Esquema Electrico 16M B9H

CID 0 0 41

Wire W ri eC eC ol or Number

Component P a kr i n gBrae k S wti c h Fue l L e ve l S e n sor

0 1 44

B a kc u p Al a r m R e l ay

0168

E l e crti c a S l y set m V o ltage T r a nm s i s iso n O i l T empera t u r e S e no sr

0 2 47

S A EJ 1 93 9 D at a Lni k

0 24 8

C at D at a Li nk

0 2 62

5 V otl S e ns o r DC P o w erSuply

0368

T r a nm s i s iso n A u t o / M a n u a l S w i th c

0420

Secon darySteringRela y

0444

Sta r t er M oot r R el a y

0573

Inch i n g P e d a lP o s i to n S e n s o r

0585

T r a nm s i s iso n O u t p u tSpeedSenso r1

0588

M o no i tr i n g S y tse mD i s p l a y

0 59 0

Eng i ne E CM

0 5 96

I m pl e m e n t EC M

1 0 3

FailureMode Identifiers(FMI)¹

Mach i n e A r t iu clatio n A n g l e P o st i o n

0 6 21

Dow n s hi f t Sw ict h

FM I No .

F ai u l re De De sc ri pt oi n

L e ft Si d e Au ot M/ a n u a l SW ( N C )

L HP osi i t o n La m p sFu e s

J 7 1

RH Po Position Lamps Fuse

K7 2 2

RD

Ke y S witch F use

K 72 3

YL

RT In Inc/Dec SW (D (Dec)

PU

RT Inc/Dec S W (Inc)

Cab Work Lamp s

K7 3 7

BR

Engine Brake Cylinders 1to 4

RD

Dome L a mps

K7 3 8

GN

Engine Brake C ylinders 5& 6

RD

Alternator Breaker

K7 3 9

B U

P U

M a i nP o w e r Re al yO u tp u t

K 7 4 8

O R

S e co n d a r yS et e r Mo ot rR e l a y

1 1 4

RD

W a r n i n g Ho nr (Fo w r a r d )

K 7 4 9

W H

B al d e Ri g h L t e v e r Po sS e n o s r

11 5

RD

Load Breaker

11 6

BR

Be a c o n

11 7

RD

Main B re a k e r

11 8

GY

11 9

PK

K 7 50 K7 5 8 K7 8 8

LH Door Wipers

K7 8 9

PU BU GY YL

Engine Brake Cylinder Common

B la d e L eft L ever Pos Sensor CONN 1

Articulation L ever P o s S e ns o r

Component Location - Volume1(Cab / Chassis)

Articulation R ight Solenoid Articulation Left Solenoid

Component

Schematic Location

B -1 5

CONN 2 Schematic Location

E

D-15

E

CONN 4

F -1 5

E

Front /Rear Wipers

L731

BR

5V Return (XMSN Cont)

Ca m e ar - R e a r Vi is o n

B 1- 2

1 6

S o l e n o i d- Au ixi l a r yV a l ev 5 S o el n o di A

D- 6

3 1

CONN 5

D-8 , G-15

14

B a c kA al m r T oL a mp

M7 1 9

G N

B al d e Si d e hs f i L t e ft Po sS e n o s r

Co l i- MS SE cxi et r

C 1- 1

A

S o l e n o i d- Au ixi l a r yV a l ev 5 S o el n o di B

D- 6

3 1

CONN 6

I-15

E

12 2

BU

Circle S ide shift L eft S o l en o i d

C o n rt ol - Pr od uc tL ni k3 00

1 2 3

W H

Ci cr el Si d e h s fti Ri g h S t o l e n o i d

Co n t or -l Im p l e m e n 3 t

D a t a v ai ld b u t b e l o w n om r a lo p e r ai o t n a lr a n g e .

12 4

GN

PU

Fuel Pressure SW Return

Gr o u n d - C ab 1

Dataerra t i c , i netr m itte n t , o r i nocr r e c. t

1 2 5

RD

B a c kL gi h t

N 7 8 7

B U

Hyd ar u l ci Fi t l e r Byp a s sS w i cth Pi ol S t u p p l y

Ground -Front F rame 1

V otl a ge a b ov e n or m al

12 6

RD

Transmission Control Fuse

N788

PK

Not Used

Horn -Air

RD

Monitoring

R732

BR

HydraulicO lIi nlet T emp S ensor

Horn -F -Forward (High)

PK

A utol u b e

R736

PK

Park Brake Press SW (NO)

K ey R e a de r - M SS

C-11

L ED - M SS S tatus

12 7 12 8

R e a rW o r kL gi h ts HVAC

M7 2 N707

BU

+5V Supply X( MSN Cont)

D a t a v ai ld b u t a b o v e n om r a lo p e r ai o t n a lr a n g e .

V otl a ge b eol w n or m al o r s ho r et d l ow .

M720

OR

3

C u r e nt b eol w n or m a l

Side Wiper

L 73 0

O R

I 9I 1- 3

2 8

S ol en oi d -A ux liai yr Va vl e6 So el no di A

E

S o l e n o i d- Au ixi l a r yV a l ev 6 S o el n o di B

3 2

CONN 7

3 2

CONN 8

C 6C- 6

C-12

A

E -1 2

3

F-4

32

CONN 9

F -1 2

F -8

14

Solenoid -Blade Left R a is e

F-4

32

CONN 10

G -11

20

I-2

36

Solenoid -Blade P itch B ackward

G- 4

31

CONN 11

D-9

21

G-3

35

Solenoid -B -Blade Pitch Forward

G-4

31

CONN 12

D-9

21

A

Solenoid -Bl ade R ight L ower

F -4

32

CONN 13

E -9

22

C-11

A

Solenoid -Blade R i ght Raise

F -4

32

CO NN 14

E -9

F- 9

30

Solenoid -B -B alde Side Shift Left

G-4

31

CO NN 15

E -9

E- 9

29

Solenoid -B -Blade Side Shift Right

H-4

31

CO NN 16

E -9

H-14

E

Solenoid -Blade L eft Lower

3

6

Curren tabovenorm al orground e d c i r c ut i.

12 9

RD

Cigar Lighter

R746

PK

Intake Manifold Press Sensor

7

Mecha n i c a sl y set m n o t r e s p o n dni g p r o p elry .

13 0

GN

Waves

R747

GY

Atmospheric P ressure Sensor

Mirror -L -LH Heated

8

Abnorm a lf r e q u e n c y , p usl e w i d t h ,orperiod.

13 2

RD

Condenser F an #1

T7 2 5

WH

Fuel Pressure S W

Mirror -R -RH Heated

9

A bn or ma l u p d at e.

13 4

RD

Air Clean er

U700

WH

Circle Rt Sol

M o d ul e -S et er ni gC on rt ol V al e v

3 8

CO NN 17

E -9

A b no r ma l r a t e o f ch a ng e .

13 5

RD

Condenser a Fn # 2

U701

GN

Circle Lt Sol

Monitor -Rear Vision

B -1 0

15

Solenoid -Circle Left

H-4

31

CO NN 18

E -9

25

F aliu er m o de n o tdi e nt ii fa bl e .

14 0

BU

Fast Speed Blower Breaker

U702

GY

Aux Valve 1S 1Sol B

Motor - A ir Cleaner

D-9

19

Solenoid -Circle R i gh t

H-4

31

CO NN 19

F-9

26

G- 4

31

CO NN 20

F-9

24

G 4-

3 1

CONN 21

F-9

24

0674

T r a nm s i s iso n I n t em r e d i aetS p e e d S e n s o r1

0675

T r a nm s i s iso n I n t em r edia t e S p e e d S e no sr2

10

H 3-

3 2

S ol en oi d -C en et sr hi tf Pi n P u ll er

I 4-

0681

P a r kni g B r a k e S o l e n o i d V a le v

11

0 9 67

M a hc i ne A p pi lc at i o n

12

Badde vie c o r c om p on e nt .

1 3 26

Loa c toi n C od e

14 1

PK

Defrost Fan

U703

YL

Aux Valve 1 SoA l

Motor -A -Autolube Pump

E -2

90

Solenoid -C -Circle Side Shift Left

13

O u t of c ailb ar toi n .

14 2

BU

Flasher

U704

PK

Aux Valve 2 Sol B

Mo ot r- LH S di eW pi e r

B 1- 3

1 8

S o l e n o i d- Ci crl eS di eS h i t f Ri g h t

Aux Valve 2Sol A

Mo ot r- RH S di eW pi e r

A 1- 3

1 7

S o l e n o i d- L B l a d eD o wn Fo cr eC o n t

D- 3

9 3

CONN 22

Aux Lever 1 Pos Sensor

Radio -Gen 2

I -1 0

28

Solenoid -L Blade D own F o rc e O p

93

Aux Lever 2P 2Pos Sensor

Re is ts o r - S te e r Va vl eP u l -l U p

G 3-

3 2

1401

T r a nm s i s iso n C l u thcS o l e n o i d 1

14

1402

Transm issio n C l u t c h S oel n o i d 2

15

23 23

P a ar m et e raf iul r es .

14 3

BR

F-9

22


GN

F-9

27


14 4

CONN 23

1403

16

P a ar m et e r no t a a v ial bel .

14 6

GY

S o l e n o i d- LH B l a d eC u sh oi n

G 3-

3 7

CONN 24

G-8


17

Mod uleno trep s o nd i ng .

RD

Engine Control Fuse

U708

OR

Aux Lever 3P 3Pos Sensor

S en o s r -A ut ol ub eP re s ur e

H 3-

9 1

S ol en oi d -R B al de Do wn Fo cr eC o n t

D 3-

9 4

H-8

14

Transm i s s i o n Cul t c h S oel n o i d 5

15 0

CONN 25

1405

18

S e ns o r su p pl y f a u l.t

15 2

RD

AccuGrad e F use

U709

WH

Au x L ever 4Pos S e ns o r

S en o s r -L ef tS et er Cy i l nd er Po si i t on

G 2-

3 4

S ol en oi d -R

CONN 26

D-5

93

RD

A W D Co n t or (l N o u t es d1 4 M)

U 7 1 0

G N

A u x Le ev r5 Po sS e n o s r

1406

T r a nm s i s iso n C l u t h c S o l e n odi 6

1407


1408


1471

S t e eirn g C o n tor l P o s i to n S e n s o r 1

1472


1473 1 4 82

19

C o nd ii to n n o t m e.t

1 5

20


15 6 16 0

¹TheFMIisa diagnosticcodethatindicates whattypeoffailure hasoccurred.

S t e eirn g C o n tor l P o s i to n S e n s o r 3 1 0 V ol t S en s or D CP o w erSuply

1 4 84

I n hc i ng P e d a l S wt ic h

1 6 74

Sole n odi R eut r n 1

1 9 60

I g ni toi n K e y R e a de r

1961

S e r v ie c B r a k e A cu c m u l aot r P r e s u sre

2 1 13

O p er a ot r P r e sen t S wti c h

2175

Secon daryStee rLeftSolen oid

2176

Secon daryStee rRightSole noid

2199

Secon darySteringRe q u e s t Sgi n a l L i n e For m I m pel m e n t E C M

2200

L e f t S t e r i n g C lyi n d e r P oist i o n S e n sor

2201

R i g h t Set e r i n g Clyi n d e r P oist i o n S e n sor

2252

Mach i n e A r t iu clatio n A n g l e S e no sr2

2304

D i fef r e n tai l L o c kR e l a y

EngineControl System (MIDNo.036)

S ea t

U705 U706

Blade Work Light #2

U707

PU BR BU

S en o s r -R gi ht St ee rC lyni de rP os t ioi n

F 2-

3 3

S ol en oi d -R HB al de Cu sh oi n

G 3-

3 7

CONN 27

YL

Sensor Power

Aux Lever 6Pos Sensor

S o l e n o i d- Ar i t uc al et Le tf

F 4-

3 2

S o l e n o i d- Se o c n d a r yS et e r ni gL e ft

E 4-

3 2

CONN 28

Heated M i r ro r s

U712

YL

A ux L ever 7Pos S e n s or

S ol en oi d- A trci u l at eR gi ht

E 4-

3 2

S ol en oi d -S ec on da yr St e ir ng Ri gh t

E 4-

3 2

CONN 29

F-3

39

YL

Differential L ock

U713

PK

Aux Valve 3Sol B

Solenoid -Autolube

E -2

90

Solenoid -Wheel Lean L eft

H-4

31

CONN 30

F-3

40

P K

C e n et rS h i t f /B /B al de Cu hs oi n

U 7 1 4

P U

A u x Va vle 3 S o A l

S ol en oi d- A u x l iai yr Va vl e1 S o l en oi dA

H 4-

3 1

S ol en oi d -W he el L e an Ri gh t

H 4-

3 1

CONN 31

F-3

42

I-4

31

Switch -B -Beacon

U711

17 0

RD

Pr o d u c t L i n k

17 1

RD

Implement C ontrol # 1

17 2

RD

Implement C ontrol # 2

RD

C o m m u n i a c ito n Ra d i oCo n v e r et r

RD

F

Machinelocationsarerepeated forcomponentslocatedclose together.

GroundCircuits

U 72 4

WH

X MS NF li e t r By pa s S W

20 0

BK

Main Chassis

U725

GN

Auto S hift SW (NC)

A =Locatedbelowor insideofdash.

2 10

BK

E nt R ad oi C on ve rt er O ut pu t 2( 4/ 12 V ol )t

A ut o Sh fi t SW ( NO )

E = Locat edinsiderear coveredcompartment.

22 9

BK

Engine ControlG nd

U727

WH

Inching P edal( NO)

F = Locatedonright handcabcolumn.

A2 0 1

BK

Not U s ed

U728

PK

S e rv B ra k e A ccum Charge P r es s S ensor

B K

P a r kB ar e k SW ( O ff )

U 72 6

GY

T ar n s &Ch a s is sC o n rt o l

U 7 3 4

G N

A2 1 0

BK

Not Used

U735

GY

A2 5 0

BK

Cab Gnd

U736

YL

AccuGrade Gnd

U739

BR

U 7 4 0

B U

I m p el m e n t 1 Co n tr o l G or u n d

U 7 4 1

O R

0 0 02

C yl i nd e r nI j ec t o r#2

A 29 7

B K

0 0 03

C yl i nd e r nI j ec t o r#3 30 4

WH

Cranking M oto r

U744

OR

Auto N eutral A rt S w N ( O)

3 0 6

G N

S at te r rMo ot rR e l a y Ou pt u t

U 7 4 5

P K

A u to Ne u t ar Al rt Sw (N C )

0 0 06


30 7

OR

K ey S witch S tart

8 V otl D CS u pp l y

30 8

YL

Main Power Relay C o il

U748

GY

Wheel Lean Sol Right

T h r ottl e P o st i o n S e n o sr

3 2 0

O R

H o r nR e l a y Co l iT oS w i ct h

U 7 4 9

B R

B al d e Si d e h s fi S t o l R gi h t

F u e lD e l i e v r y P r es u r e S e no sr

BR GY

3 6 5

Y L

40 3

GN

E l e crti c a S l y set m V oltage

P e r os n al i yt M o d ule

4 39 C 4 9 1 F421

0 2 61

E n gni e Tm i in g

0 2 62

5VoltS e n so r D CP owerSupply

G4 3 4

0 2 67

Rem o t e Sh udt o wn

0 2 68

P r og r am m e dPara m eet r

0 2 69

S e ns o r Po w e rSupp ly

0274

A t m opsh e r i c Per s s uer S e n s o r

0 2 91

E n gi n e Co oiln g Fa n

0 2 96

Tra nsm i s iso n Co n rt o l

0 2 97

A l lW h e lD r i e v C o nt r o l Secon d a r y E n gni e S p e e d S e n o sr

Ba c k u p A l a rm

U750

Warning Horn (Forward) F u e P l ir m i n g Pu m p Re al y MonitoringCircuits

Inta k e M a n iof l d A i r T e m p e r a t uer S e n s o r

0 2 53

0342

32 1 32 2

EngineColantTe m p e r aut r e S e n s o r

Event Codes EngineControl Event C ode

Condition

E 0 96

Fue l P r es s u reIsH igh

E 1 72

I nel t Ari I s R es tircet d

E 1 94

Exh a u st T e m p e ar t ur e I s H igh

Alternator (r) Term.

