C2200–ANTI-LOCK BRAKE MODULE INTERNAL

For a complete wiring diagram Refer to Section 8W.



Possible Causes
ABM - INTERNAL FAULT




Diagnostic Test

1. ABM INTERNAL FAILURE DTC PRESENT

Turn the ignition on.
With the scan tool, read DTCs.
With the scan tool, erase DTCs.
Turn the ignition off.
Turn the ignition on.
With the scan tool, read DTCs.

Does the scan tool display ANTI-LOCK BRAKE MODULE INTERNAL FAILURE?

Yes


No