P2797 - Auxiliary Transmission Fluid Pump Performance

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Auxiliary Transmission Fluid Pump
  • Auxiliary Transmission Fluid Pump harness is open or shorted
  • Auxiliary Transmission Fluid Pump circuit poor electrical connection

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P2797 Description

The power inverter module, often referred to as the drive motor generator power inverter module contains three motor control modules and the hybrid powertrain control module. Two of the motor control modules operate their respective drive motor generator based upon power inverter module commands. The third motor control module controls the auxiliary transmission fluid pump motor. The hybrid powertrain control module and the motor control modules share the power inverter module ignition voltage circuit, battery voltage circuits and chassis earth.
OBDII Code P2797 - Auxiliary Transmission Fluid Pump Performance - AutoCodes.com

P2797 Information for specific makes

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