Left Doors And Liftgate Unlock Only

LEFT DOORS AND LIFTGATE UNLOCK ONLY





For a complete wiring diagram refer to the Wiring Information Electrical Diagrams.






Theory of Operation

The Door Lock Driver Right Doors circuit and the Door Lock Driver Left Doors circuits are connected together inside the module. Therefore any circuit that is connected to either one can cause this problem.

1. CHECK FOR ACTIVE DTCs

NOTE: If the P393 circuit is shorted, the fuse may blow after one attempt to operate the locks.

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

Does the scan tool display any Door Lock related DTCs?

No

- Go To 2

Yes

- Refer to the appropriated diagnostic procedure.

2. CHECK (P393) DOOR LOCK DRIVER LEFT DOORS CIRCUIT FOR A SHORT TO GROUND




1. Turn the ignition off.
2. Disconnect the Cluster C1 connector.
3. Measure the resistance between ground and the (P393) Door Lock Driver Left Doors circuit.

Is the resistance below 1,000 ohms?

No

- Replace the Cluster.
- Perform the BODY VERIFICATION TEST.Body Verification Test ,

Yes

- Repair the (P393) Door Lock Driver Left Doors circuit for a short to ground.
- Perform the BODY VERIFICATION TEST.Body Verification Test ,