Integrated Trailer Brake Module (ITBM)

U0001-00-CAN C BUS

For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
With the ignition on.

Battery voltage between 9 and 16 volts

Engine run time greater than three seconds.

- Set Condition:
The Integrated Trailer Brake Module (ITBM) does not receive any CAN C bus messages for a specific amount of time. One trip fault.





ACTIVE DTC

NOTE: For vehicle communication problems, use the scan tool to refer to the Network Review Screen. The screen depicts a high level view of the vehicle network. Fault and problem areas appear in red. Selecting any of the network components allows access to the source of the problem.

1. Turn the ignition on.
2. With a scan tool, read DTCs.

Is the status Active for this DTC?

Yes

- Totally Integrated Power Module (TIPM) Perform the U0001-CAN C Bus circuit diagnostic procedure.

No

- Stored Lost Communication DTCs Perform the Stored Lost Communication DTCs diagnostic procedure.