A battery in a traditional car cannot directly create engine spark. It’s only rated at 12 volts, after all, so it needs a little help boosting the signal to the spark plugs. To make that happen, a car ...

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 ...

Honda is voluntarily recalling approximately 17,800 Fit compacts from the 2015 model year for faulty plug top ignition coils. According to the Japanese automaker, the original plug top ignition coils ...