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.



Measured in ohms, and an assessment of a circuit's resistance to "promote" electricity, the resistance of many automotive parts that operate electrically and electronically can help you assess that part's general health. If resistance is too low or too high, it is generally "broken," or otherwise out of specification.

See Also:
PCV Valve
Engine Computer
Ignition Coil
Knock Sensor
MAP Sensor
Battery Terminals

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