Left Rear Door Ajar CKT Open
NOTE:
After making any repairs, perform BODY CONTROL MODULES SYSTEM VERIFICATION TEST
under VERIFICATION TESTS.
- Turn ignition off. Disconnect left rear door lock motor/ajar switch connector. Using a 12-volt test light connected to battery voltage, probe left rear door lock motor/ajar switch connector terminal No. 2, ground circuit (Black wire). See Fig 1 . If test light illuminates, leave left rear door lock motor/ajar switch connector disconnected, and go to next step. If test light does not illuminate, repair open in Black wire.
- Disconnect Body Control Module (BCM) connector C4. Measure resistance of left rear door ajar switch sense circuit (Tan/Red wire) between BCM connector C4 terminal No. 1 and left rear door lock motor/ajar switch connector terminal No. 1. See Figure . If resistance is less than 5 ohms, leave BCM connector C4 disconnected, and go to next step. If resistance is 5 ohms or more, repair open in Tan/Red wire.
- Ensure left rear door lock motor/ajar switch connector is properly connected. 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). Open left rear door. If test light illuminates with left rear door open, replace BCM. If test light does not illuminate with left rear door open, replace left rear door lock motor/ajar switch.