U1104

U1104-CAN C BUS CRC PERFORMANCE



- When Monitored:
With the ignition on.

- Set Condition:
If the Anti-Lock Brake System (ABS) Module detects an invalid CAN message from the Dynamics Sensor.





VERIFY DIAGNOSTIC TROUBLE CODE (DTC) IS ACTIVE
1. Turn the ignition on.
2. Using the scan tool, read and record ABS DTCs.
3. Using the scan tool, read and record Environmental Data to help identify the conditions in which the DTC was set.
4. Using the scan tool, erase ABS DTCs.
5. Cycle the ignition switch.
6. Using the scan tool, read ABS DTCs.

Does this DTC reset?

Yes

- Replace the Dynamics Sensor.
- Perform the ABS VERIFICATION TEST. ABS Verification Test.

No

- Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
- Perform the ABS-INTERMITTENT CONDITION TEST. ABS Intermittent Condition Test.