Check Engine Light Could Spark Plug Malfunctions Be the Root Cause?

– Check engine light – Engine misfires will trigger the check engine light. Have the codes read to determine if spark plugs are the culprit. The Check Engine Light (CEL) should NOT come on after doing a spark plug change properly. There is NO tune-up reminder that needs to be reset, ... It it possible you could have crossed the wires? Also you might have a bad spark plug wire. I had this happen to me with my 97 F150 about 8 ... The rough idle could be because one or more of the coil-packs may not be properly seated on the spark plug head. Double check those to make sure they are ... Bad spark plugs can cause your engine to misfire. The engine's ... will create a code that turns on the check engine light. A flashing ... A broken, old or dirty spark plug can cause the engine to misfire. If the problem is completely ignored or you continue to drive, this can spread to the spark ... ... codes will only appear to a mini mechanic or dealer. When car is ... and what might cause the electrodes on a plug to become so badly ... A faulty, old or dirty spark plug can cause the engine to misfire. If your check engine light is constantly flashing, please contact our team of automotive ... While something like a loose gas cap (a common cause behind the check engine light) can be fixed easily, other issues (faulty sensors, old spark ... From the battery to the spark plug wires and the ignition system in between, there is a lot of wiring that is vital to your vehicle firing up ...