Engine Diagnostics Unmasking the Mysteries of Fouled Spark Plugs

A fouled spark plug can lead to misfires, reduced performance, decreased fuel efficiency, and potential engine damage. Flight: Finding dead plug is easy - Open cowl ,gain access to exhaust > get crayon or grease pencil. Run engine on rough mag for short runup be careful here ... One of the most common issues with two cycle outboard motors occurs when the spark plugs become saturated with gasoline, and foul out. Spark plug fouling is essentially a spark plug becoming too worn, dirty or contaminated to work. 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 ... https://repairs101.ca/spark-plug-troubleshooting/ Discussion on possible causes of and solutions to a fouled spark-plug. Many things can cause this on a 2 stroke. Poor compression is one in the affected cylinder. Wrong spark plug which is too cold for the motor, bad plug wire or ... Yes they will clean themselves up a little bit however not that much if they're really dirty they're not going to clean themselves up. Here's How To Find Bad Spark Plugs!! Spark Plug Test!! How To ... Clean And Reuse Fouled Spark Plugs. Jimmy Do All•17K views · 11:57. Go ... He noticed spark plug #1 was fouled & swapped from #1 to #4 cylinder and it triggered it there too, so decided to change all of the spark plugs.