Symptom:
*DRIVER DOOR FAILS TO LOCK & UNLOCK
POSSIBLE CAUSES
RKE MODULE - OPEN DRIVER UNLOCK CIRCUIT
DRIVER DOOR LOCK MOTOR - OPEN
DRIVER DOOR LOCK RELAY OUTPUT WIRE OPEN
DRIVER DOOR UNLOCK RELAY OUTPUT WIRE OPEN
TEST
ACTION
APPLICABILITY
1
Disconnect the Remote Keyless Entry module connector.
Lower the driver door window.
Connect a jumper wire between the Door Lock Relay Output ckt and the Ground ckt
in the RKE module connector.
Connect a jumper wire to the Driver Door Unlock Relay Output ckt and momentarily
touch it to the Fused B(+) ckt and observe the door lock.
Reverse the jumper wires to drive the motor in the opposite direction.
Did the drivers door Lock and Unlock?
All
Yes
→ Replace the Remote Keyless Entry Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 2
2
Ensure the RKE module is connected before proceeding.
Remove the inner door trim panel to gain access to the Door Lock Motor connector.
Disconnect the Door Lock Motor connector.
Connect a test light between the Door Lock Relay Output and the Driver Door Unlock
Relay Output circuits in the door lock motor connector.
Press the door lock switch to the Lock and Unlock positions.
Did the test light illuminate when the lock switch was pressed in both directions?
All
Yes
→ Replace the Driver Door Lock Motor.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
3
Remove the inner door trim panel to gain access to the Door Lock Motor connector.
Disconnect the Door Lock Motor connector.
Disconnect the Remote Keyless Entry module connector.
Measure the resistance of the Door Lock Relay Output wire between the RKE
connector and the door lock motor connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Go To 4
No
→ Repair the Driver Door Lock Relay Output Wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
206
POWER DOOR LOCKS/RKE