How to Test an Ignition Coil?

Answer While there are several ways to test your vehicle's ignition coil, by far the easiest is the simple arc test, which can be done with only two tools and a pair of gloves. Another way is through the ... Read More »

Top Q&A For: How to Test an Ignition Coil

How to Test a GM Ignition Coil?

Testing or checking an ignition coil can tell you a lot about the health of your ignition system. Since the coil is the center of the system, it has to be working right or the car will not run righ... Read More »

How do I Test an Electronic Ignition Coil?

Your vehicle's spark plugs are ignited via a magnetic current that is generated by the ignition coil pack. The ignition coil pack usually consists of two cylinders of copper wire, which discharge a... Read More »

How to Test an Ignition Coil Module?

The ignition coil module in your vehicle ignites the spark plugs by accepting a signal from the distributor's magnetic pickup, and using that signal to modulate the ground circuit. It is generally ... Read More »

How to Test a Ford Ignition Coil?

Testing the resistance across several terminals on your ignition coil is the only safe and accurate way to tell if the coils is damaged or not. Measuring the primary and secondary resistance requir... Read More »