4000 - 4999: 4690

4690-REAR LEFT INLET VALVE CIRCUIT PERFORMANCE

For a complete wiring diagram Refer to the Wiring Information Electrical Diagrams.

- When Monitored:
Ignition on.

- Set Condition:
The Anti-lock Brake Module has detected an internal error.





ANTI-LOCK BRAKE MODULE INTERNAL CONDITION
1. The Anti-lock Brake Module is reporting internal errors.

NOTE: Before continuing, check the Anti-lock Brake Module harness connector terminals for corrosion, damage, or terminal push out. Repair as necessary.

2. Using the schematics as a guide, inspect the wire harness and connectors. Pay particular attention to all Power and Ground circuits.
3. Search for any Technical Service Bulletins that may apply.

Were there any problems found?

Yes

- Repair as necessary.
- Perform ABS VERIFICATION TEST. Verification Tests

No

- Replace the Anti-lock Brake Module.
- Perform ABS VERIFICATION TEST. Verification Tests