Chrysler Concorde 2004 Service Manual page 502

POWER DOOR LOCKS/RKE
*ALL DOORS FAILING TO LOCK AND UNLOCK FROM ANY SWITCH —
Continued
TEST
13 Turn the ignition off.
Ensure the Driver Door Lock Switch is connected before proceeding.
Disconnect the BCM C4 harness connector.
Measure the resistance of the Driver Door Switch MUX circuit in the BCM C4
connector to ground.
Is the resistance below 1000.0 ohms?
Yes → Replace the Driver Door Lock Switch.
→ Go To 14
No
14 If there are no possible causes remaining, view repair.
Repair
15 Remove the Door Lock Relay from the Junction Block.
Using a 12-volt test light connected to ground, check the Fused B(+) circuit in the
Door Lock Relay connector (cavity 83).
Does the test light illuminate brightly?
Yes → Go To 16
→ Repair the Fused B(+) circuit from the PDC Headlamp Lo fuse for
No
16 Remove the Door Lock Relay from the Junction Block.
Connect a 12-volt Test Light between cavities 83 and 85 of the Door Lock Relay
connector.
Using the DRB, enter Body Computer then Actuator Tests and actuate the Door
Lock Relay.
Does the test light flash on and off as the relay is actuated?
Yes → Go To 17
→ Go To 24
No
17 Remove Circuit Breaker #2 from the Junction Block.
Measure the resistance across the circuit breaker terminals.
Is the resistance below 1.0 ohm?
Yes → Go To 18
→ Replace Circuit Breaker #2.
No
18 Ensure circuit breaker #2 in installed before proceeding.
Remove the Door Lock Relay from the Junction Block.
Using a 12-volt test light connected to ground, check the Fused B(+) circuit in the
Door Lock Relay connector (cavity 82).
Does the test light illuminate brightly?
Yes → Go To 19
→ Repair the Fused B(+) circuit from the PDC fuse for an open
No
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
an open.
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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