Diagnostic Procedure

WARNING: This page is about a different car, the 2004 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.

ALL DOORS FAIL TO LOCK AND UNLOCK FROM ANY SWITCH - DIAGNOSTIC PROCEDURE

TEST	ACTION
1	NOTE: Ensure the headlamps are operating properly before proceeding. The headlamps are fused with the same fuse inputs to the CTM as the Door Locks. Turn the ignition off.Disconnect the Central Timer Module C2 connector.Disconnect any Door Lock Motor connector.Measure the resistance of the Door Lock Relay Output circuit between the CTM C2 connector and the Door Lock Motor connector.Is the resistance below 5.0 ohm? Yes --> Replace the Central Timer Module. Perform BODY VERIFICATION TEST - VER 1 . No --> Repair the Door Lock Relay Output circuit for an open. Perform BODY VERIFICATION TEST - VER 1 .

TEST

ACTION

NOTE: Ensure the headlamps are operating properly before proceeding. The headlamps are fused with the same fuse inputs to the CTM as the Door Locks.

Turn the ignition off.Disconnect the Central Timer Module C2 connector.Disconnect any Door Lock Motor connector.Measure the resistance of the Door Lock Relay Output circuit between the CTM C2 connector and the Door Lock Motor connector.Is the resistance below 5.0 ohm?

Yes --> Replace the Central Timer Module.
Perform BODY VERIFICATION TEST - VER 1 .
No --> Repair the Door Lock Relay Output circuit for an open.
Perform BODY VERIFICATION TEST - VER 1 .