Unlock the Mystery Old Spark Plugs and the Check Engine Light Enigma

The spark plug wires deliver the spark from the ignition coil to the spark plugs. If your spark plugs or spark plug wires are bad or old, you will experience a ... I changed my spark plugs today. Thirty minutes afterwards, I get a check engine light and TRAC OFF message. The codes that I read are P0174, P0171 and P1170. If your spark plugs or spark plug wires are bad or former, you will experience poor performance and reduced power. In some extreme cases, your engine will have ... A bad, old or dirty spark plug can cause the engine to misfire. If your check engine light is flashing, please contact our team of automotive experts at Coggin ... When you start any vehicle without something plugged in, your definitely without a doubt going to receive a check engine light as the PCM is detecting some ... 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, ... Spark plugs and ignition coils play an essential role in a vehicle's ignition system. Working together, they ensure the engine starts smoothly ... Your “Check Engine” light can come on for a variety of issues, so it may not necessarily mean the spark plug is the issue. Check the engine code by plugging an ... Dirty spark plugs can cause misfires as partially burned engine oil can prevent the plugs ... Old spark plugs can simply break and fail to produce a spark. A bad spark plug wire can and will make your check engine light turn on. As its name implies, a spark plug wire transfers electricity from the ...