Restraints

U0151-LOST COMMUNICATION WITH OCCUPANT RESTRAINT CONTROLLER (ORC)






For a complete wiring diagram, refer to the wiring information Electrical Diagrams.

- When Monitored:

With the ignition on.

Battery voltage between 10 and 16 volts.

Ignition Off Draw (IOD) fuse installed.

Totally Integrated Power Module (TIPM) is configured correctly.

- Set Condition:

The Occupant Classification Module (OCM) doesn't receive a Occupant Restraint Controller (ORC) message over the CAN C BUS circuit for approximately two to five seconds.

Possible Causes:

1. VERIFY ACTIVE DTC

NOTE: Make sure the IOD fuse is installed and the battery is fully charged before proceeding.


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

Is the U0151-LOST COMMUNICATION WITH OCCUPANT RESTRAINT CONTROLLER (ORC) DTC active?

Yes
- Perform the U0151-LOST COMMUNICATION WITH OCCUPANT RESTRAINT CONTROLLER (ORC) Diagnostic Procedure. Refer to Totally Integrated Power (TIPM)

No
- Perform the Stored Lost Communication DTCs Diagnostic Procedure. Refer to Stored Lost Communication DTCs