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Older cars relied on nothing more than a basic air intake that pulled fresh air in through the filter and delivered it to the intake manifold. The role of runners or intake tubes inside the intake manifold is to deliver air to the engine.
It is usually a motorized or vacuum actuated unit attached to the intake.
Intake manifold runner control. Your car has an intake manifold that distributes air into the engines cylinders. Traditional designs have a fixed length and width. But now some vehicles have a variable intake manifold also known as an intake manifold runner control system.
The updated design varies the length of the manifolds runners with the help of an intake manifold. If the indication of a bad intake manifold runner control was a check engine light and an accompanying trouble code clear the engine computer after the job. OBD II scanners have become very affordable so they are accessible to the home mechanic.
The intake manifold runner control is an engine management component that is found on newer intake manifold designs. It is usually a motorized or vacuum actuated unit attached to the intake. Air pressure going into the engine through the runners bounces back off the heads intake valves when they close like a spring.
The pressure waves shoot back up to the end of the runner and come back down. Each of these bounce cycles is known as a harmonic. The intake manifold is the part of the engine that supplies the cylinder head with the mixture of fuel and air.
Essentially this is the part that controls how fuel gets pumped into the part of the engine that combusts fuel to produce power. SPEEDTUN Intake Manifold Runner Control Valve Flow Control Valve Replace 4884549AC 4884549AD Compatible With Dodge Caliber Avenger Journey Jeep Patriot Compass L4 Engine 44 out of 5 stars 24 3899 Standard Motor Products IMRC3 Intake Manifold Runner Control Valve. Replace IMRC dtc P2009.
Intake Runner Control Systems - YouTube. My check engine light came on for the IMRC stuck open P2005. What is the Intake Manifold Runner Control all about.
Your engine needs air in order to combust fuel and varying amounts depending on the speed and driving condition. Older cars relied on nothing more than a basic air intake that pulled fresh air in through the filter and delivered it to the intake manifold. Intake Manifold Runner Control System.
To understand the code more lets discuss the intake manifold runner control IMRC system. Your vehicle has an intake manifold that mounts to the engine. The role of runners or intake tubes inside the intake manifold is to deliver air to the engine.