2002 Ford Thunderbird Q&A

2002 Ford Thunderbird Question: Can this problem be solved?

Random codes issue / keeps changing on which cyclinder -
Answer 1
what are the codes you are getting,If your having multiple codes you could have a bad pcm -
Answer 2
Inspect spark plugs(have you changed them since fist getting the code?).Monitor live data with proper scan tool and see if any sensors are not in proper range IE - temp reading below 190F after full warm up. Watch spark advance and long term fuel trim and more , will give you better info to diagnose. -
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