U050C – BMW DTC

BMW DTC U050C – Invalid Data Received From ‘Door Control Module H’

DTC U050C meaning on BMW

The DTC U050C code on a BMW indicates that the Engine Control Module (ECM) has detected invalid data from the ‘Door Control Module H’. This means that there is a communication error between the ECM and the specific door control module, leading to unreliable or incorrect data being received.

BMW DTC U050C symptoms

Symptoms of the DTC U050C code on a BMW may include:

  • Malfunctioning power windows or door locks
  • Interior lights not working properly
  • Issues with central locking system
  • Warning lights on the dashboard

BMW DTC U050C causes

The common causes of the DTC U050C code on a BMW are:

  • Faulty wiring or connectors between the ECM and the door control module
  • Defective door control module
  • Software issues in the door control module
  • ECM software glitches

BMW DTC U050C seriousness

While the DTC U050C code may not directly affect the drivability of the vehicle, it can lead to inconvenience and potential safety issues if critical functions like power windows or door locks are affected. It is recommended to address this issue promptly to ensure proper functioning of the vehicle’s systems.

How to diagnose DTC U050C on BMW

To diagnose the DTC U050C code on a BMW, you can follow these steps:

  1. Use a diagnostic scanner to retrieve the specific details of the code
  2. Inspect the wiring and connectors between the ECM and the door control module for any damage or loose connections
  3. Check the door control module for any signs of malfunction or software issues
  4. Perform a communication test between the ECM and the door control module

How to fix DTC U050C on BMW

To fix the DTC U050C code on a BMW, you can try the following solutions:

  1. Repair or replace any damaged wiring or connectors between the ECM and the door control module
  2. Replace the faulty door control module if necessary
  3. Update the software in the door control module and ECM to the latest versions
  4. Clear the DTC U050C code and perform a test drive to ensure the issue is resolved

How to erase DTC U050C on BMW

To erase the DTC U050C code on a BMW, you can use a diagnostic scanner to clear the code from the ECM’s memory. After clearing the code, it is recommended to perform a test drive to confirm that the issue has been resolved successfully.

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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