Signs and Symptoms of a Bad Idle Air Control Sensor?

Answer Connected to the engine's primary air intake valve (the Throttle Body, or TB), the Idle Air Control (IAC) valve is responsible for making minor adjustments to engine airflow. While the IAC valve's ... Read More »

Top Q&A For: Signs and Symptoms of a Bad Idle Air Control Se...

Signs of a Bad Idle Air Control Valve?

An idle air control valve, also called an IAC valve, is found in every vehicle and is located inside of the throttle body. When a car idles at a red light or while parked, the idle air control valv... Read More »

Is My Idle Air Control Sensor Bad?

The idle air control sensor or valve on an automobile controls the idle speed of the motor. It is also called an idle speed control, automatic idle speed motor and idle speed control solenoid. The ... Read More »

Idle Air Control Symptoms?

There are a variety of sensors and valves that work together to help control the combustion and ignition process for automobile engines. When any one of these components fail to work properly, comm... Read More »

How to Test an Idle Air Control Sensor?

The idle air control valve, also simply known as the IAC valve, acts just like an idle air screw used to work on older vehicles. However, unlike the adjuster screw, the IAC is constantly making sma... Read More »