intake manifold runner controls are stuck open.They are controlled by vacuum solenoids.The P0171 is bank one of the engine is running lean,usually caused by a vacuum leak, P0420 is catalytic converter
...Intake Manifold for leaks with an old spray bottle full of water. Have the engine running and spray all of your seams and if the engine RPM changes or the stalls then you have found a ...
...replace a intake plenum gasket remove and replace Well basically, you remove the intake plenum and replace the gasket and reinstall the plenum. Here are the steps:1. Disconnect the negative battery ...
...intake manifold runner control bank 1 stuck open p1538 intake manifold runner control bank 2 stuck open Your engine has IMRC (intake manifold runner controls) that are supposed to stay closed under ...
Question about 1997 Explorer AWD
...replace one of 2 sensors. The second sensor operates the dash gauge or light. Air leak- The side having a rich mix is compensating for excess air entering the engine on that bank of cylinders. With ...
Question about 2004 Freestar
intake manifold leaks, and stuck Intake manifold runners on 1 side of the engine. For the Manifold runners, these work like a gating system. Some Intake manifolds have 2 chambers, a low and high flow.
...Also clean any soot on the head intake runners. And replace intake gasket. Be sure to remove all sensors from the intake before you clean it. Use rags that won't leave lint behind and intake
...Intake Manifold Runner Position Sensor Switch Circuit Low Bank 1 P2014 - Intake Manifold Runner Position Sensor/Switch Circuit (Bank 1) The IMRC system is monitored for failure during continuous or ...
Question about 2004 Explorer
replace the throttle position sensor and still the same issue There are a number of things which can cause this problem. Some should activate a "check engine" light. There can be a part called an idle
...Intake Manifold Runner Position Sensor / Switch Circuit ... https://www.obd-codes.com > p2017 This code is mostly concerned about the value provided by the intake manifold flow control valve/position ...
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