Chrysler Concorde 2004 Service Manual page 522

POWER DOOR LOCKS/RKE
*ONE DOOR FAILS TO LOCK AND UNLOCK FROM ANY SWITCH —
Continued
TEST
4 Disconnect the Driver Door Lock Motor/Ajar Switch connector.
Remove the Driver Door Unlock Relay in the Junction Block.
Measure the resistance of the Driver Door Unlock Relay Output circuit between the
Driver Door Unlock Relay connector and the Driver Door Lock Motor connector.
Is the resistance below 5.0 ohms?
Yes → Go To 5
→ Repair the Driver Door Unlock Relay Output circuit for an open.
No
5 If there are no possible causes remaining, view repair.
Repair
6 Disconnect the Door Lock Motor/Ajar Switch connector.
Connect a 12-volt Test Light between the Unlock Relay Output and the Lock Relay
Output circuits in the door lock motor connector.
Press the Door Lock Switch in the Lock and Unlock positions and observe the test
light.
Does the Test Light flash on and off as the switch is pressed?
Yes → Replace the Door Lock Motor.
→ Go To 7
No
7 Disconnect the appropriate Door Lock Motor/Ajar Switch connector.
Using a 12-volt test light connected to ground, check the Lock Relay Output circuit.
With the DRBIII , actuate the Door Lock Relay and observe the Test Light.
Did the Test Light flash as the relay was actuated?
Yes → Go To 8
→ Repair the Lock Relay Output circuit for an open.
No
8 Disconnect the appropriate Door Lock Motor/Ajar Switch connector.
Using a 12-volt test light connected to ground, check the Unlock Relay Output circuit.
With the DRBIII , actuate the Door Unlock Relay and observe the Test Light.
Did the Test Light flash as the relay was actuated?
Yes → Test Complete.
→ Repair the Unlock Relay Output circuit for an open.
No
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Replace the Driver Door Unlock Relay - carrier open.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
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APPLICABILITY
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