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2004 to 2008 F-150 and Mark-LT
4.2L, 4.6L and 5.4L equipped F-150s and Mark-LTs.


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Old Fri, March 4th, 2011, 09:41 PM
Lariat4x485 Lariat4x485 is offline
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Quote:
Originally Posted by Lariat4x485 View Post
I have been having the same problem. At about 55 - 60 mph my truck starts shaking, engine light turns on. After that i read the dtc, I had 2 trouble codes. The first one said Cylinder 8 Misfire and the second that there was an error reading the trucks computer. I cleand my air filter, change fuel filter and tomorrow im changing the spark plugs and the connector. Any helpfull info what might be wrong???? Thanks in advance..
Well i had the spark plugs change and the coils. After done that my truck is like new. I have been using it for 3 days now the problem was fixed.
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