Auto Repair

  1. Home
  2. Autos
  3. Auto Repair
IDLE AIR CONTROL VALVE (IAC)

Definition: An electrically-operated valve which allows air to bypass the throttle plate in a fuel injected engine to regulate engine idle speed.

<Back to Last Page> <Full Glossary>

© 2000 - 2002 Vincent T. Ciulla

About.com Special Features

How to Inspect a Used Car

Stay safe and save time by following these tips before driving a used car. More >

Best Cars 2009

Top picks for new and redesigned cars in 2009. More >

Auto Repair

  1. Home
  2. Autos
  3. Auto Repair