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1999 Lexus ES300 Question: PCM DAMAGE FROM IGNITION COIL FAILURE?

 

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CONLONAUTO, Massapequa, NY, October 06, 2009, 17:46
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CAN A FAULTY IGNITION COIL DAMAGE THE PCM COMPUTER?

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    patrick mannion from Greg Solow's Engine Room, October 06, 2009, 20:07
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    On BMW cars I have heard this is so. I work on lots of Lexus ES 300 have seen coil failure never saw ECU failure when the coil failed. Theoretically possible but unlikely fro this Lexus.

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