Courtesy Lights Inoperative From Passenger Front Door Only
- Open passenger's front door. Using scan tool, select BODY, DOOR MODULES, then INPUT/OUTPUT. Read PASS DOOR AJAR SW status. If scan tool does not display CLOSED, go to next step. If scan tool displays CLOSED, replace Body Control Module (BCM). See BODY CONTROL MODULE under REMOVAL & INSTALLATION. Perform BODY VERIFICATION TEST under VERIFICATION TESTS.
- Remove passenger's door trim panel. Disconnect passenger's door lock motor/ajar switch connector. Using DVOM, measure resistance between ground and passenger's front door ajar switch connector terminal No. 2 (Black wire). See Fig 1. If resistance is less than 5 ohms, go to next step. If resistance is 5 ohms or greater, repair open in Black wire between passenger's front door ajar switch and ground. Perform BODY VERIFICATION TEST under VERIFICATION TESTS.
- Disconnect passenger's front door module connector C1. See Figure. Using DVOM, measure resistance of Tan/Red wire between passenger's front door lock motor/ajar switch connector terminal No. 1 on and passenger's front door module connector C1 terminal No. 11. See Figure. If resistance is less than 5 ohms, go to next step. If resistance is 5 ohms or greater, repair open in Tan/Red wire. Perform BODY VERIFICATION TEST under VERIFICATION TESTS.
- Ensure passenger's front door is open. Connect passenger's front door lock motor/ajar switch connector. Using DVOM, measure resistance between ground and passenger's front door module connector C1 terminal No. 11 (Tan/Red wire). If resistance is less than 5 ohms, go to next step. If resistance is 5 ohms or greater, replace passenger's front door lock motor/ajar assembly. See appropriate
POWER DOOR LOCKS & REMOTE KEYLESS ENTRY SYSTEMS article. Perform BODY VERIFICATION TEST under VERIFICATION TESTS.
- Replace passenger's front door module. See
POWER WINDOWS - GRAND CHEROKEE article. Perform BODY VERIFICATION TEST under VERIFICATION TESTS.
Courtesy of CHRYSLER CORP.