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Old Jul 3, 2006 | 07:15 PM
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WHITE DEVIL's Avatar
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From: Gosnell, Arkansas
Now What????
92 F-150 (5.0)
After changing the plugs and wires, the Check Engine light goes off. The next day it comes back on. Any ideas why or what I should check into next?
 
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Old Jul 3, 2006 | 07:18 PM
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From: maryland
obviously not the plugs and wires, pull the codes, or have someone pull them for you
 
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Old Jul 3, 2006 | 07:38 PM
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is it misfiring? the old plugs could have been black and not firing all the time then the new plugs fired and got coated again from carbon
 
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Old Jul 4, 2006 | 05:07 AM
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From: Gosnell, Arkansas
I will check into that. The old plugs were black.
 
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