Test 99A - Right Front Door Fails To Lock

CAUTION: Always turn ignition off prior to disconnecting or connecting any module connector.

NOTE: For connector terminal identification, see CONNECTOR IDENTIFICATION . For wiring diagram, see WIRING DIAGRAMS - 3.0L article in ENGINE PERFORMANCE. Perform TEST VER-1 after each repair.

Turn ignition off. Gain access to relay center, located under dash, attached to left kick panel. Remove door unlock relay. See Figure. Go to next step.
Using scan tool in ohmmeter mode, check resistance of door unlock relay connector terminal "E" (Black wire). If resistance is more than 5 ohms, repair open Black wire between relay connector and ground. If resistance is less than 5 ohms, replace unlock relay.