Left Rear Door Ajar CKT STG
WARNING: This page is about a different car, the 2002 Dodge Intrepid, 2002 Chrysler Intrepid, 2002 Chrysler Concorde, and 2002 Chrysler 300M. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
After making any repairs, perform BODY VERIFICATION TEST
under VERIFICATION TESTS.
Possible Causes:
- Ground CKT Open
- Left Rear Door Ajar Switch Sense CKT Open
- Left Rear Door Lock Motor/Ajar Switch Open
- Body Control Module
Testing
- Turn ignition off. Disconnect Body Control Module (BCM) connector C4. Disconnect left rear door lock motor/ajar switch connector. Using a 12-volt test light connected to battery voltage, probe BCM connector C4 terminal No. 1, left rear door ajar switch sense circuit (Tan/Red wire). See Figure . If test light illuminates, repair short to ground in Tan/Red wire. If test light does not illuminate, leave left rear door lock motor/ajar switch connector disconnected and go to next step.
- Reconnect the BCM connector C4. Connect scan tool to Data Link Connector (DLC). Turn ignition on. Using scan tool, select INPUTS/OUTPUTS, then read LR DOOR AJAR SW status. Connect, then disconnect left rear door lock motor/ajar switch connector. If scan tool display switches from CLOSED to OPEN, replace left rear door lock motor/ajar switch. If scan tool display does not switch from CLOSED to OPEN, replace BCM. See BODY CONTROL MODULE under REMOVAL & INSTALLATION.