what would damage coil wire on 1991 jeep cherokee?

  • Thread starter Thread starter smokinbean
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smokinbean

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all other plug wires are in good condition. coil wire is corroded internally and broken off at boot that connects on coil.
 
The coil wire fires every time a sparkplug fires, which means it takes 6 times the load. It may have gotten moisture in it as well.
 
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