Parking Brake Switch Parking Brake Relay Shift Lever Transmission control Transmission Solenoids
Parking Brake
Parking Brake Switch Parking Brake Alarm Relay Transmission Control
928 G & IT 28 G CHAPTER : Transmission - ECS
Using the Diagnostic Indicator to Determine Service Codes Activation Of Diagnostic Indicator Operations (Quick Reference) Operation
Contact 11
Contact 31
Contact 51
To Scroll ACTIVE Faults
Ground 2
Open
Open
To Scroll INACTIVE Faults
Open
Open
Ground 2
To Clear 3 Faults
Open
Ground 2
Open
1 These contacts are located in the harness code connector. Remove harness code plug. 2 Remove the connection to ground to place the desired information shown during scrolling on-hold. 3 A fault is cleared only while it is on-hold. A fault that is ACTIVE can not be cleared.
P a g e :
Using the Diagnostic Indicator to Determine Service Codes
I I I - 4
Diagnostic Code Conversion Code Flashed 11
12
CID - FMI
Description
No ACTIVE Faults
Not applicable
No INACTIVE Faults
Not applicable
14
928G
15
Not available
16
IT28G
17
Not available
Diagnostic Code Conversion Code Flashed
CID - FMI
45
645 - 06
Speed 2 Solenoid Short to Ground
46
646 - 06
Speed 3 Solenoid Short to Ground
47
346 - 06
Ride Control Relay Short to Ground
48
683 - 06
Parking Brake Alarm Short to Ground
49
421 - 06
Load Check Relay Short to Ground
51
641 - 03
Forward High Solenoid Short to Battery
52
642 - 03
Reverse Solenoid Short to Battery
53
643 - 03
Forward Low Solenoid Short to Battery
54
644 - 03
Speed 1 Solenoid Short to Battery
55
645 - 03
Speed 2 Solenoid Short to Battery
56
646 - 03
Speed 3 Solenoid Short to Battery
57
346 - 03
Ride Control Relay Short to Battery
58
683 - 03
Parking Brake Alarm Short to Battery
59
421 - 03
Load Check Relay Short to Battery
61
190 - 02
Engine Speed Sensor
62
191 - 02
Transmission Speed Sensor
Description
31
641 - 05
Forward High Solenoid Open Circuit
32
642 - 05
Reverse Solenoid Open Circuit
33
643 - 05
Forward Low Solenoid Open Circuit
34
644 - 05
Speed 1 Solenoid Open Circuit
35
645 - 05
Speed 2 Solenoid Open Circuit
36
646 - 05
Speed 3 Solenoid Open Circuit
37
346 - 05
Ride Control Relay Open Circuit
38
683 - 05
Parking Brake Alarm Open Circuit
63
668 - 02
Invalid Shift Lever Input
39
421 - 05
Load Check Relay Open Circuit
64
168 - 00
Battery Voltage Above Normal
41
641 - 06
Forward High Solenoid Short to Ground
65
168 - 01
Battery Voltage Below Normal
42
642 - 06
Reverse Solenoid Short to Ground
66
650 - 02
Invalid Harness Code Input
C H A P T E R : T r a n s m i s s i o n - E C
9 2 8 G &
I T 2 8 G
P a g e : I I I - 5
Using the Electronic Control Analyzer Programmer (ECAP) or the Electronic Technician (ET) to Determine Service Codes
Detected Faults For Troubleshooting CID No. / FMI No.
Description
CID 168 - Electrical System :
Detected Faults For Troubleshooting CID No. / FMI No.
