The entry manifold runner control fails as soon as there is decreased engine performance, the inspect engine light comes on, or the engine misfires.

You are watching: Location of intake manifold runner control


Step 2: find the IMRC. Currently that you understand what her IMRC watch like, v the help of your workshop manual, you can uncover it on your engine.

It might be crucial to eliminate a couple of plastic covers prior to you view it. Often, the bolted straight to the peak of the intake manifold or in ~ one finish or the other. Occasionally it is bolted in a remote location, like the valve cover, and will usage a cable connection to the intake flaps.

Some cars through V6 and V8 engines put it top top the back of the entry manifold up versus the firewall. Also worse, there space some model cars that put it under the manifold and the entire intake manifold needs to be eliminated in stimulate to readjust the part. That project is beyond the scope of this article.


Step 3: Disconnect the IMRC. If friend can, disconnect the vacuum lines and electrical relationships while the IMRC is still bolted down.

It’s just less complicated to manipulate those connections as soon as the maker isn’t flopping approximately loose.

Step 4: replace the IMRC. Remove any type of clips indigenous the linkages and unbolt the IMRC indigenous the engine.

Sometimes the attach will have an S form to the finish that renders it essential to relocate the IMRC around to wiggle the attach out of the actuating arm. Currently that you know the process, installing the brand-new part is pretty straightforward.

Connect the linkages, bolt the down and hook it up. Reinstall any covers or various other parts the you had actually to eliminate to get accessibility to the part.

Part 2 the 2: clear the codes

Material Needed


Step 1: clean the codes. If the clues of a negative intake manifold runner regulate was a check engine light and also an accompanying trouble code, clean the engine computer after the job.

OBD II scanners have actually become very affordable therefore they are available to the home mechanic. Simply plug in the scanner, turn on the crucial without beginning the engine, and also follow the instructions on the screen.

Step 2: Test drive the car. Take it the vehicle out because that a good test drive to evaluate the performance.

See more: A Solution That Contains More Solute Than It Would Normally Hold

If you discover you have one of those cars whereby accessing the IMRC is a major project that requires removal of the intake, or if you merely don’t want to carry out the task yourself, have actually one the’s certified technicians come to your home or company to perform a replacement.