U751

PK WH

Blade Pitch Sol

B al d e Pi cth So R le e v sre S ec St e r R e qu es tS gi

C en et r S h fi P t ni P u l el d nI di ca ot r

U 76 1

P U

O pt oi na lF ol atI nd 4

P a r kBr Br a ke Pr e ss u r eS W(N (N C )

U 7 6 2

G N

O p ti o n a lF lo a t n I d6

YL BU

Fu e l S u pp l y T e mp Not Used

U763 U764

YL

50 0

BR

Wiper -Front P( ark)

50 1

GN

50 2 50 3

BU GY

Circle Sideshift PI P o s Sensor O pS e a S t w( N O )

BU

Op S eat S w N ( C)

Wiper -Front L(ow)

U768

BU

Ar t A n g le P os Sensor 2

OR

Wiper -Front (Hi)

U769

OR

Aux Valve 7Sol B

BR

Wiper -Rear P( ark)

U770

WH

A ux V alve 7Sol A

YL

Wiper -R -Rear L( ow)

X7 2 5

GY

Steering Signal To Controller

BU

Wiper -Rear H ( i)

X7 5 4

GN

Se c S teer Left S o l en o i d

WH

Se c S teer R ight Solenoid

50 6

PU

E 2 65

S h ut d o w n ( Gr o un d L e ev l )

50 7

WH

OiP l r e ss u er I s L o w

Washer -Front

X 7 55

Wa s h e r - R ear

Y 7 87

50 8

PU

Radio Speaker -L -Left

Y7 8 8

0 5 96

Imp l e me n t Co nrto l

E 3 61

Coo l a nt T e mp e ar t u r e I s Hi g h

5 09

W H

R ad oi Sp ea ke r -L ef t( C o mm o n )

8 01

P K

A ut o l ub e S o el no di & Pu mp Mo ot r

0791

Compre s s i o n Bar k e L o wH/ i g h S o l e n oid

E 3 62

E n gi n e O ev r sp e ed s

51 1

BR

Radio Speaker -Right

8 43

WH

Not Used

0792

Compre s s i o n Bar k e M e d i u m/Hig h S o l e n odi

E 3 63

Fue l Tem p e ar t ur e I s H igh

51 2

GN

Radio Speaker -R -Right C ( ommon)

844

GN

E390

F u e lF i l t e r I s R e s tirc t e d

1 5 51

C o ol i ng F a n Ca lbi r at e

1589

T u r b oh cargerIn l e t A i r P r e s u r e S e nosr

YL GN

849

YL

Not Used

850

PU

Not Used

I del S p e e d I s Hgi h

51 7

BU

Blower M otor L( ow)

892

BR

Cat D ata Link (-)

I n t aekM a n i f odl A i r T e m p ear t u r e I s Hgi h

51 8

OR

+24V Flasher nIput

893

GN

Cat D ata Link (+)

1785

Inta keManifo l d p r e su sreSenso r

Transmission /Chassis Control

5 19

2771

T h r ottl e L o c kS e t / A c c e l S wt ic h

ElectronicImplement Control (MID No.082) ElectronicImplement Control2(Mid No.147) CID

Component

0 0 41

8 V D CS e n o srPow erSuply

0168

E l e crti c a S l y set m V o ltage

0 2 47


0 24 8

C at D at a Li nk

0 2 62

5 V otl S e ns o r DC P o w erSuply

0296

T r a nm s i s iso n / C h a s ssi E C M

0358

Imple m e n t P iol t P r e s s u reSupplySo lenoid

0490

H y dar u l i c L o kc o u t S wt ic h

0588

M o no i tr i n g S y tse mD i s p l a y

0590

E n g i n e Eel c t r o n i c C o nrto l M o d uel

0597

MainHyd r a u l i cP u m p D i shca r g e P r essu r e

0600

H y dar u l i c O i T l empe ratureSe nsor

Condition

0 2 84

L o w Br a ke P r es s u re

0329

T r a nm s i s soi n F i l t e rPlugged

PK

T he rm os at t T o R ef ri ge ra nt P er s . SW

A 84 7

YL

L ef t B l ad e Do wn F or ce P ro V al ve

5 20

W H

O pr A C/ S WT oT he m r os at t

A 84 9

O R

R gi ht Bl ad e D o wn Fo cr eP or V a l e v

5 21

Y L

AC / S WT oR e f ir ge ar nt SW

A 89 3

O R

F u e lP ir m e S WT oF u e lP ir me Pu mp

5 22

W H

AC / C ul ct hT oT he m r os at tS W

F 8 4 3

Y L

I n c hi ng Pe da lP os S en so r

52 3

BR

Wiper -Left (Park)

F846

PU

MSS Status LED

0 49 0

P ar ki ng B ar ke O N

52 4

BU

Wiper -L -Left L( ow)

G8 2 6

WH

Fuel Press Sensor + ( 5 V)

0 6 27

P a kr i ng B r ak e A b u se

52 5

GY

Wiper -Left H ( i)

G8 2 7

GN

Fuel P ress Se Sensor G ( nd)

0795

M a c hni e S p e e d E x e c s s ievF o r M a c h i n eArticu lationAng le

52 6

YL

Wiper -R -Right P ( ark)

G8 2 8

WH

+ 5 V Supply 1(E n g Cont)

0877

HighTran s m i s i o n O i lT e m p e rature

Implement Control Event C ode

Condition

0192

S t e eirn g S y set m M a l f u nctio n

0256

S t e eirn g O u t p u t D e t e cet d I n T h e W r o n g Drie c toi n

0257

S t e eirn g O u t p u t D e t e cet d W i t h N o C o m mand

0258

N o S t e e rni g D e t e tce d W i t h C o m m a n d G ie vn

52 7

GN

Wiper -Right L(ow) Wiper -Right H (i )

G8 3 3

PK

Temp Sensor R eturn

WH

Washer Left

G8 5 6

WH

TDC Servi ce P ro b e (+ )

53 0 5 38

OR BR

Washer Right

G 85 7

D as h F l as he r nI di ca o t r Ou p t ut

H 8 0 7

Y L

L o a dR e tu nr 1 I( m p Co n t )

H 8 0 8

W H

L o a dR e tu nr 1 Im ( pCo n t 2 )

5 56

W H

D fief er nt ai lL oc k

H 86 1

P U

P ro po troi na lD ir ve rR et u r n 1( 4- )( m I pC o n )t

LowM ainPu m p P er s u sre

5 67

WH

AC / SW To C on de ns er F an R el ay s

H 86 2

GY

P ro po rt oi na l D r vi er R et ur n 5( -8 ) I( mp C on )t

Hydra ulicPilo t S u p p l y Fl it e r P l u g e d

5 7 0

B U

B al d e Cu hs oi nS o l

0560

Second aryStee rPumpNoRespo nse

0562

SteeringLeverHas NotBeenAligned ToWheel Steering Angle

0615

Mach i n e A r t iu clatio n A n g l e P o si o t nSenso r

0598

S t e eirn g L i m iet d D u e T o C o l d H y d r a u l i c Ol i

M a hc i ne A p pi lc at i o n

0 5 99

G e ar T o o Hi g h Fo r S et e irn g Wt ih C o ldOil

Loa c toi n C od e

0795

M a c hni e S p e e d E x e c s s ievF o r A r t i c u lationAn gle

Left R ea r T ur n F l asher

58 1

GY P K

R gi h t Re a r Tu nr Fl a sh e r

J 8 4 4

G Y

5 92

B U

D /c D c Co nv er et rP ow e r Ou pt ut

K 83 1

G Y

5 93

G N

C on de ns e r Fa n R e al yT oM ot o r s

A5 0 4

Rear Defroster Fan (Hi)

L 8 55

GN

AccuGrade Can -()

D /c D c Co nv er et r M e mo yr Ou pt ut

R 80 0

O R

+ 8VS e n s or Po we r( m I pC o n )t

Y L

H e a et dMi rr o r Po w e r

R8 1 8

Y L

Tr a n m s sis oi nO l iTe m p Se n so r

B R

T e m pP o t e n ito m e te rP o s 2

T 8 5 8

G Y

In ej tco r1 &2 Hi g h Si d e

WH

Precleaner Blo w er +B

T8 5 9

WH

Injector 3& 3& 4 High Side

C o mm C on e v te r r1 2 V O ut p u t

T8 6 0

A ut ol ub eP er s ur eS en so rS gi na l

X 80 0

A 5 2 4

HighHyd r a u l i cO i lT e m p ear t u r e

A5 5 7

2085

I n v ai ld A r t i u clatio n R e s p o nesD e t e cet d

1 4 82

1 0 V ot lS e ns o r DC P o w erSuply

1558

E l e c tirc a lI m p l e mentCon t r o l2

C 53 2

2 1 13

O p ear t o r P r e es n t Sw ict h

A 5 7 2

P K G N

C542

GN

Heated M irror Power

2143

E l e c tor n i c I m p lemen tContro l3

C546

W H

Blower Fast Speed Relay

2146

Articu latio n L e v e r P o si o t nSenso r

C558

BU

2147

Autom a t i cN e urta lA r t i u clatio nSwitch

C568

WH

2152

W h e eL l e a n C o nrto l P o s i toi n S e n s o r

XMSN Sh Shift Sol 7 XMSN Shift S ol 8

W H

XM S NS o l Re ut nr

E 5 4

P K

A C/ Co nt To A/C C o m pC ul ct h LightingCircuits

PK

Rotary B e a co n

60 4

OR

Stop Lamp

60 5

YL

Turn Lamp -L -Left

60 6

GY

2161

BladeRigh tRaiseSole n o i d V a le v

XMSN S hift S ol 4 XMSN Shift Sol 6

BR GY

9 2 1

60 3

C i r cel S i d e s hf it C o nrto l P o s i o t nSenso r

T u rn L amp -Right

9 2

B R

XM S NS o l Re ut nr

9 2 5

Y L

XM S N So lS h i tf 1

GY

E ng i ne O il Pressure Sensor

BU

Engine Coolant Te mperature

99 7

OR

Analog Sensor Power + (5 V) V)(Imp Cont)

PK

B la d e F l o od s # 2

A 97 5

BU

Differential L ock R elay

YL

S n ow W ing Lamps

C967

BU

Inta ke M a n if o ld A ir T emp

61 0

OR

Head Lamp Relay Out

PU

Head L amp H i

C979

OR

Resume Throttle S W (NO)

PU

Ba c k li g h t R elay nIput

C981

GN

Compression Brake

BR

Tail/Po sition L amp -Left

C991

PK

E 9 0 0

W H

C978

BR

61 7

BladeSid e s h itfL e f t S o l e n oidValve

6 1 8

Y L

61 9

GN

Head Lamp L o

E9 0 1

GN

XMNS Outpu t S pd (+)

62 6

BU

Ba c k li g h t R elay Out

E9 0 2

PU

XMNS Intermediate Spd -()

2168

C i r cel R i g h t S o l e n o i d V a le v

2169

C i r cel S i d e s hf it L e f t S oel n o i d V a lev

2170

C i r c l e Sdi e s h ti f Rgi h t S o l e n oidValve

2171

Articu latio nLeftSolen oidValve

64 5

PK

T a i /l P o isi t o n La m p - R i g h t

Headlamp Relay C o il

E 9 03

YL

6 4 6

O R

R e a rF ol o d Re al yCo l i

E 9 0 4

B R

6 4 7

G N

B al d e Fl o dRe al yC o i l

E 9 0 5

B U

E 90 6

O R

X M N ST ar ns Ou pt ut Sp d -( )

E9 0 7

GY

XMNS T arns Output Spd (+)

6 8 0

G N

C a b Fl o d l gi h t sRe al yO u t

E 9 0 8

B R

XM N S Tr Tr a n sIn p u S t p d (- )

PU

Rear Flood Relay Out

E9 0 9

WH

XMNST rans nIput Spd (+)

2174

W h e eL l eanRigh tSolenoidVa lve

6 8 4

O R

2181

B l a d e P ict h F o r w a rdSoleno idValve

R i g h t Set e r i n g Clyi n d e r P oist i o n S e n sor

68 5

BR

6 9 5

O R

6 9 6

G N

A6 0 8

GY

C a b Fl o dR e l a y nI p u t Blade lFoods L e f T t u nr La m p Re al yC o i l R gi h t Tu nr La m p Re al yC o i l Dimmer Relay Coil ControlCircuits

E 9 2 9

G Y

E 9 63

BK

E 9 6 4

W H

E 9 6 5

B U

A tir u c al i t o n An g l eP o s Se n so r

Sec E n gine Speed Sensor + () I nc hi ng P ed al S W( NC )

S t e eirn g V a l v e C o n t r oM l odule

70 9

OR

+10V Su Supply I(mp Cont)

F916

GN

Backup Alarm Relay

S t e eirn g V a l v e C o n t r o lM o d u l e S p o o l P o s i to n S e n s o r

72 7

GN

Sec Steer T est S W

G 9 46

OR

Throttle Set S W (N (NO)

2204

A u x i lai r y L e v e r1PositionSen sor

75 1

GN

XMS NShift Sol 3

G9 5 3

BU

Impl Pilot Supply Solenoid

75 2

YL

XMS N Shift S ol 2

G9 6 5

PU

L oa d R eturn 2(Imp C ont)

75 4

BU

XMS N Shift Sol 1

K 90 0

YL

J1939 D ata Link +

7 5

O R

X M S NS h i t f So 5 l

K 9 2 7

B U

P W M Dr vi e r Re ut nr (5 8- )( m I p Co n t 1 )

7 99

W H

+ 10 VS up pl y( X M SN C o n )t

K 95 2

B R

P WM Dr vi er Re ut nr ( 1 - 4) (I m p Co nt 1)

A u x i lai r y L e v e r2PositionSen sor A u x i lai r y L e v e r3PositionSen sor

2207

A u x i la r y L e e vr4PositionSe nsor

2208


2209


2210


2211

A u x i la r y V a lev1 - P o r t B S o l e n o id

2212

A u x i la r y V a lev1 - P o r t A S o l e n o id

2213


2214


2215

A u x i lai r y V a l e v3-PortB Soleno id

2216

A u x i lai r y V a l e v3-PortA Soleno id

2217

A u x i lai r y V a l v e 4 - P o r t BS o l e n o id

2218

A u x i la r y V a l e v4-PortA Soleno id

2219

A u x i la r y V a l e v5-PortB Soleno id


1 5 2 -8 3 4 6

Mach i n e A r t iu clatio n A n g l e S e no sr2

S ol e no i d:

2 4 0 -7 1 9 3

Resistor:

2 5 4 -3 4 1 4

S o l e no i d:

CircuitIdentification Number

W r i eC lo ro

30

Resistance O ( hms)¹

Center S hift Pin P u l le r

32.6 ±1.6

Stee r Valve Pull -Up

50 0 ± 25

Secondary Steer L eft &Right

2.2 ±0.2

AuxiliaryValve1 thru6 ArticulateLT /RT

Ground Connection

29

32 A

41 93

14

17

Related ElectricalService Manuals

94 31

91

43

Title

36

42

90

92

35

FormNumber

A tl er na o t r:

2 35 -7 13 3

E l ec tirc S at r itn g M o t or :

2 0 7- 1 55 6

Engine Control: 44

89

Fuse (5Amps)

200-L32 BK-14

15

16

34

2222

9X-1123

Component PartNumber

2

24 22 23

33

Component Description

5A PinorSocket Number

F

18

Resistor, Senderand Solenoid Specifications- Volume1 Part No.


21

40



27 3

39


2252

28

20

38

2220

2223

26

E

2221

2224

25

S e c En g i n e Sp e dS e n o sr ( - )

YL GN

2202

2205

19

E n gi n e S p ee d S ensor -() E n g ni eS p e e d Se n so r( + )

E9 6 6 E 97 4

2203

2206

PartNumberFor ConnectorRecepticle

1

XMNS Intermediate Spd + ()

I nd La mp - Au ot S h i tf 1s tG ea r Ba c k li g h t R elay Out

68 3

B l a d e P ict h B a c k w ardSolen oidValve

L-C12 3E-5179

AG-C4 111-7898

Receptacle

XM N S In et m re d i a t eS p d (+ )

P U BU

Articu latio nRightSole noidValve


Socket

XM N S In et m re d i a t eS p d (- )

6 60 66 8

W h e e lL e a n L e f t S o l e n o i d V avl e

2182

C-C4 AG-C3 130-6795 130-6795

HarnessConnectorSerial izationCode:The "C"stands for"Connector"andthenumberindicateswhich connectorin the harn ess.(C1,C2,C3,... ..)

XM N SO u t p u S t p d (- )

2172

2201

HarnessIdentificationLetter(s): (A,B,C,..., AA,AB,AC,...)

Fuel PressureSensor

2173

2200

PartNumberfor ConnectorPlug

Set T hrottle SW (NC)

B l a d e L etfL o w e r S o l e n o i d V a le v BladeRig h t L o w e r S oel n o i d V a lev

61 4

Sure-Sealconnect or: Typical representation ofaSure-Sealconnector.Theplug andreceptacle containbothpinsandsockets.

1 2

Wire,Cable,orHarnessAssemblyIdentification: IncludesHarnessIdentificatio n LettersandHarness ConnectorSerializ ation Codes

5V Return I(mp C ont)

60 7 60 9 61 1

HarnessandWireSymbols Deutschconnect or: Typical representation ofaDeutschconnector.Theplugcontainsall socketsandthereceptaclecontainsallpins.

1 2

Harnessidentification code: Thisexampleindicateswire 135inharness"AG".

2165

BladeSid e s h itfR i g h t S o l e n o i d V a le v

Magnetic LatchSolenoid: Amagneticlatch solenoid isan electrical componentthatis activated byelectricityand held latched bya permanentmagnet.Ithastwo coils (latch and unlatch) thatmake electromagnetwhen currentflowsthrough them.Italso hasan internal switch thatplaces the latch coil circuitopen atthe time the coil latches.

29

Plug

2162

C icr l e Le f t So l en odi V avl e

Solenoid: Asolenoid isan electrical compon entthatis activated byelectricity.Ithasa entthatis coil thatmakesan electromagnetwhen currentflowsthrough it.The electromagnet can open orclose a valve ormove a piece ofmetal thatcan do work.

40

21

325-AG135 PK-14

2163

2166 2 1 67

33

Pin

994

BR

Relay (Magnetic Switch): Arelayis an electrical com ponentthatisactivated byelectricity. Ithasa coil thatmakesan electromagnetwhen currentflowsthrough it.The electromagnetcan open orclose the switch partofthe relay.

35

31

92

36

Single Wire Connector

995 99 8

23

F

17

41

42

+ 8V S en o s r R e ut nr ( X M SN Co nt )

PU WH

902 903

P o w e r Ai rCl e a n e rRe al yC o i l

C i r cel D r i v e L e e v r P o s i toi n S e n s o r

90 94

In ej tc o r 5 & 6H 6H gi hS di e

90 0 90 1

Condenser Fan 2R 2Relay Out Blower M otor M ( ax)

Y L

B l a d e P ict h C o n tor l P o s i toi n S e n s o r

BladeLeftR aiseSole noidValve

O R

38

3

20

34

43

AccuGrade Can + ( )

E 5 2 9

BladeSid e s h itfL e v e r P o st i o n S e n o sr

2156

O R

32

93

R HD o w nF o r ce En ab el S o l en oi d

Rear Defroster Fan (Low)

YL

0878

YL

91 15 22 A 14

E

25

44

37

39 28

+ 8V o l S t u p p l y( E n gCo n t )

P K


2160

O R

27 19 16

Not U sed

GN

1473

L 8 54

24 89

L HD o wn Fo cr eE na bl eS ol en oi d

A 5 1 4

M a c hni e A r t i u clatio n A n g l e L i me i td D u e T o M a c hni e S p e e d C l o c kM a n u a l Ai lg n m e n t R e q u ier d

Sender: Acomponentthatisused with a temperature orpressure gauge.The sender measuresthe temperature orpressure.Itsr esistance changesto give an indication to the gauge ofthe temperature orpressure.

T

Dr vi e r Re ut nr (9 1- 2 ) (I m p Co n t )

A5 0 7

0796 0861

2155

K 83 2

GN

P or p o tir o n a l

A 51 3


2153

H864

B U

5 8 2


2154

TDC S ervice P r o b e ( -)

T u r nS gi n a I l nd ci a to rRi gh t T u r nS gi n aI lnd nd ci a to rL e ft

H 8 6 3

ReedSwitch: Aswitch whose contactsare controlled bya magnet.Amagnetclosesthe contactsofa normallyopen reed switch;itopensthe contactsof a normallyclosed reed switch.

30 18 26

P ro po rt oi na lD ir ve r Re ut rn ( 9- 12 ) I( mp C on 1 t )

B U W H

0 2 63

0 9 67

B l a d e L etfL i f t L e v e r P o s i toi n S e n s o r

YL BU

5 3 9 5 4 0

1471

BladeRig h t L i f t L ee v r P o s i toi n S e n s o r

H 80 3

Ground(Case): Thisindicatesthatthe componentdoesnothave a wire connected to ground. Itisgrounded by being fastened to the machine.

5V Return E ( ng C ont)

PK

52 9

1472

2150

GN

52 8

0455

1326

2151

G8 2 9

Switch(Normally Open): Aswitch thatwill close ata specified poin t(temp,press,etc.). The t(temp,press,etc.). circle indicatesthatthe componenthasscrew terminalsand a wire can be disconnected fromit.

Ground(Wired): Thisindicatesthatthe componentis connected to a grounded wire.The grounded wire isfastened to the machine.

E 4 41 E539

Event Co Code

CircuitBreaker Symbol

Flow Symbol

Switch(Normally Closed): Aswitch thatwill open ata specified point(temp,press,etc.). No circle indicatesthat the wire cannotbe disconnected fromthe component.

Fue l P umpR elay

EtherIn j e c toi n C o n t r o l S o l e n odi

Level Symbol

Fuse: Acomponentin an electrical circuitthatwill open the circuitiftoo much currentflows through it.

Not Used

Blower Motor (Hi) Blower Motor M ( edium)

Mach i n e S e c u rt iy S y setm M o d u l e

T h r ottl e L o c k R esume /Dece l S w i th c

Temperature Symbol

PHS Can (-) N ( ot U se d )

GY GN

1 6 27

2417

Symbols

Pressure Symbol

PHS C an +( ) N ( ot Used)

51 5 51 6

1639

2770

Printed in U.S.A.

Symbolsand Definitions

50 4

E 3 60

Volume 1 of 3: Cab and Chassis ©2010 Caterpillar,All RightsReserved

T

50 5

T h or tl te L o kc S wti c h

43

Harness And Wire Electrical Schematic Symbols

WH B R

U767

M o n iot r i n g S y tse mD i s pal y

89

I -3

Circle Drive Lever Pos Sensor

U765 U 7 6 6

0 5 49

39 35

I-3

CO NN 87

Blade Pitch nIput Pos S ensor

Action Alarm AccessoryCircuits

0588

I -3 I -3

CO NN 86

Optional Float nI d 1

Y L P U

H414

CONN 84 CO NN 85

Theconnectorsshownin thischartarefor harnesstoharness connectors. Connectorsthatjoina harness toacomponentare generallylocatedator near thecomponent.See theComponentLocationChart.

Fwd

P U B R P K

41

B l ad e S i d e s h if t S o l Le ft

U 7 5 2 U 75 3 U760

35 41

Wheel Lean Sol Left

0 0 41 0091

E n g i n e Ol iP r e s u sreSenso r

35

S et e r ni gL e ve rP o s 3

C yl i nd e r nI j ec t o r#4 C yl i nd e r nI j ec t o r#5

F u e lT e m p e r a t uer S e n s o r

A

F-3

Steering Lever Pos 1

0 0 04

E n gni e S pe e d S e nso r

G-8

Steering Valve Signal

S et er V a l e v E rr or S gi na l W he el L e an I np ut P os S en so r

OR

C-13

S wi ct h- Ce nt er Sh fi tP ni P u l el r


W H GY

U747

S w i ct h- Ca bFl o dL a mp

ParkB rake SW(On)

U 74 2 U 74 3

0 0 05

0094

44

C 1- 3

3 2

32

I m p el m e n t Co Co n t or G l or u n d

0174

E

I-3

D 1- 3

S wi ct h- S n o wW ni gF ol od

3 2

C 6C-6

B K

0 1 90

B -1 1

D-13

S w i ct h- Fl o d l a m p s

3 2

E 4-

S oel n oi d - A u ixl i a ryVa lve4So l e no i d B

BK

0168

G-2 , H-2

CONN 82 CONN 83

Switch -D -Dimmer

3 1

E 4-

S ol en oi d- A u x l iai yr Va vl e4 S o l en oi dA

Fuel Level Sender

B K

0172

G -3 G-2 , H-2

CONN 36

31

C 6-

Aux Valve 6S 6Sol A

PU

A 2 9 6

0110

CONN 34 CONN 35

C-6

S o l e n o i d- Au ixi l a r yV a l e v 3 S o el n o di B

GY

U723

I m p el me nt 2 C o n rt ol G or un d

CONN 33

F

Solenoid -A -Auxiliary Valve 3S 3Solenoid A

A u x Va vle 6 S o B l

U720

BasicMachineCircuits

CONN 32

F F

S ol en oi d- A u x l iai yr Va vl e2 S o l en oi d B

A u x Va vle 5 S o lA

G N

Implement Control Main St e e r in g V a lv e

A 2 0 2

F 3 8

Solenoid -A -Auxil airy V alve 1S 1Solenoid B S o l e n o i d- Au ixi l a r yV a l e v 2 S o el n o di A

A ux V alve 5Sol B

W H

U 7 1 9

RD RD

m i D (

92 35

I 4-

Aux Valve 4 Sol B Au x V alve 4Sol A

OR

U 7 1 8

U716

E n t e r at ni m e n t Ra d i oC o n ev tr e r

18 0 19 9

F-3 F-3

D 1- 3

BR BU

U717

U715

1 7 6 1 7 9

GY

B9H1-UP

14

PU

A2 7 4

0100

9 4

16 5

A 2 9 5

Component

D 3-

1 6 9


CID 0 0 01

D-3

B al de Do w n Fo cr eO p

16M Motor Grader Electrical System

21 22

1404

Bl a d e W o rk L i g h t s

) s e h c n i 5 3 x s e h c n i 8 4 : s n o i s n e

E

D-15

CONN 3

Machine Location

YL

1

o r s ho r et d hgi h .

Component

Machine Location

Y L

2

o r o pe n cri c ui t .

Machine Location

Schematic Location

12 0

RH Door Wipers

3 F O 1 L O V 3 0 4 2 , 0 e 9 g a P R 6 3 N E R

ConnectorLocation - Volume1 ConnectorNumber

1 2 1

4

T r a nm s i s iso n O u t p u t S p eedSenso r3

B U

RD RD W H

5

P a r kB r a k e P r e ssureSw itch

Right S ide Auto/ManuaS l W( N C)

10 9

U p sh itfS wti c h

T r a nm s i s iso n I n p u t S p eedSensor

YL

1 1 2

D i er ci to naSl w i t h c

0673

D es cr p i it on

J7 6 9

10 6

0 6 22 0627

Wire W ri e C oo l r Number

C n o rto C l i cr u it s( C o tnniu e d)

Battery + 24V

10 8

0 6 23 0669

RD

10 5

10 4

0

0615

D es cr p i it on P w o e r C ri c ui st

10 1

8 VD CS e n o srPow erSuply

0 0 70 0 0 96

0177

RENR9024-03 February2010

WireDescription

Component Identifiers(CID¹) ModuleIdentifier (MID²) ElectronicTransmission/Chassis ControlSystem (MIDNo.027)

Im p l e m e n C to n t or : l T ar ns m i s oi n C / h a s si Co nt or :l

S EN R4 1 3 0 S E NR 3 58 1 RE N R9344 RE N R 9 0 1 3 R E N R 9 00 4

W r i eG u a e g

Component Identifiers(CID¹) ModuleIdentifier (MID²) ElectronicTransmission/Chassis ControlSystem (MIDNo.027) CID

8 VD CS e n so r P o w erSuply

0 0 70

P a r ikn g Bar k e Sw ict h

0 0 96

F u el L e e v l S en s o r

0 1 44

B a ck u p Ala m r R eal y

101 1 0 3 104

0168

E l e c tirc a lS y set m V oltage

0177

Transm issio nOil Temp eratu reSensor

0 2 47


0 24 8

C at D at a Li nk

0 2 62

5VoltS e n so r D P Co w e r S u p pyl

0368

T r a nm s i s iso n A u t o / M a n u a l S w i th c

0420

Second aryStee ringRela y

0 4 44

S t ar t er M oot r R ela y

0573

I n c hni g P e d a lP o s i to n S e n s o r

0585

Transm issio nOutputSpedSensor1

FailureMode Identifiers(FMI)¹ FM I No .

