C2200-ANTI-LOCK BRAKE MODULE INTERNAL
For a complete wiring diagram Refer to Section 8W.
- When Monitored:
With the ignition on.
- Set Condition:
When the Anti-Lock Brake Module detects an internal fault, the DTC is set.
| Possible Causes |
| WIRING HARNESS, TERMINAL, CONNECTOR DAMAGE |
| FUSED B+ CIRCUIT(S) SHORTED TO GROUND, VOLTAGE, OR OPEN |
| GROUND CIRCUIT(S) OPEN |
| ANTI-LOCK BRAKE MODULE |
Diagnostic Test
1.CHECK FOR A DTC C2200-ANTI-LOCK BRAKE MODULE INTERNALNOTE: This DTC must be active for the results of this test to be valid.
Does the scan tool display: C2200-ANTI-LOCK BRAKE MODULE INTERNAL?
Yes
- Go To 2
No
- Refer to the INTERMITTENT CONDITION diagnostic procedure.
- Refer to the ABS-INTERMITTENT CONDITION TEST. (Refer to 5 - BRAKES - DIAGNOSIS AND TESTING)
2.CHECK THE WIRING HARNESS, TERMINALS, AND CONNECTORS
Were any problems found?
Yes
- Repair as necessary.
- Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).
No
- Go To 3
3. FUSED B+ CIRCUIT(S) OPEN OR HIGH RESISTANCE
NOTE: The test light should be illuminated and bright. Compare the brightness to that of a direct connection to the battery.
Is the test light illuminated and bright?
Yes
- Go To 4
No
- Repair the Fused B+ circuit(s) for an open circuit or high resistance.
- Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).
4.GROUND CIRCUIT OPEN OR HIGH RESISTANCE
NOTE: The test light should be illuminated and bright. Compare the brightness to that of a direct connection to the battery.
Is the test light illuminated and bright?
Yes
- Replace the Anti-Lock Brake Module in accordance with the Service Information.
- Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).
No
- Repair the Ground circuit(s) for an open circuit or high resistance.
- Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).