Riding Lawn Mower Spark Plug Not Firing

My riding mower doesn t have any spark.

Riding lawn mower spark plug not firing.

A simple check is to remove the wire from the coil and turn the engine over and check for spark if it has spark the coil is good. A proper spark is just as critical as fuel and air when it comes to a riding mower operating efficiently. You can consider an inductive ignition tester one of the most efficient tools to identify the issues regarding spark plug. When you leave old fuel in your lawn mower it can be hard on it.

How to check if lawn mower spark plug is firing with a spark plug tester a spark plug tester is a convenient and secure way to check plug ignition spark. Can a spark plug have bad spark. If the spark plug is no longer firing or corroded with residue and cannot produce a strong enough current to properly spark the fuel the engine may misfire or completely stop running altogether. When the spark plug doesn t fire or fires intermittently your lawn mower engine won t start or if it does start it will stall.

You can check the spark plug for spark by removing it connecting the plug wire grounding it off the engine and turning. Quick video on how to check for spark plug fire in any small engine or any engine for that matter. Fuel can be considered old if it s been in your mower for a month or more. Check the spark plug wire for cuts.

Then check at the ignition coil. Why the spark plug won t fire on a lawn mower. The cost of a magneto is not that bad you can expect to pay 20 on push mowers to 50 on lawn tractors. When a spark jumps across the spark plug s.

The plug is an. Unlike automotive engines the wire to the spark plug is normally attached to the magneto and is not replaceable if you have damage to your plug wire you will probably need to replace everything. Yes spark plugs do wear out. It not the lawn mower won t fire.

Lawn mower coils give lots of problems i replace tons of them. If your engine is misfiring stop the engine and let it cool for 20 30 minutes before removing the spark plug to check for wear or corrosion.