2CarPros - Car Questions & Answers

1990 Ford Custom Repair Question


Topics covered: Battery, Alternator, 12 volt.
Mileage: No information provided.

Asked on February 1, 2013

Ford Custom Battery Problem

Have a 1990 custom bronco full size. We try to start it up but kills battery we charge battery it tries to turn over but thn it kills battery again. We jump start it disconnected the battery to see if alternator. It worked but we also hear whistle coming from alternator
Avatar Asked by sophia71

Answer

Replied on February 1, 2013

taking off battery cable is a check for nothing. the alternator needs 12 volts to work. taking the battery off does nothing.

i would have the battery load tested and have the starter draw test done

Roy

Tiny Answered by ASEMaster6371 (expert)
24,854 answers provided