the tester doesnt come with instructions that tell you how to test the spark plug, wire, or coils seperately. So if you stick the tester on and the light doesnt pulse while cranking, how will you know if its the wire, the spark plug, or the coil/ignition
move it from point to point along the system
A quick simple test to tell if your wires are going bad. Also if they read over 11K that's border line for replacement.
In this video the Moss Motors Tech department go over the procedure to test your ignition wires for proper function.
www.MyHonestMechanic.com - support my site. This is my shade tree mechanic test to determine if you have bad spark plug wires causing an engine ...