What is the idle motor on a Mustang?
What this series of articles is aimed at is how to fix the most common idle problems found in the Mustang. The fuel injected Mustang uses a small motor/valve assembly that allows a specific amount of air to enter the engine to control it’s idle. This valve is comonly called the idle motor, the IAC (idle air control) or the IAB (Idle air bypass).
How can I tell if my Mustang has a cylinder misfire?
If it is, that would allow you to get some codes from a code reader, and that would tell you if you have a cylinder misfire : ie: a faulty sparkplug and or coil.
How does the fuel injected Mustang engine work?
The fuel injected Mustang uses a small motor/valve assembly that allows a specific amount of air to enter the engine to control it’s idle. This valve is comonly called the idle motor, the IAC (idle air control) or the IAB (Idle air bypass). When your car is new the IAC works remarkably well.
How can I tell if IAC is bad in my Mustang?
If your car does not have cats in the exhaust it will seem like the IAC is bad but may not be. Oh check if each COIL has sparks. You can do that just by taking it of the plug one at a time turn the car on and you will here that spark.
What this series of articles is aimed at is how to fix the most common idle problems found in the Mustang. The fuel injected Mustang uses a small motor/valve assembly that allows a specific amount of air to enter the engine to control it’s idle. This valve is comonly called the idle motor, the IAC (idle air control) or the IAB (Idle air bypass).
The fuel injected Mustang uses a small motor/valve assembly that allows a specific amount of air to enter the engine to control it’s idle. This valve is comonly called the idle motor, the IAC (idle air control) or the IAB (Idle air bypass). When your car is new the IAC works remarkably well.
Why is my IAC valve not working on my Mustang?
The problem arises when the car gets some miles on it (usually 75K+) and carbon fouling takes its toll. What happens is dirt, excess air filter oil, and most notably carbon gunks up the IAC valve and doesn’t allow it to either open or close properly.
How to perform Ford idle relearn you MPT performance?
Turn the air conditioning on and allow the engine to idle for at least one minute. Release the parking brake. With your foot on the brake pedal and the A/C still on, put the vehicle in “D” (Drive) and allow the engine to idle for at least one minute. Drive the vehicle to complete the relearning process.