BMW DTC U180C – Brake System Control Module High Speed CAN Communication Bus Off
DTC U180C meaning on BMW
The DTC U180C code on a BMW indicates a fault with the Brake System Control Module High Speed CAN Communication Bus being offline. This means that there is a communication issue between the brake system control module and other modules in the vehicle through the high-speed Controller Area Network (CAN) bus.
BMW DTC U180C symptoms
Symptoms of the DTC U180C code on a BMW may include:
- ABS warning light illuminated on the dashboard
- Brake system malfunction warning message
- