Glossary of Auto Terms

DriverSide's Car Dictionary has the most comprehensive definitions of automotive terms. This auto glossary can help you decipher what your mechanic is fixing and what the purpose or function of the particular auto part or accessory is for. We have taken the mystery out of automotive service jargon, so that you don't have to.

Back

MAP Sensor

A sensor that detects the load an engine is under. It sends its reading/signal to the engine's computer so that it can properly calculate how much fuel needs to be injected.



See Also:
Resistance
Coil
Ignition Coil
Mass Airflow Sensor
Battery Terminals
Solenoid
Rotor
Resistor

Diagnose Your Car's Problem

Engine won't start? Weird sound? Strange smoke? Got something going on with your car but not sure what it is? The easy to use DriverSide Diagnostic Tool is here to help you figure it out.



Enter Zip: