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Discussion Starter · #1 ·
Just put car back to 91 specs, harness, computer, fuel injection ext.. just swapped to another computer harness thinking it was a problem. It didn't fix it, no ground signal from pcm or distributor to coil. It ran in another car........HELP ! I'm going nuts with this car
 

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Discussion Starter · #2 ·
Strike that, I have power only 3.85 volts but battery is fully charged, that's positive side of coil with switch on
 

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Discussion Starter · #3 ·
Does the relay on pass fender have anything to do with power for ignition coil ?? It maybe bad on my car upon further review
 

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Discussion Starter · #4 ·
Nvrmnd I figured it out, was wrong harness from ecm to engine. Was newer style w/ dual plugs by brake m/c
 
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