See also:

Engine immobilizer system
The vehicle’s keys have built-in transponder chips that prevent the engine from starting if the key has not been previously registered in the vehicle’s on-board computer. Never leave the keys ...

Pre-collision seat belts (front seats of vehicles with pre-collision system)
If the pre-collision sensor detects that a collision is unavoidable, the pre- collision system will retract the seat belt, thus enhancing the effectiveness of the seat belt pretensioner in a crash ...

LDA (Lane Departure Alert)
While driving on a freeway or motor highway that has lane markers, this system recognizes the lanes using a camera as a sensor to alert the driver when the vehicle deviates from its lane. If the ...