Video Summary
Key points and findings from the video review:- The idle air control valve is a component of the car’s engine management system. It regulates the amount of air that enters the engine when the throttle is closed.
- The IAC valve controls the idle speed by adjusting the amount of air that flows into the engine.
- The IAC valve can become clogged with debris or carbon buildup over time, causing the engine to idle erratically or stall.
- Resetting the IAC valve can clear any debris or buildup and restore proper function.
- Symptoms of a bad idle air control valve include: engine stalls, erratic idle, poor acceleration, and the check engine light illuminates.
- Check the car manual or consult a mechanic before resetting.
- Steps to reset the IAC valve: Turn off the engine and disconnect the negative battery cable, locate the IAC valve, remove the IAC valve from the throttle body, clean the IAC valve, reinstall the IAC valve, reconnect the negative battery cable and start the engine, allow the engine to idle for a few minutes, test drive the car to ensure the idle speed is stable and that the engine is running smoothly.
- If resetting does not solve the problem, it might be time to replace the IAC valve.
- The average replacement cost ranges from $150 to $300.
- Replacement IAC valves can be purchased for around $50 to $100.
- Resetting an Idle Air Control Valve can help restore proper function and improve engine performance.
