Car Ignition Coils Problems?

Answer The ignition coils in your car are a primary source of power to the engine and its ignition system. Any problems with the coils will result in poor engine performance and a large drop in gas mileag... Read More »

Top Q&A For: Car Ignition Coils Problems

How do ignition coils work?

Automotive ignition systems generate the spark that ignites the fuel mixture in the cylinders. The ignition coil produces a high voltage pulse that is sent to the spark plugs to make the spark.Coil... Read More »

How to Test Ignition Coils?

From coils and coil packs to electronic ignitions and computers, the ignition system can be a mystery. How do you know whether a coil is causing the problems that you are experiencing in your car? ... Read More »

How to Check for Bad Ignition Coils?

If your car is not producing a spark, and inspecting the spark plugs reveals nothing, it would be worthwhile to check the ignition coil. Your engine may not start if the ignition coil is not firing... Read More »

How to Test Ignition Coils on a BMW 328?

On recent models like the 328 3 Series, BMW switched from the use of spark plug wires to individual coil packs that install on each cylinder’s spark plug. This is an efficient and reliable way of... Read More »