The ignition system’s job is to ignite the air-fuel mixture in a gasoline engine. In addition to the spark plugs that spark in the combustion chambers, the ignition system consists of an ...

Most drivers think of the ignition switch as ... turn to the Off position when a car hits a bump or pothole, disabling the power-steering, air bags and other systems. That’s what led to General ...

allowing you to enter the car without inserting a key or hitting a button on the fob. The newest systems take entry and ignition a step further. Smartphone apps use Bluetooth and near-field ...