Quote:
Originally Posted by JSur
Update on my issue. Starter and alternator have been replaced. Car starts. Runs great at wide open throttle but still misfires and is only giving me mid to high 13’s for voltage. Found two codes, that don’t throw check engine lights, that lead to a sensor in the negative wire coming off the battery that apparently controls voltage to the alternator. I’ve never even heard of this. So that’s what I’m digging into next. These cars have too many sensors lol
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Ground..... it's always ground....
The alternator has to have power from the fuse box for field power, which also means, a ground back to the battery. You may have to run that wire(s) and check for burnt spots that might cause intermittent shorts. You're on the right track.
