What does it mean when your Kohler engine wont start?
No spark means that the spark plug is defective and needs to be replaced. The purpose of the ignition coil is to send the appropriate voltage to the spark plug as the engine runs. When the coil is defective or damaged, the engine won’t start.
What should I do if my engine won’t start?
You should see a bright spark jumping the gap in the spark tester. If you don’t see a spark, repeat the test. This time, adjust the spark tester to 30KV. If you still don’t see a spark, repeat the test and set the tester to 10KV. If this time you see a spark or no spark, you have a problem with the ignition system.
Why is the spark plug on my lawn mower not working?
A plug in normal condition has a thin layer of light-brown deposits on it. If you see a thick layer of black carbon deposits, it’s a sign that the carburetor mixture is too rich — your engine may even be smoking. Electrodes that have been worn thin are a sign of overheating, often caused by too much ethanol in the gas.
What makes an internal combustion engine not start?
To operate efficiently, an internal combustion gasoline engine needs a good spark, the right amount of fuel, and good compression (a healthy mechanical condition). The lack of any of these three things will prevent your engine from starting.
How to know if your engine has no spark?
First Confirm Your Engine Has No Spark. 1 Disable the fuel system by removing the fuel pump fuse or relay. 2 Insert a spark plug tester into the plug boot and ground it on a piece of metal on the engine. 3 Finally, Have someone crank the engine and watch for spark.
You should see a bright spark jumping the gap in the spark tester. If you don’t see a spark, repeat the test. This time, adjust the spark tester to 30KV. If you still don’t see a spark, repeat the test and set the tester to 10KV. If this time you see a spark or no spark, you have a problem with the ignition system.
No spark means that the spark plug is defective and needs to be replaced. The purpose of the ignition coil is to send the appropriate voltage to the spark plug as the engine runs. When the coil is defective or damaged, the engine won’t start.
What causes a lawn mower to have no start?
If your spark plug is really wet and oily it will point to internal engine damage and you already should have seen signs of engine damage by blue gray smoke coming from your exhaust for some time. If plug is dry but the ceramic cone is cracked or the gap on the spark plug is set wrong you should really just replace the plug.