Use a coil on plug cop probe.
Bench top spark plug tester.
A spark plug misfire will immediately be evident in the tester window.
Morange in line spark plug engine ignition tester 6 12v pick up coil armature diagnostic detector tool for automotive car lawnmower internal external engine 4 3 out of 5 stars 42 9 99 9.
To test the operation of both the ignition coil and the spark plug connect the tester between the spark plug boot and the spark plug.
A quality spark tester on the other hand requires tens of thousands of volts to fire.
Plus using a spark tester is safer than grounding a plug.
You can make it by binding four plugs together with wire isolating it and connecting the wires of high voltage spinning the engine with the starter watching the spark.
The problem is in that fact that it takes two people to make it.
Just wanted to try it out and test the spark plug on my kerosene heater.
Just wanted to try it out and test the spark plug on my kerosene heater.
Besides we have to check the spark plug whether it produces a spark.
Because of this the tool provides an accurate measurement of whether there s enough spark to jump the plug gap.