What does the ignition coil do?

The ignition coil is a crucial component in any spark-ignition engine. Its primary function is to take the low voltage from the car’s battery and boost it to a much higher voltage; this is what enables the spark plugs to operate, igniting the fuel and air in the engine – making the car run.

Can I drive with a bad ignition coil?

A faulty ignition coil means your car probably won’t be able to start. If it does start up, we recommend you don’t drive as it’s unsafe and can damage your engine.

How does a car act with a bad ignition coil?

A faulty ignition coil means you’ll find it difficult to start the engine, causing your car to vibrate or shake.

What causes an ignition coil to go bad?

High temperatures and vibrations can cause your ignition coil to go faulty. Worn ignition components, like spark plugs, can also cause the coil to overwork and fail.