BMW DTC P0955 – Auto Shift Manual Mode Circuit
DTC P0955 meaning on BMW
DTC P0955 on a BMW refers to the Auto Shift Manual Mode Circuit. This diagnostic trouble code indicates that there is an issue with the circuit responsible for controlling the automatic transmission’s manual mode.
BMW DTC P0955 symptoms
Symptoms of DTC P0955 on a BMW may include:
- Difficulty shifting gears manually
- Inability to engage manual mode
- Warning lights on the dashboard
BMW DTC P0955 causes
Common causes of DTC P0955 on a BMW include:
- Faulty wiring or connectors in the auto shift manual mode circuit
- Defective manual mode switch
- Issues with the transmission control module
BMW DTC P0955 seriousness
While DTC P0955 may not always result in immediate drivability issues, it can affect the functionality of the manual mode in the automatic transmission. Ignoring this code may lead to further transmission problems and inconvenience while driving.
How to diagnose DTC P0955 on BMW
To diagnose DTC P0955 on a BMW, you can:
- Use a diagnostic scanner to retrieve the fault codes
- Inspect the wiring and connectors in the auto shift manual mode circuit for any damage or corrosion
- Test the manual mode switch for proper functionality
- Check the transmission control module for any faults
How to fix DTC P0955 on BMW
To fix DTC P0955 on a BMW, you may need to:
- Repair or replace any damaged wiring or connectors in the auto shift manual mode circuit
- Replace the manual mode switch if it is faulty
- Address any issues with the transmission control module
How to erase DTC P0955 on BMW
To erase DTC P0955 on a BMW, you can:
- Use a diagnostic scanner to clear the fault codes
- After fixing the underlying issue, perform a test drive to ensure the code does not return
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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