F ai u l re De sc ir pt oi n

0588


0

D a t a v ai ld b u t a b o v e n om r a lo p e r ai to n a rl a n g e .

0 59 0

E ng i n e E CM

1

D a t a v ai ld b u t b e l o w n om r a lo p e r ai to n a rl a n g e .

0 5 96

Imp l e me n t EC M

2

Dataerra t i c , i netr m i tetn t , o r i n c o r r e c.t

0615

M a c hni e A r t i c u latio n A n g l e P o s i to n

3

V otl a ge a b ov e n or m al

0 6 21

Dow n s hif t S w ict h

4

V otl a ge b eol w n or m al o r s ho r et d l o w .

o r s ho ret d h i g h.

0 6 22

Uph s i tf S wti c h

5


0 6 23


6


0627


7

Mecha n i c a sl y set m n o t r e s p o n dni g p r o p elry .

0669

T r a nm s i s soi n I n p u t S p e d S e n s o r

0673 0674 0675

T r a nm s i s iso n O u t p u tSpeedSenso r3

o r o pe n cri c uit .

8

Abnorm a lf r e q u e n c y , p usl e w i d t h ,orperiod.

9

A bn or ma l u pd at e.

Transm issio nInterm ediateSp eedSensor1

10

A b no r ma l r at e o f h c a ng e .

Transm issio nInterm ediateSpedSensor2

11

F aliu er m o de n o t i d e ni tfai bel .

0681

Parkin gBrakeSolen oidValve

12


0 9 67

Mah c i ne A p pi lc at i o n

13

O u t of c ailb ar toi n .

1 3 26

L o ca toi n C o d e

14

P a ar m et e raf i l u r e .s

1401 1402


15



16

P a ar m et e r no t a a vila b l e.

1403

T r a nm s i s soi n C l u t h cSolenoid3

17

M o du l e no t r es p on dni g .

1404


18

S e ns o r su p ply f a u l .t

1405


19


1406

T r a nm s i s soi n C l u t c h S o lenoid6

20


1407


1408


1471

S t e e rni g C o n t r o l P o s i to n S e n s o r1

1472


W ri e C oo l r

D es cr p i it on


Battery + 24V

J769

YL

Right Side A uto/Manual S W NC) (

J 7 1

B U

L e ft Si d e Au ot Ma / n u a l S W( N C )

RH P o sition Lamps F use

K722

YL

RT Inc/Dec SW Dec) (

Actuator -Water V alve

Key Switch u Fse

K723

PU

RT nc/Dec I S W I(nc)

Ala rm - Action

BR

Engine Brake C ylinders 1to 4

B er a k e r - F a ts Sp e dB ol w e r

B 1- 0

GN

Engine B rake C ylinders 5 & 6

Cluster - Dash

D-5

A

Engine Brake Cylinder Common

Control - Implement 1

I-9

E

Cab WorkL amps

K737

RD

Dome L amps

K738

RD

Alternator Breaker

K739

B U

Machine Location

A-14

10

Relay -Cab F loodlights

E-5

A

Relay -Condenser F an

B -13

B

Relay -Condenser F an 2

B-13

G

Relay -Differential Lock

B-5

E

Relay - Dimmer

C-5

E

H-5

Component

Schematic Location

Machine Location G

Ma ni Po w e rRe al yO u tp u t

K 7 4 8

O R

S e co n d a r yS et e r Mo ot rR e l a y

Control -Implement 2

I-10

E

Relay - Fast Speed

B -14

E

W a r n i n g Ho nr (F o r w a dr )

K 7 4 9

W H

B al d e Ri g h L t e v e r Po sS e n o s r

C o n ev tr e r - C o m m u n ca i it o n s

F- 1 4

6

Relay - Headlamp

B-5

E

115

RD

Load B reaker

K750

PU

Blade L eft L ever Pos S ensor

C on e v tr er - En et tr ai nm en tR a d oi

G 4-

G

Resistor -AccuGrade C an

B -8

6

Resistor - Blower

A-14

116

BR

Beacon

117

RD

Main Breaker

K758 K788

BU GY

Articulation L ever P os Sensor

Diode -Rear Flood nterlock I

F-5

E

Articulation R i ght S olenoid

Fuse -Buss (Switched)

C-10

B

Resistor - Can 2

Fuse -Buss (Un-S witched)

D-10

B

Resistor -DC Can 1

Ground - Cab 2

A -10

E

Resistor - DC Can 2

A -10

E

Resistor - Defrost Fan

118

GY

LH Door Wipers

K789

YL

Articulation Left S ole noid

119

PK

RH Door Wipers

L730

OR

+5V Supply (XMSN Cont)

120

YL

Front R / ear W ipers

L731

BR

5V Return X ( MSN Cont)

Ground - Cab 3

121

YL

122

BU

BackA arm l T oLamp Side Wiper

123

WH

124

GN

HVA C

125

RD

Rear WorkL ights

M719 M720 M722

GN BU OR

Blade Sideshift Left Pos Sensor

Ground - Cab 4

Circle Sideshift L eft S olenoid

Ground -Cab Roof

A-10 B-15

E G

Sensor - Inching Pedal Sensor - L eft Blad e Down Force

ConnectorLocation - Volume2 ConnectorNumber

10

B-8

G

D-1

F A 6

C-3

A

I-14

I n d ca i ot r- Au ot Sh fti En a b el d

PU


Indicator -Auxiliary Lever 6Float

N787

BU

Hydraulic Filter Bypass Switch Pilot Supply

Indicator - C TR Shift Pin Pulled

G-5

A

B-14

G

RD

Transmission C ontrol F use

N788

PK

Not U sed

Joystick - Left Hand

I-1

D

Switch - A uto S hift On/Off

B-2

F

RD

Monitoring

R732

BR

Hydraul ic O il Inlet e Tmp S ensor

Joystick- Mini

B-1

C

Switch - Blade Cush ion

B-2

F

C

Switch - Blade Force

I-14

G

4

Switch - Brake Light

C-3

A

C-3

A

E-1

F

128

PK

Autolube

R736

PK


Joystick - Right Hand

C-1

129

RD

Cigar Lighter

R746

PK

Intake M anifold P ress Sensor

Lamp - Dome

F-14

R747

GY

Atmospheric Pressure Sensor

130

GN

Waves

132

RD

Condenser Fan #1

134

A F

S e n o s r- Ri g h B t al d e Do w n Fo ce r Sensor -Throttle Position Switch - A /C On

LED - L H Joystick Illumination

A -14

5

Switch -Brake P edal

T725

WH

Fuel Pressure SW

LED - RH Joystick Illumination

B-14

G

Switch -Center Shift Pin

U700

WH

Circle Rt Sol

Lever - A uxiliary 6

U701

GN

I 1- 4

Circle Lt Sol

Lever - Auxiliary 7

A-2

F

Switch - Defrost Fan

B-3

F

Fast Speed Bl o wer Breaker

U702

GY

Aux Valve 1Sol B

Messenger

D-1

F

Switch - Differential Lock Floor

C-3

9

Defrost Fan

U703

YL

Aux Valve 1 Sol A

Module - Flasher

I-5

E

Switch - Front Wiper

G-14

G

142

BU

143

BR

Flasher

U704 U705

Seat

U706

BR

Aux Lever 1 Pos Sensor

Motor - Front Wiper

F-14

2

U707

BU

Aux Lever 2 Pos S ensor

Motor - LH D oor

E-13

12

Switch - Horn

G-5

C

U708

OR

Aux L ever 3Pos S ensor

Motor -LH Door W asher

C-13

B

Switch -Implement L ockout

D-1

F

B

Switch - nching I Pedal

GN G Y

B al d e Wo kr L gi h t #2

150

RD

Engine C ontrol F use

152

RD

AccuGrade F use

1 5

R D

A W DC o n rt o l( N o u t e s d1 4 M )

PK PU

Aux Valve 2 Sol B

Motor - Blower

Aux Valve 2Sol A

Motor -Front Washer

F

Blade Work Lights

144 1 4 6

A -13 C-13

U709

WH

Aux L ever 4Pos Sensor

Motor -LHW ndow i Washer

C-13

U7 1 0

G N

A u x Le ev r5 Po sS e n o s r

Motor - Rear Defroster

E -14

8

156

YL

Sensor P ower


Motor - Rear Washer

PU

Heated Mirrors

U712

YL


Motor - Rear Wiper

D-14

6

165

YL

Differential Lock

U713

PK

Aux Valve 3Sol B

Motor - RH D oor

E-13

11

PK

Center Shift /Blade Cushion

RD

Product Link

171

RD

Implement C ontrol #1

RD

Implement C ontrol #2

1 7 6

R D

Co m m u n ca i it o n Ra d i oC o n ev tr e r

U714

GY

B

160

172

U711

10

B

Switch - Heated Mirrors

Switch - Key

Aux Valve 3SolA

Motor -RH Door Washer

C-13

B

Switch -Operator Present

BR

Aux Valve 4 Sol B

Motor -RH Window Washer

C-13

B

Switch - P ark Brake Up

BU

Aux V alve 4Sol A

Panel -HVAC Operator

D-13

Aux V alve 5S ol B

Pod -A uxiliary Control

A u x Va ve l 5 S o lA

Port - 1 2 Volt A uxiliary

G C

Switch - Rear Wiper Switch - R H A uto M / anual

B -13

1

G -5

A

H-14

C

Switch - R H Door W iper

H-14

G

1961

S e r v iecB r a k e A c c u mulato rPressu re

1 7 9

R D

E n te tr a i n m e n R ta d i oCo n v e r et r

U 7 1 9

G N

A u x Va ve l 6 S o B l

Relay - Heated Mirror

C-5

G

Switch - RH Offset

G-1

C

O p er a ot r P er s en t S w ith c

180

RD

Implement C ontrol M ain

U720

GY

Aux V alve 6Sol A

Relay - Horn

F-5

E

Switch - Seconda ry Steer Test

B-5

A

199

RD

200

BK

2175

Second aryStee rLeftSolen oid Second aryStee rRightSolen oid

2199

Secon darySteringRe q u e s t Sgi n a l L i n eFromImp lemen tECM

2200


2201

R i g h t S t e r i n g C lyi n d e r P oist i o n S e n sor

Steering V alve

U723

PU

Fuel Level Sender

Relay - LH Position

GroundCircuits

U 72 4

WH

X MS NF li e t r By pa s S W

Relay - Power Air Cleaner

Auto Shift SW NC) (

Relay - Rear Flood

E-5

E

Switch - Throttle Lock Mode

A ut oS hi tf SW ( NO )

Relay - RH Position

C-5

E

Switch - Throttle Set

Inching P edal (NO)

Relay - Back Lig ht

C-5

G

Switch - Turn Signal

Relay - Blade Flood

E -4

E

Relay - Blade Flood 2

E -5

G

Main Chassis

2 10

B K

E nt Ra di oC on e v tr er Ou pt ut (2 4/ 1 2 V o l )t

229

BK

Engine C ontrol Gnd

U725 U 7 2 6 U727

GN G Y WH

C-5 B-13

E G

2252

M a c hni e A r t i c u lationAn gleSenso r2

A201

BK

Not U sed

U728

PK

Serv B rake A ccum C harge Press S ensor

2304

Diffe rentia l L o c kR e l a y

A202

BK

Trans &Chassis C ontrol

U734

GN

Park Brake SW (Off)

Machinelocations arerepeatedfor componentslocatedclosetogether.

EngineControl System (MIDNo.036) CID 0 0 01

A210

BK

Not Used

U735

GY

Park Brake SW(On)

A250

BK

Cab Gnd

U736

YL

Steering Valve Signal

A =Locatedbelowor insideofdash.

Steering L ever P os 1

B= Locatedinsideor nearfusepanel.

A274

Component

A 2 9 5

C yli nd e r nI j ec t o r#1

A 2 9 6

0 0 02

C yi ln de r I nje ct o r #2

A 2 9 7

0 0 03


0 0 04


0 0 05


0 0 06


BK B K B K B K

AccuGrade Gnd Im p l e me n t Co n t or G l or un d Im p l e m e n 1 t Co n t or G l or u n d Im p l e m e n 2 t Co n t or Gl ro u n d BasicMachineCircuits

304

WH

Cranking M otor

U739 U 7 4 0 U7 4 1

BR B U O R


C =Locatedinsideof rightconsole.


D =Locatedinsideor nearleftconsole.

S et e r Va ve l Er or rS gi n a l

E =Locatedinsiderear cabcoveredcompartment.

U 7 4 2

W H

U 74 3

GY

W he el Le an I np ut P os S en so r

F = Locatedonright handcabcolumn.

U744

OR

Auto N eutral A rt Sw (NO)

3 0 6

G N

S at tr e r Mo ot rRe al yO u tp u t

U 7 4 5

307

OR

Key Switch S tart

U747

P K OR

308

YL

Main Power Relay C oi l

U748

GY


3 2 0

O R

Ho nr Re al yC o i Tl oS w i ch t

U7 4 9

B R

B al d e Si d e hs f i S t o l Ri g h t

321

BR

322

GY

F u e lD e l i e v r y P r es u r e S e no sr E n g i n e O iP l r e su sreSenso r

0110

EngineCoo lantTem p e r aut r e S e n s o r

Backup A larm Warning Horn F ( orward)

U751

PK WH PU B R

S ec St e r R e qu es S t gi

Alternator r)( T erm.

U760

PK

Optional Float nd I 1

Y L

Ce n t e r Sh f i P t ni Pu l l e d n I d i ac ot r

U 7 6 1

P U

O p ti o n a l

C 4 9 1

P U

P a r kB ar e k Pr e s us er SW (NC )

U 7 6 2

G N

O p ti o n a l Fl o a It n d 6

0 2 53

P e sr o na lti y M o d uel

F421

YL

Fuel Supply T emp

U763

BU

Circle Drive Lever Pos Sensor

G434

BU

H414

YL

0 2 61

E n gin e Tm i in g

0 2 62


0 2 67

R e mo t e Sh udt o wn

0 2 68

P r og r am m ed P a ar m et e r

0 2 69

S e n os r P o w erSuply

0274

A t m op s h e r i c Per s s uer S e n s o r

0 2 91

E n gni e C oo lni g F an

0 2 96

T r an s m i s iso n Co n rt o l

0 2 97

A l lW h ee lD r i e v C o nt r o l

0342

Second aryEngin eSpeedSenso r


Condition

E 0 96

F u el P r e ssu r e I s Hig h

E 1 72

I nel t A i rsI R e tsrci t e d

E 1 94

E x ha u tsT e m p e ar t ur e I s H igh

U767

BU

Op Seat Sw (NC)

Wiper -Front Low) (

U768

BU

Art A ngle Pos S ensor 2

OR

Wiper - rFont (Hi)

U769

OR

Aux Valve 7Sol B

BR

Wiper - R ear Park) (

U770

WH

Aux Valve 7Sol A

504

YL

Wiper -Rear (Low)

X725

GY

Steering Signal To Controller

Wiper -Rear H ( i)

X754

GN

Sec S te er L eft S olenoid

506

505

PU

Washer -Front

X755

WH

Sec Steer Right S olenoid

507

WH

Washer -Rear

Y787

Radio Speaker -Left

Y788

E 2 65

S h ut d ow n ( Gr o un d L ev e)l

E 3 60

O i lP r es s u r e I s Lo w

508


E 3 61

C o ola nt T e m p e ar t u r e I s Hig h

5 09

Compre s s i o n Bar k e M e d i u m / Hgi h S o l e n odi C o oli ng F a n Ca lbi r at e

8 01

P K

A ut ol ub eS ol en oi d &P um p M o ot r

511

BR

Radio Speaker - Right

843

WH

Not Used

512

GN

Radio Speaker -Right C ( ommon)

844

GN

E 3 90

F u el F itl e rsI R e tsrci t e d

F u elP u mp R eal y

E 4 41

I del S p e e d I s Hgi h

Mach i n e S e c u rt iy S y setm M o d u l e

E539

I n t ae kManifo ldAirTempe ratureIsH igh

1785

I n t ae kManifo ldpressu reSensor E t h e r I nej c t i o n C o n t r oS l oleno id T h r o tl e t L o c k R eusm e / D e c e l S wt ic h

2771

T h r o tl e t Lock S e t / Ac e l S w itch

ElectronicImplement Control(MID No.082) ElectronicImplement Control2(Mid No.147) CID

Component

0 0 41


0168


0 2 47


0 24 8

C at D at a Li nk

0 2 62


0296

Transm issio n/ChassisEC M

0358

Imple mentPilo tPressu r e S u p p l y S oel n o i d

0490

Hydra u l i c L o co k u t S w ict h

0588


0590

EngineEle ctron i c C o n tor l M o d uel

0597

MainHyd raulicPu mpDisch a r g e P r es u r e

0600

Hydra u l i c O i lT e m p e ratureSe nsor

0615

Mach i n e A r t iu clatio n A n g l e P o st i o n S e n o sr

0 9 67


1 3 26


Transmission /Chassis Control Event C ode

Condition

Blower Motor (Hi)

849

YL

Not Used

Blower M otor (Me dium)

850

PU

Not Used

517

BU

Blower M otor (Low)

892

BR

Cat Data L ink (-)

518

P ar ki ng B ar ke O N

M a c hni e S p e e d E x e c s s ie v F o r M a c hni e A r t i c u latio nAngle

0877

HighTran s m i s i o n O i lT e m p e rature

Implement Control Event C ode 0192

Condition

L ef B t al de Do wn Fo cr eP or Va vl e

O R

Ri g h B t al d e Dow nF o r ec Pr oV a l ev

A 8 9 3

O R

Fu e l Pr m i eS WTo Fu e l Pr m i eP u m p

W H

A C/ C ul ct hT oTh e r m o ts a t SW

F8 4 3

Y L

In h c ni gP e d a lP os Se n s o r

523

BR

Wiper - L eft (Park)

F846

PU

MSS Status LED

524

BU

Wiper -Left Low) (

G826

WH

Fuel Press Sensor + ( 5V)

525

GY

Wiper -Left Hi) (

G827

GN

Fuel Press Sensor G ( nd)

526

YL

Wiper -Ri ght (P ark)

G828

WH

+ 5VS u pply 1(Eng C ont)

GN

G833

PK

Temp S ensor R eturn

G856

WH

TDC Service P robe (+ )

S t e e rni g S y set m M a luf n c t i o n

530

OR

Washer R ight

G857

YL

TDC Service P robe (-)

0256

S t e e rni g O u t p u t D e t e cet d I n T h e W r o n g Drie c toi n

5 38

BR

D as h Fl as he r nI di ca ot r Ou pt ut

H 80 3

BU

P ro po rt oi na lD ir ve r Re ut rn ( 9- 12 ) I( mp C on 1t )

0257

S t e e rni g O u t p u t D e t e cet d W i t h N o C o m m and

5 3 9

B U

Tu nr Si g n a l In d i ac ot rR gi h t

H 8 0 7

Y L

L o a dR e tu nr 1 I( m p Co n t )

0258

N o S t e e rni g D e t e tce d W i t h C o m m a n d G ie vn

0263

LowM ainPu m p P er s u sre

0455

Hydra ulicPilo t S u p p l y Fl it e r P l u g g ed

0560

Second aryStee rPumpNoRespo nse

0562

SteeringLeverHas NotBeenAligned ToWheel Steering Angle

5 4 0 5 5 6

W H

Tu nr Si g n a l In d i ac ot rL e f t

H 8 0 8

W H

L o a dR e tu nr 1 I( m p Co n t 2 )

W H

Di fef er n t ai l Lo kc

H 8 6 1

P U

P or p o tir o n a l D ir e v rR e tu nr (1 4- )( mp I Co n t )

5 67

WH

AC / S WT o Co nd en se r Fa n Re al ys

H 86 2

GY

P ro po rt oi na lD ir ve r Re ut rn ( 5- 8) ( m I pC o nt )

5 7 0

B U

B al d e Cu hs oi nS o l

581

GY

Left Rear Turn lFasher

582

PK

Right Rear Turn Flasher

5 92

B U

D /c D c Co nv er et r P o w e r O u pt ut

H 8 6 3 H864

B U GN

J844

GY

K 83 1

G Y

S t e e rni g L i m iet d D u e T o C o l d H y d r a u l i c Ol i

5 93

G N

C o n de ns er Fa nR el ay To Mo ot sr

A504

GN

Rear Defroster Fan L( ow)

M a c hni e S p e e d E x e c s s ie v F o r A r t iu clatio nAngle

A507

YL

Rear Defroster Fan H ( i)

L855

GN

AccuGrade Can -()

D /c D c Co nv er et r M e mo yr Ou pt ut

R 8 0 0

O R

+ 8V S en so rP ow er (I m p Co nt )

Heated Mirror Power

R818

YL

Transmission Oil

A 51 3

P K

A514

YL

1473


0878

HighHyd r a u l i c Ol iT e m p ear t u r e

2085

I n v ai ld A r t i u clatio n R e s p o nesD e t e cet d

K 83 2 L854

O R YL

B R

Te m p Po et n t oi m e et rP o s2

T 8 5 8

G Y


Precleaner Blower +B

T859

WH

Injector 3& 4 High Side

Co m m C o n ve tr e r 12 VO u tp u t

T 8 6 0

A ut o l ub e P r es u s er S e n o s r S i gn al

X 80 0

P K

O R O R

GN

Heated M irror P ower

C546

WH

Blower Fast Speed Relay

C558

BU

Condenser Fan 2Relay O ut

902

BR

XMSN Shift Sol 7

Automa t i c N e ur ta l A r t i u clatio nSwitch

C568

WH

Blower M otor (Ma x)

903

GY

XMSN Shift Sol 8

E529

YL

Power Air Cleaner Relay C oil

E554

PK

A/C Cont To A/C Comp Clutch

B l a d e L etfL i f t L e v e r P o s i toi n S e n s o r BladeRigh tLiftLeve r P o s i toi n S e n s o r

2152

W h e e lL e a n C o nrto l P o s i toi n S e n s o r

2153

B l a d e P i thcC o n t r oP l o s i to n S e n s o r

LightingCircuits 603

PK

Rotary B eacon

604

OR

Stop L amp

YL

Turn Lamp -Left

900

PU

XMSN Shift S ol 4

901

WH

XMSN Shift Sol 6

921

WH BR

XMSN Sol Return

9 2 5

Y L

XM S N S o S l h i tf 1

994

GY

Engine O il Pressure Sensor

995

BU

Engine Coolant Temperature

997

OR

Analog Sensor Power + ( 5V)(Imp Cont)

2154

BladeSide shiftLe v e r P o si o t nSensor

605

C i r c l e Dirv e L e v e rPositio nSensor

606

GY

2156

C i r c l e Sdi e s h ti fC o n t r o l P o s i toi n S e n s o r

607

PK

Blade F loods # 2

A975

BU

Differential Lock Relay

609

YL

Snow W ing L amps

C967

BU

Intake M anifold A ir T emp

610

OR

2160

B l a d e L etfR a i s e S o l e n o i d V a le v

2161

BladeRigh t R a i s e S oel n o i d V a l e v

2162

B l a d e L etfL o w e r S o l e n oidValve

Head Lamp R elay Out

C979

OR

Resume Throttle SW (NO)

C981

GN

Compression Brake

Tail/Position Lamp -Left

C991

P K

Fuel

Tail/Position Lamp -Right

E900

WH

Head Lamp Lo

E901

GN

XMNS Output Spd (+)

E902

PU

XMNS Interme d iate Spd -()

YL GN BU

Backlight Relay Out

2 1 67

C i cr l e Le f t So l en odi V avl e

626

2168

C i r c l e Rgi h t S o l e n oidValve

645

2169

C i r cel S i d e s h ti fL e fS t oleno idValve C i r cel S i d e s h ti fR i g h t S o l e n o i d V a le v A r t iu clatio nLeftSolen oidValve A r t iu clatio nRightSole n o i d V a le v

PK

YL

XMNS Intermedia et Spd + ()

Rear Flood Relay Coil

E904

BR

XMNSI ntermediate Spd -()

Blade Flood Relay C oil

E905

BU

XMNS Intermediate Spd + ()

6 6 0

P U

In dL a mp - A u ot Sh f i 1 t ts Ge a r

E 9 0 6

668

BU

Backlight Relay O ut

E907

6 8 0

G N

Ca bFl o d l gi h ts Re al yO u t

E 9 0 8

B R

X M NS T ar n s nI p u S t p d (- )

PU

Rear Flood Relay Out

E909

WH

XMNS Trans Input Spd (+)

Ca bFl o dRe al yI n p u t

E 9 2 9

G Y

Blade Floods

E963

BK

E 9 6 4

W H


683

W h e e lL e a n R i g h t S o l e n odi V a l v e

6 8 4

O R

2181

B l a d e P i thcF o r w a r d S o l e n o i d V avl e

685

BR

2182

B l a d e P ict h B a c k w ardSoleno idValve

2200

LeftStee r i n g C yi ln d e r P o ist i o n S e n sor

2201


2202

S t e e rni g V a l v e C o n t r o lM o d u l e

2203

S t e e rni g V a l v e C o n t r o lM o d u l e S p o o l P o s i to n S e n s o r

2204


6 9 5

O R

6 9 6

G N

A608

GY

L e ft Tu nr La m p Re al yCo l i Ri g h T t u r nL a m pRe al yCo li Dimmer Relay C oil ControlCircuits

709

OR

+ 1 0V Supply I(mp Cont)

E 9 6 5

O R GY

B U

F9 1 6

GN

Backup Alarm Relay

727

GN

Sec S teer T est S W

G946

OR

Throttle Set S W (NO)

751

GN

XMSN Shift S ol 3

G953

BU

Impl Pilot Supply Solenoid

752

YL

XMSN S hift S ol 2

G965

PU

Load R eturn 2(Imp C ont)

BU

XMSN Shift Sol 1

K900

YL

J1939 D ata Link +

2207


755

OR

XMSN Shift Sol 5

K927

BU

PWM D river Return (5-8) I(mp Cont1)

7 9

W H

+ 10 VS u p p l y( X MS NC o n )t

K 9 5 2

B R

P W M Dr vi e r Re ut nr (1 4- )( mp I Co n t 1 )


A u x i lai r y L e v e r7PositionSen sor A u x i lai r y V a l e v1-PortB Soleno id

2212

A u x i lai r y V a l e v 1 - P o r t A S o l e n odi

2213

A u x i lai r y V a l e v 2 - P o r t B S o l e n odi

2214


2215


2216


2217


2218

A u x i lai r y V a l e v 4 - P otrA S o l e n odi

2219


2220


2221


2222


2223


2224


2252

M a c hni e A r t i c u latio nAngleSenso r2

Ground(Case): Thisindicatesthatthe componentdoesnothave a wire connected to ground. Itisgrounded by being fastened to the machine. 12


B

7 4

D 2 A

T

14

3

C

E


9

5 1

10 6


G

8

F

Solenoid: Asolenoid isan electrical compon entthatis activated byelectricity.Ithasa coil thatmakesan electromagnetwhen currentflowsthrough it.The electromagnet can open orclose a valve ormove a piece ofmetal thatcan do work.

11

Magnetic LatchSolenoid: Amagneticlatch solenoid isan electrical componentthatis activated byelectricityand held latched bya permanentmagnet.Ithastwo coils (latch and unlatch) thatmake electromagnetwhen currentflowsthrough them.Italso hasan internal switch thatplaces the latch coil circuitopen atthe time the coil latches.

HarnessandWireSymbols Deutschconnect or: Typical representation ofaDeutschconnector.Theplugcontainsall socketsandthereceptaclecontainsallpins.

1 2


1 2


Wire,Cable,orHarnessAssemblyIdentification: IncludesHarnessIdentificatio n LettersandHarness ConnectorSerializ ation Codes PartNumberfor ConnectorPlug

C-C4 AG-C3 130-6795 130-6795


Socket

L-C12 3E-5179

AG-C4 111-7898


1

325-AG135 PK-14 Pin

5A

Receptacle PinorSocket Number


9X-1123


4

2 Ground Connection

200-L32 BK-14 CircuitIdentification Number

W r i eC lo ro

5

3

6

G

2

7 8

F

A C D 14

1 E 10


B 11

12

9

Fuse (5Amps) Component PartNumber

Plug

Engine Speed S ensor (-)

Sec Engine Speed Sensor (+ ) I nc hi ng P ed al S W( NC )

754



A tir u c al i t o n An g l eP o sS e n os r

S e c En g i n e Sp e dS e n o s r( )-

YL GN


2211

Switch(Normally Open): Aswitch thatwill close ata specified poin t(temp,press,etc.). The circle indicatesthatthe componenthasscrew terminalsand a wire can be disconnected fromit.

E n g ni eS p e e d Se n s o r (+ )

E966 E 97 4


2210


Flow Symbol

XM N ST ra n s Ou pt u t Sp d( )-

2205

2208

Level Symbol

Fuse: Acomponentin an electrical circuitthatwill open the circuitiftoo much currentflows through it.

XMNS Trans Output Spd (+)

2206

2209

Symbols T

Temperature Symbol

Pressure Sensor

E903

OR GN

2173


Pressure Symbol

XMNS Output Spd -()

Headlamp Relay C oil

646 647

2174

Printed in U.S.A.

