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.
Resources for the Repair and Maintenance of your 2004 Ford F-150 Lightning
2004 Ford F-150 Lightning
2004 Ford F-150 Lightning Problems
Our technicians tell us the spark plugs in this engine can be very difficult to remove. Ford has issued a service bulletin (08-7-6) to address this issue, which includes a recommended procedure on how to remove the plugs. Failure to follow the recommended procedure can result in the one or more spark plugs breaking off in the cylinder head.
The recommend procedure is as follows. Using this procedure will greatly reduce the chance of bre...
2004 Ford F-150 Lightning Recalls (Recent)
Summary: ON CERTAIN PICKUP TRUCKS, PASSENGER VEHICLES, SPORT UTILITY VEHICLES, AND MOTOR HOMES CHASSIS, THE SPEED CONTROL DEACTIVATION SWITCH MAY, UNDER CERTAIN CONDITIONS, LEAK INTERNALLY AND THEN OVERHEAT, SMOKE, OR BURN.Learn more »
2004 Ford F-150 Lightning Questions and Answers
Could some one please give me the paint code that the lightning wheels were painted at factory. Have three new ones ( taken off when new )and one that was stripped and polished thanks
had a tune done worked fine for a while had iridium plugs gatorback belt pulley after 4 months it started draging wouldnt go over 80 had sort of a sputter sound i live in new york city ans i cant f...
does the engine in my 04 lightning have to be removed to do head gaskets