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 ...

What’s the fastest way to a mental breakdown in your garage, and why is it an ignition issue? No doubt, that stress headache comes on strong when your car was running a minute ago, whereas now it’s ...

Question: I have a 2006 Kia Sedona, and it randomly misfires roughly once for every week of normal driving and once after each carwash. When it happens, I pull over and shut off the car. Then, I turn ...

It's easy to forget about maintenance intervals, even for car people like us. Believe it or not, non-moving parts do wear. Maybe not as fast as moving parts (serpentine belts, brake rotors, and so on) ...