Set h Trottle SW( NC)

Head L amp Hi Backlight Relay nput I

BR

619

2172

BR

PU PU

617 618

BladeSide s h i f t Rgi h t S o l e n oidValve

Volume 2 of 3: Cab ©2010 Caterpillar,All RightsReserved

5V Return Imp ( Cont)

611

BladeRigh tLowerSole n o i d V a le v BladeSide shiftLe ftSoleno idValve

2166

2170

C978

BR

614

2163 2165

2171

998

C

F C

XMSNS olR eturn

922

2155

Turn L amp - R ight

H-2

+ 8VS e n s or Re ut nr ( X M SN Co nt )

C542

E l e crto n i c I m p lemen tContro l3 A r t iu clatio n L e v e r P o st i o n S e n o sr

2147 2150

CONN 57

F 10


O p er a ot r P er s en t S w i t ch

2143 2146

2151

F C

Temp Sensor

WH G N

m i D (

F

G-2

10

E-1 H-5

AccuGrade Can + ( )

A 5 2 4

C 5 3 2

D

A-2

C

A -13 E-1 A -13

R HD ow nF o r ce En ab el S o l en oi d

A557 A 5 7 2

C

I-4 A-2

CONN 55 CONN 56

+ 8Volt Supply E ( ng Cont)

GearTooHig h F o r S t e e rni g W i t h C o l d O i l

M a c hni e A r t i u clatio n A n g l e L i me i td D u e T o M a c hni e S p e e d

I-4

CONN 53 CONN 54

Not Used

0795

C l o c kM a n u aA l lignm e n t R e q urie d

1

L HD o w nF or e c E n a bl eS ol en oi d

0598

0796

B

A-5

P or p o tir o n a l Dr ve i rRe ut nr (9 1- 2 ) (I m p Co n t)

0599

0861


5V Return E ( ng C ont)

Wiper - R ight (Hi) Washer L eft


E l e crti c a lI m p l e mentCon t r o l2

GN

PK WH


2 1 13

G829

528 529

1471

1 4 82

Wiper -Right Low) (

E

A-5

Ground(Wired): Thisindicatesthatthe componentis connected to a grounded wire.The grounded wire isfastened to the machine.

Y L

A 8 4 9

A C/ SW To Re r fgi e r a n S t W

527

A-5

Service Tool

Cat Data L ink +) (

A 84 7

O p r A/ CSWT o T h e r m o tsa t

Y L

1472

1558

GN

T h em r os at tT oR ef ir ge ar nt Pr es .s SW

W H

5 2

P a kr i ng B r ak e A b u se

893

P K

5 2 0 5 2 1

T r a nm s i s soi n F i l t e rPlugged

0795

+ 24V F lasher nput I

5 19

0329 0 49 0

OR

B9H1-UP

E

AccuGrade

CONN 50

Not Used

GY GN

L o w Br a ke P r es s u re

E

CONN 4 9

PHS Can -() Not ( U sed)

515 516

0 2 84

0 6 27

GN

E-13 G-13

16M Motor Grader Electrical System

PHS Can +) ( Not ( Used)

R a d oi S p e ak er - Le tf (C om m o n)

E n gin e O ev r sp e ed s F u el T e m p e ar t ur e I s H igh

1 6 27

2417

YL

PU W H

E 3 62 E 3 63

1639

2770

BU

E E E E

Symbolsand Definitions

502 503


T u r b ohca r g e r I n l e t A i r P r es u r e S e no sr

Circle Sideshift PI Pos S ensor O pS e a S t w( N O )

Wiper - rFont (Park)

T h or tl te L o kc S wti c h

2 E

A-13 A-13

Fl o a It n d 4

WH B R

BR


G

F-14 G-14 G-14

CONN 45 CONN 46

Blade P itch Input P os Sensor

U765 U7 6

GN

0792 1 5 51

GY

Action Alarm AccessoryCircuits

500

0 5 96

1589

U764

E-14 B-14

CONN 43 CONN 44

Blade Pitch Sol Reverse

501

0791

0 5 49 0588

Not Used

4

Blade Pitch Sol Fwd

U752 U 75 3

GN

4 3 9

MonitoringCircuits

G

E-14

Blade S ideshift Sol Left

YL

403

F u e lT e m p ear t u r e S e n sor E n gin e S p eedSe nso r


Fuel Priming Pump Relay

U750

365

I n t ae kManifo l d A i r T e m p ear t u r e S e n s o r

0174 0 1 90

0168 0172

G-1

D-14

A u to Ne u t ar A l tr Sw (N C )

8VoltD C S u pp l y T h r o tl e t P o s i toi n S e n s o r

0094

Switch - Thermal

CONN 38 CONN 39

Wheel L ean S ol Left

0 0 41 0091 0100

Switch - SS Auto / Manual

Thermostat

7

Theconnectors howninthis s chartarefor harnesstoharness connectors. Connectorsthat joinaharness oacomponent t aregenerallylocated atornear thecomponent.See theComponentLocationChart.

G

G -1

A

CONN 52

D

2 1 13 2176

F

A

G D

3 A 14

F-3

CONN 48

A

G-1 H-1

3

F-3 H-2 D-15

CONN 5 1 A ir H / eated Seat

H-14

OR

B-1

C-3 D-4

A-14

CONN 37

CONN 47

F

Switch - LH Door Wiper

W H

B-4

F F

B-2

Switch - LH Auto / Manual

U717

U716

F-1 F-1

Switch - LH Offset

U 7 1 8

U715

PU

C-13

Switch - Hazard Switch - H ead T / ail Lamps

A-14

CONN 32

CONN 42

Condenser Fan #2

PK

H-5

A

CONN 40

Air Cleaner

RD BU

141

Switch - C ompression B rake

E

A-5

CONN 41

RD

135

F

E E

G-14

CONN 25


E

D-3 D-3

CONN 6

CONN 24

A

140

A-2

A-3

Machine Location

CONN 7 CONN 9

G

C-3

Schematic Location

CONN 3

CONN 8

G

Circle Sideshift R ight Solenoid

N707

Back Light

126

A-2

CONN 1 CONN 2

E-5 E-14

127

G 5-

3 f o 2 L O V 3 0 4 2 0 e , 9 g a P R 6 3 N E R

G

P U R D

169

I g nitoi n K e y R e a de r

Schematic Location

1 1 2

170

Inh c i ng P e d S a l w i t ch

Component

1 1 4


S oel n odi R eut r n 1

Component Location - Volume2 (Cab)

L HP o s tii o n La m p sF u se

RD RD WH

108 109


1 9 60

D es cr p i it on

Control C ircuits (Continued)

RD

106

1473 1 4 84

W ri e C oo l r

R D

105

1 4 82 1 6 74

Wire Number

Power Circuits

Component

0 0 41


WireDescription Wire Number

Title

Form Number

A tl er na ot r:

2 35 -7 13 3

E l e tcrci S t a r tni g M ot o:r

2 0 7- 1 55 6

Engin eControl: I m p el m e n t Co n t or : l T ar ns m i s oi n C / h a s si Co nt or :l

SEN R 41 30 S E NR 3 58 1 RENR9344 R E NR 9 0 1 3 R EN R 9 00 4

W r i eG u a e g

WireDescription Wire Number

W ri eC ol or

D es cr p i it on

Wire Number

W ri eC ol or

J769 J7 17

YL B U

P w o e r C rci iust 101 1 0 3

RD R D

D es cr pi ti on

Cont or C l rci iust C ( n ot ni e ud )

Battery +24V LH P o s tii o n Lam sp Fu es

Right Side Auto/Manual SW (NC) L e ft Si ed Au ot Man / u a l SW ( N C)

Component Identifiers(CID¹) ModuleIdentifier (MID²) ElectronicTransmission/Chassis ControlSystem (MID No.027) CID

R D

RH P o si iot nLamps F use

K722

YL

RT Inc/Dec S W (Dec)

0 0 41

8 VD CS e n so r P o w erSuply

RD WH

Key S witch u Fse Cab W ork Lamps

K723 K737

PU BR

RT Inc/Dec SW (Inc) Engine B rake Cylinders 1to 4

0 0 70

P a r ikn g Bar k e Sw ict h

0 0 96

F u el L e e v l S en s o r

108

RD

Dome L amps

K738

GN

Engine B rake C ylinders 5& 6

0 1 44

B a ck u p Ala m r R eal y

1 0 9

R D

Al er t n a ot rB er ka e r

K 7 39

BU

En g i n e Br a ke Cyl ni ed rC m o m no

0168


1 1 2 1 1 4

PU R D

Mai nP o we rRe al yO tu up t Wa nir n g Hor n( o F wa r d) r

K 47 8 K 7 49

O R W H

S e co n da yr Ste e r Mo ot rRe al y B al d e Ri g ht Le ev rP so Se sn ro

0177

Transm issio nOil Temp eratu reSensor

0 2 47


1 0 4 105 106


Component

Schematic Location

Machine Location

H-9

Schematic Location

Component

55

Sensor - A tmosphericP essure r

Machine Location 71

Load B reaker

K750

PU

Blade L eft Lever P os Sensor

0 24 8

C at D a t a Li n k

Alternator

C-8

65

BR RD

Beacon Main Breaker

K758 K788

BU GY

Articulation Lever Pos Sensor Articulation R ight S olenoid

0 2 62


Battery 1

H-3

48

0368

T r a nm s i s soi n A u t o / M a n u a l S w i th c

Battery 2

H-2

48

Sensor - Engine Speed (Crank)

E-6

118

GY

LH Door Wipers

K789

YL

Articulation Left Solenoid

0420

Second aryStee ringRela y

Block - Power

H-2

H

Sensor - Fuel Pressure

F-5

51

+5V S upply (XMSN Cont) 5V Return X ( MSN Cont)

0 4 44

S t ar t e r M o ot r R ela y

Block -Relay & Fuse

G-2

H

Sensor - u Fel Temperature

F-5

51

S e n o s r- Hyd ar u l ci Oi C l o el rI n l e t Te m p

H- 9

5 5

PK YL

RH Door W ipers Front /Rear Wipers

L730 L731

OR BR

1 2 1

Y L

Ba kc A al m r To La m p

M7 1 9

G N

B al d e Si d e hs fti Le t f Po sS ne os r

122 1 2 3

BU W H

Side W iper R ae rW o r kL gi h ts

M720 M7 2

BU O R

Circle S ideshift L eft S olenoid C r i lce Si d e hs fti Ri g h S t o l e no di

H 4-

Sensor - Engine Oil Pressure

F-6

RD

119 120

Sensor - Engine Speed (Cam)

H

F-6

73

E-6

69

0573

I n c hni g P e d a lP o s i to n S e n s o r

B er a k e r - A l et nr a to r

0585

T r a nm s i s soi n O u t p u t S p e e dS e n s o r 1

Breaker - Load

0588


Breaker -Main

H-4

H

Sensor -Intake M anifold A ir Pressure

E-6

75

0 59 0

Eng i ne E CM

B u s s -B a r 1 B( er a k e r )s

H 4-

H

S e n o s r- Ma ni Hyd ar u l ci Pu m p Di csh a r g e

C- 9

6 1

0 5 96

Imp l e me n t EC M

C o n rt o l

H-4

H

Sensor - Inlet Air Pressure

D-8

67

GN

HVAC

N707

PU


R D

B a ck L gi th

N7 78

B U

Hyd ar u li cFi t l re Byp a ss S w i ch t Pi ol Su t p yl

126 127

RD RD

Transmission C ontrol F use Monitoring

N788 R732

PK BR

Not U sed Hydraulic O il Inlet T emp Sensor

0615

M a c hni e A r t i c u lationAn g l e P o s i to n

C on rt ol -T ar ns m i s oi n &C ha s si

I 1- 3

T

0 6 21

Dow n s hif t Sw ict h

D oi de - Di ff e r en it alL oc k So el no di

E 1- 0

4 7

S en so r- Tr an sm si is on In tS pe ed 1

H 1- 4

8 0


0 6 22

Uph s i tf S wti c h

Diode -Starter

F-1

H

Sensor -Transmissi on ntI S peed 2

H-14

80

Intake M anifold Press Sensor Atmospheric Pressure Sensor

0 6 23


Fuse -AccuGrade

G-1

H

Sensor -Transmission Oil

0627


Fuse -Autolube

G-15

H

Sensor -Transmission Out S peed 1

PK

Autolube

R736

PK

RD GN

Cigar Lighter Waves

R746 R747

PK GY

- En g i n e EC M

I- 8

6 6

S e n o s r- Se vir e c Br a k eA c u mu al ot rP er s S en so r- Tr an sm si is on n I pu tS pe ed

Temperature

H 1- 0 I 1- 4

RD

Condenser F an # 1

T725

WH

Fuel Pressure S W

0669

T r a nm s i s soi n I n p u t S p e d S e n s o r

Fuse -Engine Control

E-1

H

Sensor -Transmission Out Speed 2

H-14

RD RD

Air Cleaner Condenser a Fn #2

U700 U701

WH GN

Circle Rt Sol Circle tLSol

0673

T r a nm s i s soi n O u t p u t S p eedSenso r3

Fuse - Key Switch

F-2

H

Solenoid - A/C Clutch

D-8

65

0674

T r a nm s i s soi n I n t e r m ediateSp eedSenso r1

F u se - L HP o s tii on La m p s

F 2-

H

S o l e n o i d- At at h c m e n t Br a ke s1 h t ur 6

C- 4

6 8

140

BU

Fast S peed Blower Breaker

U702

GY

Aux V alve 1Sol

0675

T r a nm s i s soi n I n t e r m ediateSp eedSenso r2

141 142

PK BU

Defrost Fan Flasher

U703 U704

YL PK

Aux Valve 1 Sol A Aux Valve 2 Sol B

0681

Parkin gBrakeSolen oidValve

F u se - T r a n m s si is o n Co n t or l

0 9 67


Ground -Engine Block

143

BR

Blade W ork Lights

U705

PU

Aux Valve 2Sol A

1 3 26


Ground - Frame

B-8

62

Solenoid - Ether Aid

G-7

52

144 146

GN GY

Seat Blade W ork Light #2

U706 U707

BR BU

Aux Lever 1 Pos Sensor Aux L ever 2Pos S ensor

1401


Ground -Frame (Service Center)

H-3

61

Solenoid -Fan Co n trol

H-10

48

62

Solenoid -Implement Pilot Supply

C-9

61

RD


E-13

150

1402

Ground -Rear Frame

1403


Ground -Rear Frame 2

Engine Control Fuse

U708

OR

Aux L ever 3Pos S ensor

152

RD

AccuGrade u Fse

U709

WH


1 5 156

R D YL

A W DC o n ro t l(N to use d1 4 M) Sensor Power

U7 01 U711

G N GY

A u x Le ev r5 Po sS e n os r Aux Lever 6 Pos Sensor

160

PU

Heated M irrors

U712

YL

Aux Lever 7Pos S ensor

I 1- 5

T

H

Solenoid -Transmission 3(Reverse)

I-15

T

1407


95

Solenoid -Transmission 4(2nd)

1408


Motor -Condenser Fan 2

D-12

U715

BR

Aux Valve 4 Sol B

1471

S t e e rni g C o n tor l P o s i to n S e n s o r1

Motor -Cranking

U716 U717

BU OR

Aux Valve 4SolA Aux V alve 5Sol B

1472


M o to r- Fu e l

1473


M o to r- Se o c n d a r yS et e r

BK BK

229

C o m m u ni a c i t on Ra d i oC o n e v tr e r

U 7 1 8

E n te ta r ni m e n t Rad oi Co n ve te r r Implement C ontrol M ain

U7 1 9 U720

Steering Valve GroundCircui ts Main Chassis E nt R a d oi C on ve tr er O ut pu t 2( 4/ 12 V ol)t

