BMW DTC P2796 – Electric/Auxiliary Transmission Fluid Pump Control Circuit/Open
DTC P2796 meaning on BMW
DTC P2796 on a BMW indicates an issue with the Electric/Auxiliary Transmission Fluid Pump Control Circuit being open. This means that there is a malfunction in the circuit that controls the electric or auxiliary transmission fluid pump, leading to potential transmission fluid flow problems.
BMW DTC P2796 symptoms
Symptoms of DTC P2796 on a BMW may include:
- Transmission slipping
- Harsh shifting
- Transmission overheating
- Transmission fluid leaks
- Reduced fuel efficiency
BMW DTC P2796 causes
Common causes of DTC P2796 on a BMW include:
- Faulty electric or auxiliary transmission fluid pump
- Open or short circuit in the control wiring
- Defective transmission fluid pump control module
- Low transmission fluid level
BMW DTC P2796 seriousness
Ignoring DTC P2796 on a BMW can lead to serious transmission issues, potentially causing further damage to the transmission system. It is important to address this fault promptly to prevent costly repairs in the future.
How to diagnose DTC P2796 on BMW
To diagnose DTC P2796 on a BMW, a mechanic can perform the following steps:
- Use a diagnostic scanner to retrieve the fault code
- Inspect the electric or auxiliary transmission fluid pump for any visible damage
- Check the control circuit wiring for continuity and shorts
- Test the transmission fluid pump control module for proper operation
- Verify the transmission fluid level is within the recommended range
How to fix DTC P2796 on BMW
To fix DTC P2796 on a BMW, the following steps can be taken:
- Replace the faulty electric or auxiliary transmission fluid pump
- Repair any open or short circuits in the control wiring
- Replace the defective transmission fluid pump control module
- Top up the transmission fluid to the correct level
- Clear the fault code and test drive the vehicle to ensure the issue is resolved
How to erase DTC P2796 on BMW
To erase DTC P2796 on a BMW, the fault code can be cleared using a diagnostic scanner. After performing the necessary repairs and confirming that the issue has been resolved, the fault code can be cleared to reset the vehicle’s system and turn off 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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