[SOLVED] P2797 Code: Fixing Auxiliary Transmission Fluid Pump Performance

The P2797 fault code in automobiles indicates a problem with the Auxiliary Transmission Fluid Pump. The most common symptom is the illumination of the Engine Light or Service Engine Soon Warning Light.

The cause of this fault code could be a faulty pump, an open or shorted harness, or a poor electrical connection.

It is important to address this issue promptly as it can lead to transmission failure.

The repair process involves visually inspecting the wiring harness and connectors for any damage or corrosion. The repair time for this fault code is estimated to be around 1.0 hour.

To interpret the fault code, one needs to check the possible causes listed above and inspect the related components.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

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If you notice the Engine Light ON (or Service Engine Soon Warning Light), it could be due to the p2797 fault code.

Here are the symptoms to look out for:

  • The P2797 fault code in automobiles can cause several symptoms, including the engine light turning on or the service engine soon warning light appearing.
  • Other symptoms may include issues with the transmission, such as difficulty shifting gears or the transmission slipping.
  • The vehicle may also experience reduced fuel efficiency, stalling, or hesitation during acceleration.
  • Additionally, the car may emit unusual noises or vibrations, and the driver may notice a burning smell or smoke coming from the engine.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle.

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The automobile fault code P2797 can be caused by a faulty pump, open or shorted harness, or poor electrical connection.

  • The automobile fault code P2797 can be caused by a faulty auxiliary transmission fluid pump.
  • It can also be caused by an open or shorted auxiliary transmission fluid pump harness.
  • Additionally, a poor electrical connection in the auxiliary transmission fluid pump circuit can also trigger this fault code.

Below are the possible fixes for the automobile fault code: p2797, including inspecting wiring harness, connectors, and damaged components.

  • To fix the automobile fault code P2797, you need to check the possible causes listed above.
  • Inspect the wiring harness and connectors visually.
  • Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The automobile fault code P2797 can be diagnosed and fixed within an estimated repair time of 1.0 hour. The cost of repair is influenced by the hourly rate charged by the auto repair shop, which typically ranges between $75 and $150 per hour.

Therefore, the total cost of diagnosis and fixing the P2797 fault code will depend on the hourly rate charged by the auto repair shop and the estimated repair time required to fix the issue.

The P2797 code refers to the auxiliary transmission fluid pump performance.

The 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.

What are the possible causes of the P2797 automobile fault code?

If your engine light is on and you’re seeing the P2797 fault code, it could be due to a faulty Auxiliary Transmission Fluid Pump, an open or shorted Auxiliary Transmission Fluid Pump harness, or a poor electrical connection in the Auxiliary Transmission Fluid Pump circuit. To fix this issue, you should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

How can one visually inspect the related wiring harness and connectors to fix the P2797 fault code?

If you’re experiencing the P2797 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, you may have a faulty Auxiliary Transmission Fluid Pump or an open or shorted Auxiliary Transmission Fluid Pump harness. To fix this issue, you should visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. This will help you identify any poor electrical connections and get your vehicle back on track.

What are the consequences of ignoring the P2797 fault code?

Ignoring the P2797 fault code, which indicates a faulty Auxiliary Transmission Fluid Pump or related wiring issues, can lead to serious consequences. The engine light or service engine soon warning light will remain on, indicating a problem that needs attention. Ignoring this issue can cause damage to the transmission system, leading to costly repairs. It is important to visually inspect the wiring harness and connectors and check for damaged components to avoid further damage.

p2797 error fault code explained

If your engine light is on, it could be due to a faulty auxiliary transmission fluid pump, an open or shorted harness, or poor electrical connection.

Visually inspect the wiring harness and connectors for damage and check for broken, bent, pushed out, or corroded connector pins to fix the issue.

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