BMW DTC U11A0 – Lost Communication With Transmission Data via FA-CAN
DTC U11A0 meaning on BMW
The DTC U11A0 code on a BMW indicates a communication error between the transmission control module and other modules on the FA-CAN (FlexRay-CAN) network. This error specifically points to a loss of communication with transmission data, which can lead to various transmission-related issues.
BMW DTC U11A0 symptoms
Symptoms of the DTC U11A0 code on a BMW may include:
- Transmission shifting problems
- Reduced performance
- Warning lights on the dashboard
- Vehicle going into limp mode
BMW DTC U11A0 causes
Common causes of the DTC U11A0 code on a BMW include:
- Faulty transmission control module
- Wiring or connection issues in the FA-CAN network
- Interference from other electronic components
BMW DTC U11A0 seriousness
The DTC U11A0 code should be addressed promptly as it can lead to transmission malfunctions and potentially unsafe driving conditions. Ignoring this code may result in further damage to the transmission system.
How to diagnose DTC U11A0 on BMW
To diagnose the DTC U11A0 code on a BMW, a mechanic may perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes
- Inspect the FA-CAN network for wiring issues or loose connections
- Check the transmission control module for faults
- Perform a communication test between modules on the network
How to fix DTC U11A0 on BMW
To fix the DTC U11A0 code on a BMW, the following steps may be taken:
- Repair any wiring or connection issues in the FA-CAN network
- Replace the transmission control module if faulty
- Clear the fault codes and perform a test drive to ensure the issue is resolved
How to erase DTC U11A0 on BMW
To erase the DTC U11A0 code on a BMW, a diagnostic scanner can be used to clear the fault codes stored in the vehicle’s system. After clearing the code, it is recommended to perform a test drive to verify that 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.