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.

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Idle

An engine is said to "idle" when it's not doing "work," but rather is merely running with no throttle input at all.



See Also:
Crankshaft Pulley
RPM
Backfire
Crankcase
Accelerator
Camshaft Sensor
Sending Unit
Tachometer

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