Diagnostic Procedure
WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC PROCEDURE - ALL PASSENGER DOORS FAIL TO LOCK AND UNLOCK
| TEST | ACTION | APPLICABILITY |
|---|---|---|
| 1 | With the DRBIII®, read DTCs. Are there any Power Door Lock related codes present? Yes --> Refer to POWER DOOR LOCKS/RKE . Perform BODY VERIFICATION TEST - VER 1 . No --> Go To 2 |
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| 2 | Remove the Door Unlock Relay from the Junction Block. Using a 12-volt test light connected to ground, check the Door Unlock Relay Output circuit (cavity 30) in the relay connector. With the DRBIII®, actuate the Door Lock Relay. Does the test light illuminate brightly when the relay is actuated? Yes --> Replace the Door Unlock Relay. Perform BODY VERIFICATION TEST - VER 1 . No --> Repair the Door Unlock Relay Output circuit for an open. Perform BODY VERIFICATION TEST - VER 1 . |
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