W H G N GY

1 0 V ot lS e ns o r DC P o w erSuply Inh c i ng P e d a l S wt ic h

Relay - Autolube

1 6 74

Sole n odi R eut r n 1

Relay - Backup Alarm

1 9 60

I g nitoi n K e y R e a de r

Relay - Fue lP ump

E-2

1961

S e r v ie c B r a k e A cu c m u l aot r P r e s u sre

Relay - Main

H-2

O p er a ot r P er s en t S wit h c

R e l a y -S e c o n d a yr St e r

G 2-

H

S w i ct h- En g i n e Co o l a n T te m p e r a t u r e

E 6-

7 2

Second aryStee rLeftSolen oid

Relay -Secondary S teer Motor

I-5

53

Switch -Fuel Pressure

F-5

51

H

Switch -G round Level

BK

Engine C ontrol Gnd

U727

WH

Inching Pedal (NO)

2176

Second aryStee rRightSole noid

Relay -Starter M otor

BK B K

Not U sed T an r s& Ch a ssi sCo n tr o l

U728 U7 43

PK GN

Serv B rake Accum Charge Press Sensor P a r kBr a ke SW ( O ff )

2199

Second arySteringReq uestSig nalLineFro m Imple mentECM

BK

Not Used

U735

GY

Park Brake SW(On)

2200

BK BK

Cab Gnd AccuGrade G nd

U736 U739

YL BR

Steering Valve Signal Steering L ever P os 1

A 2 95

B K

Imp em l ne tC no r t o l G or nu d

U7 04

B U

S et e r ng i Le ev rP o s 2

A 2 96 A 29 7

B K B K

I m p em l ne 1 t Con ro t G l or u nd I m p el m e n t 2 Co n t or G l or u n d

U7 14 U 7 4 2

O R W H

S et e r ng i Le ev rP o s 3 S et er Va vl eE r o r Si gn a l

304 3 0 6

WH G N

307

OR

GY OR PK OR

S wi ct h - H y dr au il c P li ot S up pl y Fitl er B y- Pa ss

5 0

S w i ch t - nI at e k Ma n i of dl Ai rTe m p e r a tu er

C-9

97

Switch -Parking Brake Pressure

H-15

47

A -1 2

64

S wi ct h - T r an sm si si on F li e t r By pa s

H -1 4

46

S en so r - Ar it cu al it on A ng el P os ti oi n

A -1 2

64

W he el L ea n nI pu t P osS e ns or

CID

Auto Neutral Art Sw NO) ( A u to Neu r t a l A tr Sw (NC)

0 0 01


0 0 02


Component

Wheel Lean S ol Left

0 0 03


GY


0 0 04


B al ed Si d e hs ftiS olR gi th Blade S ideshift S ol Left

322

U751

WH

Blade Pitch Sol

P U BR

B al ed Pi ch t So Re l ev se r S ec S et er R e q ue st Sgi

U760

PK

Optional Float nd I 1

4 39 C 4 9 1

Y L P U

C e n et rS h i tf Pi nP ulel dI n d ci a t o r P a r kB ar ke Pr es u s er SW ( N C )

F421

YL

G434 H414

BU YL

500

BR

Wiper -Front (Park)

Fuel

501 502

GN OR

503 504 505

U 7 6 1 U 7 6 2

Supply e Tmp

P U G N

U763

BU

Fwd

O ptoi na F l ol a tn I d4 O ptoi n a lF ol a tn I d6 Circle D rive Lever Pos Sensor

0 0 41

8VoltD C S u pp l y

0091

T h r ottl e P o s i to n S e n s o r

0094

F u e lD e l i v e r y P r e susr e S e n s o r

0100

E n g i n e O iP l r e su sreSenso r

0110

EngineColantTem p e r aut r e S e n s o r

0168

E l e crti c a S l yste m Vo ltage

0172

I n t ae kManifo l d A i r T e m p ear t u r e S e n s o r

0174

F u e lT e m p ear t u r e S e n sor

U764 U765

GY WH

Blade P itch nput I Pos S ensor Circle S ideshift PI Pos S ensor

U 7 6 6

B R

O pS ea S t w( NO )

0 1 90

E n gni e S pe e d S e nso r

U767

BU

Op S eat S w (NC)

0 2 53

P e sr o na lti y M o d uel

Wiper -Front Low) ( Wiper - Front (Hi)

U768 U769

BU OR

Art Angle Pos S ensor 2 Aux Valve 7 Sol B

0 2 61

E n gin e Tm i in g

0 2 62


BR

Wiper -Rear Park) (

U770

WH

Aux Valve 7Sol A

0 2 67

R e mo t e Sh udt o wn

YL BU

Wiper -Rear L( ow) Wiper -Rear Hi) (

X725 X754

GY GN

Steering S ignal To Controller Sec Steer L eft S olenoid

0 2 68

P r og r am m ed P a ar m et e r

0 2 69

S e ns o r Po w er S u pp l y

0274

A t m op s h e r i c Per s s uer S e n s o r

PU

Washer -Front

X755

WH

Sec Steer R ight S olenoid

WH PU

Washer - Rear Radio Speaker -Left

Y787 Y788

YL GN

PHS C an (+) Not ( Used) PHS Can -() N ( ot U sed)

5 09

W H

R a d oi Sp ea e k r- Le tf (C o m m o n )

8 0 1

P K

A ut o l ub eS o l en o i d &P u m pM o t o r

511 5 1 2

BR G N

Radio Speaker - Right Ra id oS p e ka e r -Ri g h (t C o m mo )n

843 8 4

WH G N

Not Used No U t s de

GY

Blower Motor (Hi)

GN BU

Blower Motor (Medium) Blower M otor Low) (

849 850 892

YL PU BR

Not Used Not Used Cat D ata L ink (-)

0 2 91

E n gin e Co oiln g F a n

0 2 96

T r an s m i s iso n Co n rt o l A l l W h e e lD r i v e C o ntrol Second aryEngin e S p e e d S e no sr

0 5 49

T h or tl te L oc kS w i t h c

0588


0 5 96


OR

+24V Flasher nput I

0791


PK

T he m r os at t T oRe f ir ge ar nt P er s . S W

A 84 7

YL

L ef tB al de D o wnF o cr e Pr o V a vl e

0792

Compre s s i o n Bar k e M e d i u m/Hig h S o l e n odi

W H Y L

O p r A/ CS WT oT h em r o s at t A C/ S WT oR e f ir g e ar nt SW

A 84 9 A 89 3

O R O R

R gi ht Bl a d eD o w nF o r e c Pr oV al e v F u e P l ir m e SW T oF u e P l ir m e Pu m p

1 5 51

C o oli ng F a n Ca lbi r at e

1589

T u r b ohca r g e r I n l e t A i r P r e susr e S e n s o r

5 22

W H

A C/ C ul ct hT oT h em r o s at S t W

F 8 4 3

Y L

I n c h i ng Pe d a lP o s Se n s o r

1 6 27

F u elP u mp R eal y

523 524

BR BU

Wiper -Left Park) ( Wiper -Left Low) (

F846 G826

PU WH

MSS Status L ED Fuel Press S ensor + ( 5V)

1639

M a c hni e S e c u rt iy S y set m M o d uel

1785

I n t ae kManifo ldpressu reSensor

525

GY

Wiper -Left Hi) (

G827

GN

Fuel Press S ensor Gnd) (

2417

E t h e r I nej c t i o nContro l S o l e n odi

526 527

YL GN

Wiper -Right Park) ( Wiper -Right Low) (

G828 G829

WH GN

+5V Supply 1(Eng C ont) 5V Return E ( ng C ont)

2770

T h r ottl e L o c k R e s u m eD/ e c e l S w itch

2771

T h r ottl e L o c kS e t / A ccel S w i th c

GN

Cat D ata L ink (+)

528

PK

Wiper -Right (Hi)

G833

PK

Temp S ensor R eturn

529 530

WH OR

Washer Left Washer Right

G856 G857

WH YL

TDC Service Probe (+) TDC Service Probe (-)

5 38

BR

D as h lFas he r nI di ca ot r Ou pt ut

H 80 3

BU

P ro po rt oi na lD ir ve r R e ut rn ( 9- 12 ) I( mp C o n 1t )

5 3 9

BU

T u rn Si g n a l

In d i ac ot rRi g h t

H8 70

Y L

ElectronicImplement Control(MID No.082) ElectronicImplement Control2(Mid No.147)

L o ad Re ut nr 1( mp I Con ) t

5 4 0 5 56

W H W H

T u rn Si g n a l In d ic a to rL fe t D f ief er ntai L l o c k

H8 80 H 8 6 1

W H P U

L o ad Re ut nr 1 (Imp Con 2) t P or p o troi na D l ir e v rR e t u r n( 1- 4 ) (I m p Co nt )

5 67

WH

AC / S W To C on de ns er F a nRe l ay s

H 86 2

GY

P ro po rt oi na l Dr vi er R e t ur n 5( -8 ) I( mp C o n )t

5 70 581

B U GY

B al de Cu h s oi nS o l Left R ear u Trn lFasher

H 8 6 3 H864

B U GN

P or p o troi na D l ir e v rR e t u r n( 9- 1 2 )( m I pC o n )t Not U sed

5 8 2

P K

R gh i R te a r Tu nr Fl a sh e r

5 92 5 93

B U G N

D /c D c Co nv e r et rP ow e r Ou pt u t C o n d e ns e r Fa nR e l ay To Mo ot sr

J8 4

G Y

K 8 3 1 K 8 3 2

G Y O R

A 5 04

G N

Re ra Def os r et rFa n( L ow )

L8 5 4

Y L

A507 A 51 3

YL P K

Rear Defroster F an H ( i) D /c D c Co n v e r et rM e m o r yO ut p u t

L855 R 8 0 0

GN O R

A 5 14

Y L

H ae ed t Mi rr o r Po w er

A 5 24 A557

B R WH

T e mp Pot e nt om i te e r Pos 2 Precleaner Blower +B

T8 5 8 T859

G Y WH

A 5 7 2

P K

Co m mC on e vr et r1 2 VO utp tu

T 68 0

R8 81

O R

C 53 2

GN

A ut ol ub e Pr es su re S e n so r Si gn al

C542 C546

GN WH

Heated M irror P ower Blower F ast Speed Relay

X 80 0 900 901

Y L

OR PU WH

+ 8V lo S t u pp yl E ( n g Co n t) L HDo w n Fo cr eE n a bl eS o l e n oi d R HD o w nF o r e c En ab el So el no di A cc G u ar ed Ca n(+ ) AccuGrade Can -() + 8 VS e n o s rP ow re ( mI pC o n )t

CID

Component

5VoltS e n so r D P Co w e r S u p pyl Transm issio n/ChassisEC M

0358

Implem e n t P i l o t Per s s uer S u p p l y S o l e noid

0490

Hydra u l i c L o co k u t S w ict h

0588


0590

EngineEle ctron i c C o n tor l M o d uel

T ar n sm si is o n Oi Te l m p Se n so r

0597

MainHyd raulicPu mpDisch a r g e P r es u r e

0600

Hydra u l i c O i lT e m p e ratureSe nsor

0615

M a c hni e A r t i c u latio n A n g l e P o s i to n S e n s o r

0 9 67

Mah c i ne A p pi lc a t i on

1 3 26

L o ca toi n C od e

1471


Condenser F an 2Relay O ut

902

BR

XMSNS hift Sol7

1472


903 9 12

GY WH

XMSN Shift S ol 8 X M SN S o l Re ut nr

1473


1 4 82


E 54

P K

A C/ Co n t To A/C Co m p Cl tu hc

9 2

B R

X M S NS o l Re ut nr

9 52 994

Y L GY

X M S NS o l Sh fti 1 Engine O ilP er ssure S ensor

1558

E l e c tirc a lI m p l e mentCon t r o l2

2 1 13

O p er a ot r P r e sen t S wti c h

995

BU

Engine Coolant Temperature

2143

E l e c tor n i c I m p lemen tContro l3

997 998

OR BR

Analog Sensor Power + ( 5V Return Imp ( C ont)

2146

Articu latio n L e v e r P o st i o n S e n o sr

2147

Automa t i c N e ur ta l A r t i u c l a toi n S w i t c h

2150

B l a d e L e f t Lf it L e v e r P o sitio nSensor

PK

LightingCircu its Rotary Beacon Stop aLmp Turn Lamp -Left Turn L amp -Right

5V)(Imp C ont)

607

PK

Blade F loods #2

A975

BU

Differential Lock Relay

609

YL

Snow W ing L amps

C967

BU

Intake M anifold Air Temp

610 611

OR PU

Head Lamp R elay O ut Head L amp H i

C978 C979

BR OR

Set T hrottle SW (NC) Resume h Trottle S W (NO)

2151

BladeRigh tLiftLeve r P o s i toi n S e n s o r

2152

W h e e lL e a n C o nrto l P o s i toi n S e n s o r

Backlight R elay nput I

C981

GN

Compression Brake

2153

B l a d e P i thcC o n t r oP l o s i to n S e n s o r

C9 9 1 E 09 0

PK W H

614

PU

6 1 7 6 1 8

BR Y L

619

GN

Head Lamp Lo

E901

GN

XMNS Output Spd (+)

626 6 4 5

BU P K

Backlight R elay O ut H ae d l a mp Re al yCo l i

E902 E 09 3

PU Y L

XMNS Intermediate Spd -)( X M NS In et me r d i ta eS dp (+ )

6 4 6

O R

6 4 7 6 60

G N P U

Ta l iP/ so tii o n Lam p- Lef t Ta l/i P os tii o n Lam p- Ri g h t

R ae rF ol o d Re al yCo l i

E 09 4

B R

2154

BladeSide shiftLe v e r P o si o t nSensor

2155

C i r c l e Dirv e L e v e rPositio nSensor

2156

C i r c l e Sdi e s h ti fC o n t r o l P o s i toi n S e n s o r

2160

BladeLeftR aiseSole n o i d V a le v

X M NS In er t m e d i a te Sp d( )-

2161

BladeRigh t R a i s e S oel n o i d V a l e v

X M NS In er t m e d i a te Sp d( + ) X M N ST ar ns Ou pt ut Sp d( )-

2162

B l a d e L etfL o w e r S o l e n oidValve

2163

BladeRigh tLowerSole n o i d V a le v

Bl a d eFl o dRe ay l Co l i I n d La m p - Au ot Sh f i 1 t st Ge a r

E 09 5 E 9 0 6

Backlight R elay O ut

E907

GY

XMNS Trans O utput S pd + ()

E 09 8 E909

B R WH

X M NS Tr a n sI pn u t Spd (- ) XMNS Trans nput I Spd + ()

