![]() 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. Cobalt chevrolet 2004 coupe pontiac g5 chevy interior 2006 problems fuel common diagram specs shifter assembly. 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. 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. Without Scan Tool-Learn Important: Do NOT perform the Without Scan Tool-Learn procedure if DTCs are set. The second step for this code is to complete a PCM scan to determine other trouble codes. Save Like repairman54 3 Throttle body learn without scan tool. 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.I have a 2006 Chevy cobalt and there was a recall to replace the electric. If you dont have acess to a OBD-II scanner to check your 'check engine light' most of your local auto parts will scan your system for FREE. Faulty throttle position sensor or related wiring and connectors Ecotch 4 cylnder, Engine code engine poor reduced performance code P2176.Below is a full list of GM OBD-II Diagnostic Trouble Codes.Chevrolet Cobalt P2176 Possible Solution : Disconnected, dirty or fouled. Faulty throttle body motor or wiring and connectors associated with it Evap purge solenoid install 2006 chevy equinox check engine code P0455, P0171. ![]() When code P0121 is triggered, your ECM will go into failsafe mode. ![]() ![]()
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