Chime Inoperative With Key In Ignition & Driver Door Open
- Turn ignition off. Open driver's door. If chime does not sound, go to next step. If chime sounds, system is functioning properly at this time. Fault may be intermittent.
- Using scan tool, read driver's door ajar switch status. If scan tool displays DRDOOR AJAR SWITCH: CLOSED, go to next step. If scan tool does not display DRDOOR AJAR SWITCH: CLOSED, go to OPEN DRIVER DOOR AJAR CIRCUIT OR COURTESY LIGHTS INOPERATIVE WITH DRIVER DOOR under INTERIOR LIGHTING.
- Ensure key is in ignition switch. Using scan tool, read key-in ignition switch status. If scan tool does not display KEY-IN IGNITION SW: CLOSED, go to next step. If scan tool displays KEY-IN IGNITION SW: CLOSED, replace Body Control Module (BCM). BCM is located with junction block under driver's side instrument panel. See Figure .
- Remove lower steering column cover. Disconnect key-in ignition switch Green connector from back of ignition switch. See Figure . Connect a jumper wire between key-in ignition switch terminals. Using scan tool, read key-in ignition switch status. If scan tool does not display KEY-IN IGNITION SW: CLOSED, go to next step. If scan tool displays KEY-IN IGNITION SW: CLOSED, replace ignition switch. See appropriate STEERING COLUMN SWITCHES article.
- Connect one end of a jumper wire to ground. Using other end of jumper wire, backprobe terminal No. 1 (Light Blue wire) at key-in ignition switch connector. Using scan tool, read key-in ignition switch status. If scan tool does not display KEY-IN IGNITION SW: CLOSED, go to next step. If scan tool displays KEY-IN IGNITION SW: CLOSED, repair open in ground circuit (Black wire).
- Access Body Control Module (BCM) connector "A". BCM is located with junction block under driver's side instrument panel. See Figure . Remove connector cover. Do not disconnect connector. Connect one end of a jumper wire to ground. Using other end of jumper wire, backprobe terminal No. 4 (Light Blue wire) at BCM connector "A". Using scan tool, read key-in ignition switch status. If scan tool does not display KEY-IN IGNITION SW: CLOSED, replace BCM. If scan tool displays KEY-IN IGNITION SW: CLOSED, repair open in Light Blue wire between BCM and ignition switch.