Normal Operation and Fault Conditions
When the ignition is in RUN, the ABS module and the PCM share VIN information through the GWM over the HS-CAN 1 and HS-CAN 2.
PPT AF ABS MODULE DTC FAULT TRIGGER CONDITIONS
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U3002:62 | Vehicle Identification Number: Signal Compare Failure | Sets when the VIN message sent by the PCM over the HS-CAN does not match the VIN stored in the ABS module. |
Possible Causes
- Module configuration (ABS module and PCM)
- ABS module
- AF1: VERIFY THE PCM VIN
- Ignition ON, engine OFF.
- Using a diagnostic scan tool, compare the VIN in the PCM to the VIN plate on the vehicle.
- Does the VIN in the PCM match the VIN plate?
Yes No Go to AF2. RECONFIGURE the PCM. FOLLOW the instructions on the diagnostic scan tool.
- AF2: VERIFY THE ABS MODULE PART NUMBER
- Using a diagnostic scan tool, retrieve and record the ABS module part number.
- Compare the part number retrieved to the part number in the parts catalog or equivalent.
- Is the correct ABS module installed in the vehicle?
Yes No CONFIGURE the ABS module. REFER to MODULE COMMUNICATIONS NETWORK . INSTALL a new ABS module.
CHECK OASIS for any applicable Technical Service Bulletins TSBs.
If a TSB exists for this concern, DISCONTINUE this test and FOLLOW the TSB instructions.
If no TSBs address this concern, INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) AND STABILITY CONTROL .
ORDER a replacement ABS module and INCLUDE the RVC on the form.
If this is a Ford paid repair, INCLUDE the RVC on the warranty claim form.
When complete, SELECT the "X" in the top right corner to CLOSE this procedure and RETURN to the PTS web site.