Driver Door Lock Inoperative

*DRIVER DOOR LOCK INOPERATIVE





For a complete wiring diagram Refer to Diagrams/Electrical.





Diagnostic Test

1.DRIVER DOOR LATCH INOPERATIVE





Disconnect the Driver Door Latch connector.

Connect a test light between the (P393) Door Lock Driver circuit and the (P1) Driver Door Unlock Driver circuit.

Close the front doors or trip the door latches to the closed position.

Operate the door locks in both positions and observe the test light.

Does the test light illuminate brightly for approximately 300 ms. when the door locks are actuated?

Yes

- Replace the Driver Door Latch.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Go To 2

2.CHECK (P1) DRIVER DOOR UNLOCK DRIVER CIRCUIT FOR AN OPEN





Disconnect the Cluster C1 connector.

Measure the resistance of the (P1) Driver Door Unlock Driver circuit between the Latch connector and the Cluster C1 connector.

Is the resistance below 2.0 ohms?

No

- Repair the (P1) Driver Door Unlock Driver circuit for an open.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

Yes

- Go To 3

3.CHECK (P1) DRIVER DOOR UNLOCK DRIVER CIRCUIT FOR A SHORT TO GROUND





Measure the resistance between Ground and the (P1) Driver Door Unlock Driver circuit.

Is the resistance below 1000.0 ohms?

Yes

- Repair the (P1) Driver Door Unlock Driver circuit for a short to ground.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Go To 4

4.CHECK (P393) DOOR LOCK DRIVER CIRCUIT FOR AN OPEN





Measure the resistance of the (P393) Door Lock Driver circuit between the Cluster C1 connector and the Driver Door Latch connector.

Is the resistance below 2.0 ohms?

Yes

- Go To 5

No

- Repair the (P393) Door Lock Driver circuit for an open.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

5.CHECK (P393) DOOR LOCK DRIVER CIRCUIT FOR A SHORT TO GROUND





Measure the resistance between Ground and the (P393) Door Lock Driver circuit.

Is the resistance below 1000.0 ohms?

Yes

- Repair the (P393) Door Lock Driver circuit for a short to ground.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Replace the Instrument Cluster.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test