What is your question?
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What is your question?
Rough idling
1 Reply
Hello, it is possible that the engine coolant temperature sensor could influence air / fuel mixtures and cause some performance issues. I would definitely resolve whatever is causing that trouble code. It could be that the measurement is erroneous, or it could be that the engine is not getting to the proper operating temperature. Have this diagnosed and then repaired. Once completed, then recheck for rough running. Coil and plugs is great, but if you have a base engine timing or compression issue, then it could be insufficient to resolve your concern.