
Find out what to do when your riding lawn mower spins but won’t start. Once it's spinning, the engine needs 3 things to run—fuel, spark and compression. This video helps you find out which one of those elements is missing in your engine by showing you a quick starter fluid test that can rule out several issues. Then we’ll show you how to check for problems with the fuel supply, the spark plug, ignition coil and flywheel key. Following these troubleshooting steps should help you get your riding lawn mower started so you can get back to mowing.
For additional repair help, including common symptoms and troubleshooting tips, step-by-step riding lawn mower and tractor repair guides and articles, check out our repair help section. In addition, find the riding mower parts you need to fix your mower.