P2797 – BMW DTC

BMW DTC P2797 – Electric/Auxiliary Transmission Fluid Pump ‘A’ Performance/Stuck Off

DTC P2797 meaning on BMW

The Diagnostic Trouble Code (DTC) P2797 for BMW refers to the Electric/Auxiliary Transmission Fluid Pump ‘A’ Performance/Stuck Off. This code indicates an issue with the performance or operation of the electric or auxiliary transmission fluid pump in the vehicle.

BMW DTC P2797 symptoms

Symptoms of DTC P2797 on a BMW may include:

  • Transmission shifting issues
  • Transmission overheating
  • Reduced fuel efficiency
  • Check Engine Light illuminated on the dashboard

BMW DTC P2797 causes

Common causes of DTC P2797 on a BMW include:

  • Malfunctioning electric or auxiliary transmission fluid pump
  • Electrical wiring issues
  • Low transmission fluid level
  • Internal transmission problems

BMW DTC P2797 seriousness

Ignoring DTC P2797 on a BMW can lead to further transmission damage and potential safety hazards. It is important to address this issue promptly to prevent more severe problems and costly repairs in the future.

How to diagnose DTC P2797 on BMW

To diagnose DTC P2797 on a BMW, a mechanic may perform the following steps:

  • Use a diagnostic scanner to retrieve the fault code
  • Inspect the electric or auxiliary transmission fluid pump for proper operation
  • Check the transmission fluid level and condition
  • Inspect the electrical connections and wiring related to the pump

How to fix DTC P2797 on BMW

To fix DTC P2797 on a BMW, the following steps may be taken:

  • Replace the electric or auxiliary transmission fluid pump if it is found to be faulty
  • Repair any damaged wiring or electrical connections
  • Ensure the transmission fluid level is correct and top up if necessary
  • Clear the fault code and reset the Check Engine Light

How to erase DTC P2797 on BMW

To erase DTC P2797 on a BMW, a diagnostic scanner can be used to clear the fault code from the vehicle’s computer system. Once the issue has been addressed and fixed, the code can be cleared to reset the Check Engine Light.

Recommended tools & DTC Scanners for BMW

Best Diagnostic App for modern BMWs: BimmerLink

Recommended Bluetooth adapter for Bimmerlink: OBDLink CX

Cable adapter for Bimmerlink: Enet Cable USB Type C

For older BMWs we recommend: Autel AutoLink AL319 (2024 version)

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

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