BMW DTC P275B – Transmission Fluid Temperature Sensor ‘D’ Circuit Range/Performance
DTC P275B meaning on BMW
DTC P275B refers to the Transmission Fluid Temperature Sensor ‘D’ Circuit Range/Performance. This diagnostic trouble code indicates that there is an issue with the transmission fluid temperature sensor circuit in the BMW vehicle.
BMW DTC P275B symptoms
Symptoms of DTC P275B in a BMW may include:
- Check Engine Light illuminated
- Transmission shifting issues
- Reduced fuel efficiency
- Transmission overheating
BMW DTC P275B causes
Common causes of DTC P275B on a BMW include:
- Faulty transmission fluid temperature sensor
- Wiring or connector issues in the sensor circuit
- Low transmission fluid level
- Internal transmission problems
BMW DTC P275B seriousness
Ignoring DTC P275B in a BMW can lead to potential transmission damage and further issues with the vehicle’s drivability. It is important to address this code promptly to prevent more severe problems.
How to diagnose DTC P275B on BMW
To diagnose DTC P275B on a BMW, a mechanic may perform the following steps:
- Use a diagnostic scanner to retrieve the fault code
- Inspect the transmission fluid temperature sensor and its wiring
- Check the transmission fluid level and condition
- Perform a visual inspection of the transmission for any visible damage
How to fix DTC P275B on BMW
To fix DTC P275B on a BMW, the following steps may be taken:
- Replace the faulty transmission fluid temperature sensor
- Repair any damaged wiring or connectors in the sensor circuit
- Ensure the transmission fluid level is correct and top up if necessary
- Address any internal transmission issues if detected
How to erase DTC P275B on BMW
To erase DTC P275B on a BMW, the fault code can be cleared using a diagnostic scanner. After the necessary repairs have been made, the code can be reset to see if the issue has been resolved.
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
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.