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Symptom:
*DRIVER DOOR FAILS TO LOCK AND UNLOCK
DRIVER DOOR MODULE - OPEN DOOR LOCK DRIVER
DRIVER DOOR UNLOCK DRIVER WIRE OPEN
OPEN DRIVER DOOR LOCK DRIVER WIRE
DOOR LOCK MOTOR OPEN
TEST
1
Remove the inner door trim panel and gain access to the Driver Door Module.
Disconnect the Driver Door Module C1 connector.
NOTE: Check connectors - Clean/repair as necessary.
Ensure the drivers window is down and the door lock is LOCKED.
Connect a jumper wire between the Driver Door Lock Driver circuit and the Ground
circuit in the C1 connector.
Connect a jumper wire to the Driver Door Unlock Driver circuit and momentarily
touch it to the Fused B(+) circuit and observe the door lock.
Did the drivers door UNLOCK?
Yes → Replace the Driver Door Module.
→ Go To 2
No
2
Remove the inner door trim panel and gain access to the Door Lock Motor/Ajar
Switch connector.
Disconnect the Driver Door Module C1 connector.
Disconnect the Door Lock Motor/Ajar Switch connector.
Measure the resistance of the Driver Door Unlock Driver circuit between the DDM
connector and the door lock motor connector.
Is the resistance below 5.0 ohms?
Yes → Go To 3
→ Repair the Driver Door Unlock Driver wire for an open.
No
3
Remove the inner door trim panel and gain access to the Door Lock Motor/Ajar
Switch connector.
Disconnect the Driver Door Module C1 connector.
Disconnect the Door Lock Motor/Ajar Switch connector.
Measure the resistance of the Driver Door Lock Driver circuit between the DDM
connector and the door lock motor connector.
Is the resistance below 5.0 ohms?
Yes → Replace the Door Lock Motor.
→ Repair the Driver Door Lock Driver wire for an open.
No
POSSIBLE CAUSES
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
POWER DOOR LOCKS/RKE
689
APPLICABILITY
All
All
All
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