How to test spark plug ignition coils?
The simple ways of testing it is by allowing the engine to run for about 30 minutes and then rapping it gently,may be with the head of a screw driver.If you find the engine dead,the ignition coil is faulty.
1,Research the specifications;
2,Locate coils on your vehicle;
3,Disconnect the wiring harness for the ignition coils;
4,Test the ignition coil’s primary ignition circuit;
5,Test the secondary circuit of the ignition coil;
6,Repeat the procedure as needed;
7,Reinstall ignition coils after replacing them as needed.