If the TSB has not been generated, you must follow the specific troubleshooting steps for this code to pinpoint the exact source of the fault that the PCM detects in order to put the engine into failsafe or fail-safe mode. If other codes are found, you should check the TSB associated with the specific vehicle and that code. This code is informational and in most cases the function of this code is to alert the driver that the PCM has initiated a failover due to a fault or failure in a system that is not directly connected to the throttle control actuator. The second step for this code is to complete a PCM scan to determine other trouble codes. In some cases, this can save you a lot of time in the long run by pointing you in the right direction. The first step in troubleshooting any problem is to review the vehicle-specific Technical Service Bulletins (TSBs) by year, model, and powerplant. Replacing or Cleaning the Throttle Control Motor What does OBD-II fault code P2176 mean OBD-II Code P2176 is defined as a Throttle Actuator Control System - Idle Position not Learned The electronic throttle control system (ETCS) controls the throttle valve opening. Web engine performance 2.0l vin p 2.0l vin p, engine performance wiring diagram (1 of 4) 2.0l vin p, engine performance wiring diagram (2 of 4) 2.0l.Some diagnostic work is needed to determine the correct route toward a proper repair. in and test drove ran perfect but I pulled codes p1516,p2176,p2119,p2431. Faulty throttle position sensor or related wiring and connectors Code P0121 has many potential causesand many potential fixes. P0366 Code Chevy Malibu 2008 Chevrolet Equinox 51,500 mi, What is U0073 Chevy.Install any remaining components that were removed during this procedure. Tighten: Tighten the fasteners to 10 Nm (89 lb in). If DTC P1516, P2101 and/or P2176 are not set, proceed to Step 28. P1682 is a diagnostic trouble code that indicates that your Cadillac DTSs ignition switch is. and/or P2176 set If DTC P1516, P2101 and/or P2176 are set, replace the throttle body. Faulty throttle body motor or wiring and connectors associated with it Search: Chevy Cobalt Camshaft Position Sensor Problems.Large deposits on the throttle valve opening. Defective manifold absolute pressure (MAP) sensor.CAUSE: Terminal 51 at X3 Connector of Under Hood Fuse Block loose terminal tension with arcing corrosion on terminal 51 on fuse block. Poor throttle response or no throttle response CONDITION: Customers may comment of intermittent Service Engine Soon light on with Reduced Engine Power and/or engine stall with P0689 and/or P1682 stored in history.
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