Wait-To-Start Lamp
- Turn ignition to "RUN". Wait lamp should stay on for 3 seconds, then go out. If lamp lights but does not go out, replace glow plug control module. Module is located to left of steering column under instrument panel.
- If lamp does not light, go to Glow Plug Control Diagnosis. To test wait lamp bulb, connect a jumper wire between glow plug control module terminal No. 1 and ground. See Figure .
- Turn ignition to "RUN". If wait lamp does not light, replace bulb or service or replace wiring. If wait lamp lights, circuit is OK.
- To test power circuit, connect a 12 volt test lamp to connector terminal No. 6 and ground. Turn ignition to "RUN".
- If test lamp lights, replace glow plug control module. If test lamp does not light, service and/or replace ignition switch or wiring.