Antilock Brake Module (ABS)

U0140-00-LOST COMMUNICATION WITH BODY CONTROL MODULE (BCM)

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

NOTE:
If present, diagnose and repair DTC U0002-88-CAN C BUS OFF PERFORMANCE - BUS OFF before diagnosing this DTC.

- When Monitored:
Ignition on, battery voltage between 9 and 16 volts.

- Set Condition:
Bus messages not received from the Totally Integrated Power Module (TIPM) for approximately two to five seconds.





Diagnostic Test
VERIFY THE DTC IS ACTIVE
1. Ignition on, engine not running.
2. With the scan tool, read and record the DTCs.
3. With the scan tool, read and record Environmental Data (EV Data).
4. With the scan tool, erase the DTCs.
5. Cycle the ignition switch.
6. With the scan tool, read the DTCs.

Is the DTC active at this time?

Yes

- Testing and Inspection and perform the U0140-00-Lost Communication with Body Control Module (BCM) diagnostic procedure.

No

- Manufacturer Code Charts and perform the Stored Lost Communication DTCs diagnostic procedure.