Decoding Fouled Spark Plugs A Comprehensive Diagnosis

The black and white deposits are sure signs of oil fouling, as is the pinging. You've probably broken a second ring, or else the oil ring is just plain worn ... Fouled spark plugs can start to cause damage to your engine. Read on to learn more about fouled spark plugs, what to look for, and how to deal with this ... A fouled spark plug can lead to misfires, reduced performance, decreased fuel efficiency, and potential engine damage. The accumulation of deposits on the firing end is influenced by oil leakage, fuel quality and the engine's operating duration. Spark Plug Lead Fouling Lead ... It's a plug with an electrode that's covered in a substance that keeps it from firing correctly. This leads to misfiring, a rough idle, less power and hard ... The piston first travels down the cylinder, drawing in a mixture of fuel and air. The piston then goes back up towards the spark plug, ... Fouled spark plugs are most commonly caused by incorrect air-fuel mixture or excessive oil in the combustion chamber. Its very likely the ignition coil is fine. Make sure you check the spacing on your plugs in addition to checking to make sure they're not covered in oil or dirty in general. This rule ... But if your engine floods or you have misfire issues that prevent your car from running correctly, the spark plugs might be fouled well before you reach that ... like a fouled or bad spark plug! switch the number 5 coil to another cylinder if the misfire code goes to a different cylinder that coil is ...