Charge Indicator Light Never On
NOTE:
On ambulance equipped with dual generators, disconnect both generators.
- Disconnect generator connector. Turn ignition on. Connect fused jumper wire between harness connector terminal "B" (100-amp and dual generators) or terminal "L" (124-amp generator) and ground. If charge indicator light illuminates, go to next step. If charge indicator light does not illuminate, go to step 3).
- Check generator ground (through case). Clean if needed. If ground is okay, replace generator(s). See GENERATOR under REMOVAL & INSTALLATION. Recheck system.
- Disconnect instrument panel connector. Using self-powered test light, connect between harness connector terminal "B" (100-amp generator and dual generators) or "L" (124-amp generator) and ground. If test light illuminates, go to next step. If test light does not illuminate, go to step 5).
- Check charge indicator light bulb. Replace if needed. If bulb is okay, replace instrument cluster. See INSTRUMENT PANELS article in ACCESSORIES & EQUIPMENT. Recheck system.
- Repair open in Brown wire between instrument panel and generator. See WIRING DIAGRAMS . Recheck system.