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 ...

We're not completely certain where the first key-operated ignition switches appeared. However, we are certain they've made the world safer for our automobiles. Think of the ignition switch as your ...

John Paul, AAA Northeast's Car Doctor, answers a question from a reader who ran into trouble after installing a new ignition switch. The Car Doctor answers a question from a reader who ran into ...

NEW YORK/DETROIT (Bloomberg) -- When Robert Kleven switched on the news for his drive to work two weeks ago, he had no idea he was about to sink a high-profile lawsuit against General Motors and ...

With all the recent uproar about thieves stealing Kias and Hyundais using USB cables, now is the time to discuss a good means of thwarting such thefts: the simple kill switch, which prevents a vehicle ...

I have a pickup I absolutely love, and would like to prevent it from being stolen. Have any ideas to make it theft-proof? Car theft is a perennial problem that everybody worries about. In 1991, the ...

Begin by connecting pin 85 of the relay to a clean ground point on the vehicle chassis or the negative terminal of the battery. Then connect pin 86 to the ignition switch wire — this is the wire that ...