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Guide To P0C2A OBD Error Code Solutions

OBD Code P0C2A - Auxiliary Transmission Fluid Pump Motor Stalled

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The trouble code P0C2A can be defined as Auxiliary Transmission Fluid Pump Motor Stalling Issue. The motor control module is a part of the drive motor generator power inverter control module and the electric motor is controlled by it. Whenever the fluid pump motor is not working properly and the control module detects this, the P0C2A fault code starts flashing up

Learn More About OBD Error Code P0C2A

It is always good to learn more! That is the reason why we are here to help you out in gaining more knowledge about the P0C2A error code. The auxiliary transmission fluid pump is being monitored by the engine control module. This trouble code would be set by the ECM when the auxiliary transmission fluid pump would not be as per the specifications set by the manufacturer. The engine control module, powertrain control module or the transmission control module monitors this circuit depending upon the particular automobile.


What causes this problem with the Auxiliary Transmission Fluid Pump Motor Stalled?


  • Some flaws in the auxiliary transmission fluid auxiliary pump
  • Auxiliary transmission fluid pump harness might be opened or sometimes shorted
  • Auxiliary transmission fluid pump circuit might have inadequate electrical connection

Replace/Repair These Parts To Fix OBD Code P0C2A

  1. Transmission Fluid Pump Harness - Faulty pump harness can affect the performance directly and can cause erratic pump behaviour with harsh shifts. Thus replace faulty harness now!
  2. Engine Control Module - There can be some engine performance issues due to faulty engine control module. If the ECM fails or has any problems it can lead to performance issues with the vehicle like misfires, hesitation, loss of power, and sometimes even decreased fuel economy.
  3. Powertrain Control Module - PCM stands for powertrain control module. It is a car part, a control unit which is utilized on motor vehicles. It is generally a combined control unit, consisting of the engine control unit (ECU) and the transmission control unit (TCU).
  4. Electronic Control Unit - If your automobile's check engine light remains on constantly, and never goes off, there's a good chance that your vehicle has a damaged electronic control unit. There are a lot of reasons why a car's check engine light will remain on. The most common reason is a defective ECU.
  5. Diagnostic Tools - It is always advisable to use correct tools and equipment while resolving any OBD code issue as even small mistakes can lead to wrong diagnosis. Thus, always take help from a professional who has the knowledge and experience to such tools in efficient manner. Buy new quality diagnostic tools from us today!
  6. Transmission Fluid Pump - If the transmission fluid pump fails, the fluid of the pump will not be able to circulate in the transmission and the driver may smell the fuel burning. Thus it might need immediate replacement.

Symptoms Of OBD Error Code P0C2A

Interested in knowing the symptoms to obd code P0C2A? If yes, then you have arrived at the right place. We at Parts Avatar have listed out few common symptoms associated with Auxiliary Transmission Fluid Pump Motor Stalled.


Common Symptoms


  • The service engine soon light can start lighting up
  • Vehicle not running and stalling

How To Correct P0C2A Auxiliary Transmission Fluid Pump Motor Stalled

Have a look at some ways with which you can correct the P0C2A code:


  • Make sure to mend the faulty auxiliary transmission fluid pump circuit
  • It is essential to restore the flawed auto transmission oil pump
  • Repair or replace the quirky auxiliary transmission fluid pump
  • Rehabilitate the defaults in the PCM/ECM
  • Carefully adjust the faults in the auxiliary transmission fluid pump harness
  • The auto transmission fluid pump should be restored to working order
  • It is necessary to perform proper service of the unsound electronic control unit

There is no need to get strained if your OBD Code is still flashing up as we are here at your service. Have a look at our superior variety of Transmission Fluid Auxiliary Pump, Transmission Fluid Auxiliary Pump Harness, Transmission Control Module, Power Inverter Control Module and many more. Now all your problems would vanish within no time

Easy Diagnosis Of Engine Error OBD Code P0C2A

Here are some steps which you should follow in order to diagnose this fault code:


  • This is a general type of error code which is diagnosed with the help of a scanner.
  • The mechanic will insert a scanner to diagnostic port of the vehicle and recover the codes and freeze frame data.
  • If he happens to find any additional error codes, he has to address them as well.
  • Once it is done, he has to reset the vehicle, and then test drive to see if the error code appears.
  • If the error code does not return, then there can be an erratic condition.
  • Then the mechanic has to check the wires, connectors and other electrical components and quickly replace them if he finds them to be damaged or defective.
  • Check for the damaged hybrid battery and its components for error. It the mechanic finds the fault in the connectors in relation to the battery, replace it immediately.
  • Also check for the particular battery cells emitting high voltages and thus might need battery replacement as well.
  • Check for faulty transmission fluid pump motor that might be causing transmission slippage and harsh shift. Also, the vehicle can stop moving and can go into limp mode. Thus, replacements are in order 
  • Check for harness and connectors in relation to the pump motor, TCM and fluid pump control module and replace as required.
  • Parts or components should not be replaced with reference to only a P0C2A DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.
  • If all the components seems to work perfectly, inspect the PCM for faults and replacement along with reprogramming.

Common Mistakes When Diagnosing The P0C2A Code


  • Non-performance of the auxiliary transmission pump
  • The drive motor generator power inverter control module might not function properly