Step by step guide on how to test an automotive engine's ignition coil and trigger,
this article pertains to most ignition coil systems.
Difficulty Scale: 4 of 10Tools and Supplies Needed
Needle nose pliers
Protective eye wear and gloves
Small wire or paper clip
Begin with the car on level ground, in park with the emergency brake on.
Step 1 - Identify the type of ignition system to
be tested, most cars, use a coil over plug (COP) type of system, there are several
variations but all work on the same principal.