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1990 Isuzu Pickup Question: when altenator starts charging it blows fuse to ignition coil on 1986 isuzu pick



scottt, Maysville, GA, July 31, 2012, 19:31

is it short on coil side of fuse? runs fine if unpluged altenator. then blows when alternator is pluged back in. the two little wires out of back of alternator.

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  • Answer #1

    August 01, 2012, 18:58

    Have the alternator 'bench tested' for internal problems.While the alt. is out of the vehicle check the wiring for proper continuity(may want to have a wiring diagram and system description...not all cars charging systems are the same)

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