2165

BladeSide shiftLe ftSoleno idValve

2166

BladeSide s h i f t Rgi h t S o l e n oidValve

E 29 9

G Y

A tir uc al i t o n An lg eP o s Se n so r

2 1 67

C i cr l e Le f t S olen o i d Va l ve

668

BU

6 8 0 683

G N PU

Ca bFl od i l g ht sR le a y Ou t Rear Flood Relay O ut

6 8 4

O R

C ba Fl od Rel a y np I u t

B U O R

Fu e l P er su s er Se sn ro X M NS O u tp tu Sp d( )-

685

BR

Blade lFoods

E963

BK

Engine S peed S ensor -)(

2168

C i r cel R i g h t S o l e n oidValve

6 9 5 6 9 6

O R G N

Le t f Tur nL a mp Re al yCo l i Ri hg T t u nr La m p Re al yCo l i

E 69 4 E 69 5

W H B U

E n g ni eS p e de Se n so r( + ) S e c En g i en Sp e dS ne os r( )-

2169

C i r cel S i d e s h ti fL e f t S o l e n oidValve

A608

GY

Dimmer R elay C oil

E966

YL

Sec E ngine Speed Sensor + ()

2170

C i r c l e Sdi e s h ti fR i g h t S o l e n o i d V a le v

GN GN

I nc hi ng P ed al SW (N C ) Backup Alarm Relay

Articu latio nLeftSolen oidValve

OR

E 97 4 F916

2171

709

2172

A r t iu clatio nRightSole noidValve

727

GN

Sec S teer T est S W

G946

OR

Throttle S et S W( NO)

2173


751 752

GN YL

XMSN Shift Sol 3 XMSN Shift S ol 2

G953 G965

BU PU

Impl P ilot Supply S olenoid Load R eturn 2(Imp C ont)

754

BU

XMSN S hift Sol 1

K900

YL

J1939 Data Link +

7 5 7 99

O R W H

XMS NS h i t f So 5l + 10 VS u p pl y( X M S N C o n t )

K 29 7 K 9 5 2

B U B R

P W M D r ve i rR te ru n( 5 - 8 ) (Imp Co n t1 ) P WM Dr vi e r Re ut nr (1 4- )( m I pC o n 1t )

Control Circuits +10V Supply Imp ( Cont)


Condition

E 0 96

F u el P r es s u reIsH igh

E 1 72

I nel t Ari I s R e s tircet d

E 1 94

E x ha u tsT e mp e ar t u r e I s Hig h

E 2 65

S h ut d ow n ( Gr o un d L ev e)l

E 3 60

O i lP r es s u r e I s Lo w

E 3 61

C o ola nt T e m p e ar t ur e I s H igh

E 3 62

E n gin e O e v rp s e ed s

E 3 63

FuT el e m p ear t u r e I s Hig h

E 3 90 E 4 41 E539

F u el F itl e rsI R e tsrci t e d I del S p ee d I s Hig h I n t ae kManifo l d A i r T e m p ear t u r e I s Hgi h

Transmission /Chassis Control Event C ode

Condition

0 2 84

L o w Br a ke P r e ss u er

0329

T r a nm s i s soi n F i l t e r Pul g g e d

0 49 0

P ar ki ng B ra ke O N

0 6 27

P a kr i ng B r a ek A b u es

0795

M a c hni e S p e e d E x e c s s ie v F o r M a c hni e A r t i c u latio nAngle

0877

HighTran s m i siso n O i lT e m p ear t u r e

Implement Control Event C ode

Condition

56

F-15

57

CONN 64

F-15

57

CONN 65

G-15

59

CONN 66

G-15 A-14

54

CONN 68

H-13

54

CONN 69

I-13

54

CONN 70

G-13

54

CONN 71

A-12

E

CONN 72

C-12

E

CONN 73

D-12

E

CONN 74

A-10 , I-1

2174

W h e e lL e a n R i g h t S o l e n odi V a l v e

2181

B l a d e P i thcF o r w adr S o l e n o i d V avl e

2182

B l a d e P i thcB a c k w a r d S o l e n odi V a l v e

A-10


57

Ground(Wired): Thisindicatesthatthe componentis connected to a grounded wire.The grounded wire isfastened to the machine. 59

59

CONN 67

96 65

CONN 78

D-6 , C-6

68

CONN 79 T D C Service Probe

E-6

76

CONN 80

F-6

77

CONN 81

I-6

96

CONN 82

G-4

H

80

58


56

Solenoid: Asolenoid isan electrical compon entthatis activated byelectricity.Ithasa coil thatmakesan electromagnetwhen currentflowsthrough it.The electromagnet can open orclose a valve ormove a piece ofmetal thatcan do work. Magnetic LatchSolenoid: Amagneticlatch solenoid isan electrical componentthatis activated byelectricityand held latched bya permanentmagnet.Ithastwo coils (latch and unlatch) thatmake electromagnetwhen currentflowsthrough them.Italso hasan internal switch thatplaces the latch coil circuitopen atthe time the coil latches.

HarnessandWireSymbols

D a t a v ai ld b u t a b o v e n om r a lo p e r ai o t n a lr a n g e . D a t a v ai ld b u t b e l o w n om r a lo p e r ai o t n a lr a n g e .

2

Dataerra t i c , i netr m itte n t , o r i nocr r e c. t

3

V otl a ge a b ov e n or m al o r s ho r et d hgi h .

4

V otl a ge b eol w n or m al o r s ho r et d l ow .

2205


5


6


7

Mecha n i c a sl y set m n o trespon dingprope rly.

8

Abnorm a lf r e q u e ncy,pu l s e w i dht , o r p e r i o d .

58

2208


9

A bn or ma l up da e t .

59

2209


10

A b no r ma l r a t e o f ch a ng e .

2210


11

F al iu er m o d e n o t i de n itfai bel .

2211


12


2219


2220


2221


2222


2 2 23

A u xilai r y Va l e v 7 -PortB Solenoid

2224


2252

M a c hni e A r t i c u lationAn gleSenso r2

2650

S t e e rni g V a l v e C o n t r o lM o d u l e P o w e r S u p pyl


L-C12 3E-5179

AG-C4 111-7898


1

5A PinorSocket Number

Fuse (5Amps)

9X-1123

Component PartNumber

2 Ground Connection

200-L32 BK-14 CircuitIdentification Number

W r i eC lo ro

W r i eG u a e g

Resistor, Senderand Solenoid Specifications- Volume3

48

A u x i lai r y L e v e r3PositionSen sor A u x i lai r y L e v e r4PositionSen sor



Receptacle

Part No. 97

o r o pe n cri c uit .

2206 2207


Socket


1 2

F ai u l re De sc ri pt oi n

0


PartNumberfor ConnectorPlug

FailureMode Identifiers(FMI)¹ FM I No . 1


Deutschconnect or: Typical representation ofaDeutschconnector.Theplugcontainsall socketsandthereceptaclecontainsallpins.


S t e e rni g V a l v e C o n t r o lM o d u l e S p o o l P o s i toi n S e n s o r



T

Plug


2218

E 63

325-AG135 PK-14

S t e e rni g V a l v e C o n t r o lM o d uel

2217

78

48

Pin

L e f t S t e r i n g C yi ln d e r P o ist i o n S e n sor

2215

60

C-C4 AG-C3 130-6795 130-6795

R i g h t Set e r i n g C lyi n d e r P o sitionSe nsor

2216

95


2203

2214

65

55 46


64

Wire,Cable,orHarnessAssemblyIdentification: IncludesHarnessIdentificatio n LettersandHarness ConnectorSerializ ation Codes

2204


97

1 2

2202


Ground(Case): Thisindicatesthatthe componentdoesnothave a wire connected to ground. Itisgrounded by being fastened to the machine.

H

47

Theconnectorsshownin thischartare forharness toharnessconnectors. Connectorsthatjoina harness toacomponent aregenerallylocated atornear thecomponent.See theComponentLocationChart.

2200

2212

52

50 61

53

H

C-10 D-10

2201

2213

62

T 54

96

51

63

CONN 76 CONN 77


Flow Symbol

Switch(Normally Open): Aswitch thatwill close ata specified poin t(temp,press,etc.). The circle indicatesthatthe componenthasscrew terminalsand a wire can be disconnected fromit.

58 58

CONN 63

CONN 75 S now Wing Lamp

0 2 62

96 96

56

Level Symbol

Symbolsand Definitions Fuse: Acomponentin an electrical circuitthatwill open the circuitiftoo much currentflows through it.

96

E-15 F-15

C at D at a Li nk

Blower M otor Max) ( P o we rA ri Cl e a en rR le a y Coi l

YL GY

E-15 E-15

CONN 60 CONN 61


BU

OR

D-15

CONN 58 CONN 59

0 24 8

WH Y L

605 606

Temperature Symbol

Machine Location

A-15 B-15

CONN 48

0 2 47

C558

603

CONN 42 CO NN 47


0296

Schematic Location

ConnectorNumber


C568 E 5 29

604

T

0 0 41

In ej to c r1 & 2 H i g h Si ed

+ 8V S en so r R eu t nr ( XM S NCo n )t

Printed in U.S.A.


Pressure Symbol

0168

Injector3& 4HighSide I jn e ct ro 5 &6 H i g h Si d e XMSN Shift S ol 4 XMSN Shift Sol 6

Volume 3 of 3: Engine and Chassis

T = Locatedonthe transmissioncontrolvalve.

ConnectorLocation - Volume3

0297 0342

5 19

893

Engine Harness Connector And Component Locations

E =LocatedinsideofRear CabCoveredCompartment. H = Locat edinsideof ServiceCenter.

Symbols

5 20 5 21

518

46 7 4

Machinelocations arerepeatedfor componentslocatedclosetogether.

©2010 Caterpillar,All RightsReserved

Not Used Action Alarm

506

516 517

C yi ln de r I nje ct o r #5 C yi ln de r I nje ct o r #6

AccessoryCircui ts

507 508

515

0 0 05 0 0 06

G -1 0 E 6-

Left Side View

60

65

G 1- 0

S en so r - Ar it cu al it on A ng el C 1 Po si it on

B R PK

U7 25 U 75 3

G-9

F -1 0

R e si tso r- Ca n1 Sender -Fuel Level

U748

Warning H orn F ( orward)

Shutdown

R es si ot r - A/ C T he rm os at t Pu ll -D ow n

U7 94 U750

F eu P l ir m i n g Pu m p Re al y Monitorin gCircuits

65 61

Diffe rentia l L o c kR e l a y

EngineControl System (MIDNo.036)

Front View

64 65

D-8 H-3


Main Power R elay C oil

Y L

I-4 D-8

Switch - A/CL ow Pressure Switch - Disconnect

M a c hni e A r t i c u latio nAngleSenso r2

Ho nr Rel a y Co lTi oS w i ct h Backup A larm

GN

Suppressor -Secondary Steer D iode Switch -A /C Hi/Low P ressure

H

LeftStee r i n g C yi ln d e r P o ist i o n S e n sor

YL

GY

I-2

H H H

2304

O R BR

403

F-2

2201

3 2 0 321 3 6 5

G-2

65

2252

308

Alternator r() T erm.

T T

1 4 82

2 1 13

U744 U7 4 5

T T

1 4 84

2175

m i D (

50

I 1- 5 I 1- 5 D-8

B9H1-UP

69

Fuel Level Sender Auto Shift SW (NC) A ut o S h fi t S W ( NO )

U747

S o l e n o i d- Tr a n m s ss i oi n8 (H gi hR a n g e ) Suppressor - A/C Diode

T

A u x Va ve l 6S o l B Aux V alve 6Sol A

GN GY

U 74 3

H-15 H-15

S o l e n o i d- Tr a n m s si is o n 7 L( o w Ra n g e )

5 3 H

16M Motor Grader Electrical System 66

T

A ux Va vl e5 So A l

PU WH

U725 U 72 6

A250 A274

Key Switch S tart

Solenoid -Transmission 5(3rd) Solenoid -Transmission 6(1st) 5 1

I-15

X MS N iFtl er B p y as s S W

U723 U 72 4

A210

Cranking M otor St a rt re Mot o r Re ay l Out up t

95 50

H 5I- 5 F-2

H 1- 5

76

73

Relay - A/C Clutch

A201 A 2 02

BasicMachineCircuits

E-5

P ir m i n g Pu m p

S o l e n o i d- Tr a n m s ss i oi n1

71 70

47

S o l e n o i d- Tr a n m s ss i oi n2 (Fw dL o w )

H-1 E-12

Product Link

RD

G-15

H

Lug -Battery Motor -Condenser Fan 1

Implement C ontrol# 1 Implement C ontrol #2

R D

Solenoid -Park B rake

G or u n d- Se o c n d a r yS et e r En g i n e Bl o c k L u g - A l et nr a to rIs o l a ti o n

I 4-

5 3

47


YL P K

R D RD

62

E-10


RD RD

200 2 10

Aux Valve 3Sol B A u x Va ve l 3S o lA

Solenoid -Differential Lock

6 8


RD

I- 5

66

D- 4

1406

171 172

199

PK P U

E-13

S o l e n o i d- Cyl ni d e r1 h t ur 6 nI ej tc o r s

1404

170

1 76

U713 U7 1 4

C-8

H

74

77

6 8

1405

165 1 6 9

1 7 9 180

Differential Lock Ce tn re Sh fti /B ad l eC su ih o n

F- 2

B 4-

65

46

F u se - R H P o si i t o n La m p s

B

S o l e n o i d- At at h c m e n t n I ej tc o r s1 h t ur 6

72 72

T 46

132

H

75

4 8 8 0

G-15 H-14

134 135

F- 2

68

78

124

129 130


70

1 2 5

128

3 f o 3 L O V 3 0 4 2 0 e , 9 g a P R 6 3 N E R

Component Location- Volume3(Engine &Chassis) Component Alarm- Backup

115 116 117

13

O u t of c ai lb r a tio n.

14


15


16

P a ar m et e r no t a a v ial bel .

17

Mod uleno trep s o nd i ng .

18

S e ns o r su p ply f a u l .t

19


20


51

78

61

E

65 63

60

52

H

56

95

57

96 50

55

Component Description

134-2540

Resistor:

185-1506

A /C Clutch

Solenoid:

H ydraulic Fan

Solenoid: Solenoid:

E ther Aid

Resistor:

A/C Thermostat

244-3114

Solenoid:

X MSN 1thru 8

245-3555

Solenoid: Solenoid:

277-6993

Sender:

120 ± 1.2 17.6 5 ± 0.3

Implement Pilot Supply

239-1134 240-7193

248-5523

Resistance Ohms)¹ (

Can

Solenoid:

189-8 627 252-0 741

26 .96 ±1.35 20 500 ± 25 8.7 ± 0.4

Differential Lock

30 ± 1.5

Parking Brake

30 ± 1.5 EmptyStop= 239to255 F u l lS t o p = 2 5 t o 2 9

Fuel

¹At room temperatureunlessotherwisenoted. 54 46

64

80 T 62

47

53


Off MachineSwitch Specification - Engine&Chassis Part N o.


Function

Actuate

Deactuate ---

Contact Position

114-533

S w i thc- A / CR e f r i g ear n t P r e susr e

275-1750kPa¹ (39.9±253.8 psi)

149-63 71

S w i thc- A / C L o w P r e susr e

103.4±13.8kPa (15±2psi)

34.5±7kPa (5±0.5psi)

NormallyOpen

229-15 37

Parkin g B r a k e P r e s u r e S w ci th

2100kPaMAX

1750±108kPa

A-C NormallyClosed

NormallyOpen²

Esquema Electrico 16M B9H

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