Passenger Door Lock Inoperative

PASSENGER DOOR LOCK INOPERATIVE





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






Diagnostic Test

1. PASSENGER DOOR LATCH INOPERATIVE




1. Turn the ignition off.
2. Disconnect the Passenger Door latch C1 connector.
3. Connect a test light between the (P392) Door Lock Driver circuit and the (P303) Passenger Door Unlock Driver circuit.
4. 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 Passenger Door Latch.
- Perform the BODY VERIFICATION TEST Body Verification Test.

No

- Go To 2

2. CHECK (P303) PASSENGER DOOR UNLOCK DRIVER CIRCUIT FOR AN OPEN




1. Disconnect the Cluster C1 connector.
2. Measure the resistance of the (P303) Passenger Door Unlock Driver circuit between the Latch connector and the Cluster C1 connector.

Is the resistance below 2.0 ohms?

No

- Repair the (P303) Passenger Door Unlock Driver circuit for an open.
- Perform the BODY VERIFICATION TEST Body Verification Test.

Yes

- Go To 3

3. CHECK (P303) PASSENGER DOOR UNLOCK DRIVER CIRCUIT FOR A SHORT TO GROUND




1. Measure the resistance between Ground and the (P303) Passenger Door Unlock Driver circuit.

Is the resistance below 1,000.0 ohms?

Yes

- Repair the (P303) Passenger Door Unlock Driver circuit for a short to ground.
- Perform the BODY VERIFICATION TEST Body Verification Test.

No

- Go To 4

4. CHECK (P392) DOOR LOCK DRIVER CIRCUIT FOR AN OPEN




1. Measure the resistance of the (P392) Door Lock Driver circuit between the Cluster C1 connector and the Passenger Door Latch C1 connector.

Is the resistance below 2.0 ohms?

Yes

- Repair the (P392) Door Lock Driver circuit for a short to ground.
- Perform the BODY VERIFICATION TEST Body Verification Test.

No

- Repair the (P392) Door Lock Driver circuit for an open.
- Perform the BODY VERIFICATION TEST Body Verification Test.

5. CHECK (P392) DOOR LOCK DRIVER CIRCUIT FOR A SHORT TO GROUND




1. Measure the resistance between Ground and the (P392) Door Lock Driver circuit.

Is the resistance below 1,000.0 ohms?

Yes

- Repair the (P392) Door Lock Driver circuit for a short to ground.
- Perform the BODY VERIFICATION TEST Body Verification Test.

No

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