A mass air flow sensor is one of the numerous tiny widgets and gewgaws that make up a modern automobile's electronic fuel injection system. In the MAF's case, it tells the car's computer how much air ...

TPMS (Tire Pressure Monitoring System) sensors monitor the air pressure in a vehicle's tires and alert the driver when the pressure drops below a certain level. They are designed to increase road ...

A knock sensor is an engine management component in modern internal combustion engines. It is designed to detect the sound of knocking or pinging in the engine, indicating an engine problem such as ...