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04/11/2020 12:42 am
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Hello Scotty, I have a mercury mariner 2007 with 243k. The car is misfiring. I connected my cheap scanner and it said it was the cylinder one. So, I replaced the spark plug and the coil.. and now it misfiring again the cylinder #4... about 6 months ago, it dit the same thing.. what do you think is going on and how can I fix it?Thanks Aj
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19/12/2020 7:58 am
I would start my replacing all the ignition coils in spark plugs and prey it wasn't something worse they all need to be exactly the same to fire correctly and not as far
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