Problem Reports
Ford F-150 Heritage
Report: Ignition Coil Failure Due to Excessive Spark Plug Gap
Ford F-150 Heritage Problem
Model Year Affected: 2004
Engine Affected: V8
Verified
An illuminated Check Engine Light could indicate that one or more of the ignition coils has failed due to excessive spark plug gap. To fix this problem, the ignition coils that have failed, the spark plugs, and all coil boots should be replaced.
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Report #1Visitor, 2004 Ford F-150 Heritage, 127,000 mi