battery light stays on all the time. Car runs fine, how can i get it to go out.
Ford Q&AAsk Your Question
2002 Ford Ranger Question: battery light stays on, had the bat, alt, and starter checked. what else is it?
Answer #1Zaloom's Auto Repair (1 Answer) , Staten Island, NY - (646) 663-5728zaloomsauto May 13, 2014, 10:24Enthusiast
Hi There is a diode in the alternator that is like a check valve which if bad will send power back to the cluster and turn the battery light on. I suspect that is the problem.
Replycs21229, May 13, 2014, 10:40Rookie
thank u. i think that was the problem. had the alternator changed since it was under warranty. Thanks again for ur response. chris