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

Air Aspirator Valve

This is a device that uses a diaphragm to draw air into the exhaust system in order to reduce emissions. Being green just feels good, doesn't it?



See Also:
Idle Speed Screw
EGR
Combustion
Accelerator Pump
Fuel Filter
Intake Manifold
Carbon Canister
Pinging

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: