The purpose of the ignition system is to ignite, or fire, the spark plugs in order to generate power to run the engine. To do so, the battery sends current to the ignition coil. Then that high voltage ...

Causes: This is often caused by a worn-out key, a damaged ignition cylinder, or even a steering wheel that has locked up. Repair: In many cases, the key can be recut or replaced, and if the ignition ...

Worn ignition component gremlins are mysterious little buggers. Ignition misfires can be confused with fuel mixture or delivery problems. Even ambient humidity can affect the ignition system—making a ...

The ignition (or distributor) cap is where ignition wires that run to the spark plugs receive high-voltage current from the ignition coil. Metal contacts in the cap connect with contacts in the ...

Have you noticed that every time you go to repair your car, the spark plug is always a part that is easily recommended for replacement? Data shows that the vehicle failure rate due to spark plug ...

When it comes to your motorcycle’s electrical and ignition systems, there’s a lot to know about diagnosis and repair. One potential complication involves your bike’s CDI box. But what is a CDI box on ...