BMW DTC P2775 – Upshift Switch Circuit Range/Performance
DTC P2775 meaning on BMW
DTC P2775 on a BMW refers to the Upshift Switch Circuit Range/Performance. This diagnostic trouble code indicates that there is an issue with the upshift switch circuit in the transmission control module. The TCM monitors the upshift switch to ensure proper operation during gear changes.
BMW DTC P2775 symptoms
Symptoms of DTC P2775 on a BMW may include:
- Harsh shifting
- Delayed shifting
- Transmission stuck in a particular gear
- Check Engine Light illuminated
BMW DTC P2775 causes
Common causes of DTC P2775 on a BMW include:
- Faulty upshift switch
- Wiring issues in the upshift switch circuit
- Defective transmission control module
BMW DTC P2775 seriousness
DTC P2775 should be addressed promptly as it can lead to drivability issues and potential damage to the transmission if left unresolved. Ignoring this code may result in further transmission problems and increased repair costs.
How to diagnose DTC P2775 on BMW
To diagnose DTC P2775 on a BMW, follow these steps:
- Use a diagnostic scanner to retrieve the fault codes stored in the TCM.
- Inspect the upshift switch and its wiring for any visible damage or corrosion.
- Test the upshift switch for proper functionality using a multimeter.
- Check the transmission control module for any signs of failure.
How to fix DTC P2775 on BMW
To fix DTC P2775 on a BMW, consider the following:
- Replace the faulty upshift switch if it is found to be defective.
- Repair any damaged wiring in the upshift switch circuit.
- If the transmission control module is faulty, it may need to be replaced or reprogrammed.
How to erase DTC P2775 on BMW
To erase DTC P2775 on a BMW, you can:
- Use a diagnostic scanner to clear the fault codes stored in the TCM.
- After fixing the underlying issue, drive the vehicle to allow the TCM to relearn the new parameters.
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.