U3766 Pontiac 6000 OBD Code

OBD/2 U3766 error code description and symptoms.

Intake Manifold Runner Control Malfunction (Stuck Open) The IMRC system is monitored for failure during continuous, key ON engine OFF or key ON engine running self-test. The test fails when the signal on the monitor pin is less than an expected calibrated range at closed throttle. IMRC monitor signal circuit shorted to PWR GND or SIG RTN Damaged IMRC actuator Damaged PCM An IMRCM PID reading approximately near 1 volt at closed throttle may indicate a fault.

One example of this would be when an automatic vehicle in placed in gear. To prevent the added drag from the torque converter and transmission from reducing the idling speed, the PCM will command the idle control valve to allow more air to enter the engine, while at the same time, adjusting the injector pulse width to inject more fuel to suit the increased amount of air. Note that the idle air control valve is closed by the PCM when the throttle plate is opened to prevent excess air from entering the engine.

U3766 Pontiac 6000 Error Code Repair Process :

If your turbo charge relief circuit malfunction check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system U3766 and engine control unit are in charge of monitoring a bunch of different turbo charge relief circuit malfunction, and if they get a reading that's a little out of whack, up pops the check engine light.

Common Causes of Pontiac 6000 U3766 OBD2 Code

A common cause of code U3766 is the failure of Turbo Charge Relief Circuit Malfunction, but there are several other possible causes as well, such as ;

1Camshaft Position Sensor circuit poor electrical connection
Damaged ECM
Fuel injectors may be faulty
Faulty Variable Camshaft Timing (VCT) position solenoid

U3766 is a kind of Network Trouble Code

U-code indicates that engine communication errors and shows lost communication with engine parts.U-Codes are fairly straight forward, given all of the articles and technical publications that have been written regarding these problematic codes. In most cases, it just comes down to identifying the module that isn't communicating with the other modules on the CAN bus line for whatever reason.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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U3766 Pontiac 6000 OBD Code

U3766 Pontiac 6000 Error Code Repair Process :

Common Causes of Pontiac 6000 U3766 OBD2 Code

U3766 code for other Pontiac cars