Mon. Aug 15th, 2022

What does idle air control sensor do?

The idle air control (IAC) valve is located on the throttle body of fuel-injected engines, where it works with the vehicle's ECU to electrically regulate airflow to the engine to ensure smooth idling. via

What causes high idle and stalling?

When your car's throttle is malfunctioning, this can cause your car to stall or idle high. Often this is a result of dirt buildup in the air intake. Other times it can be a problem with a cracked intake tube. If the IAC motor's vacuum port is leaking, this can be another cause of high engine idling. via

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