An ignition coil takes voltage from the battery and multiplies it to create a spark at the spark plugs, which in turn ignites the engine. Cars have been using some form of the coil ignition system for ...

What: If you’ve got a petrol car, spark plugs are what ignite your fuel-air mixture and generate useful power Why: Because bad spark plugs mean more fuel consumption and less power When: You’ll ...

We may receive a commission on purchases made from links. When it comes to engine care 101, a spark plug replacement — also referred to as a tune-up — is an essential task. Spark plugs, as the name ...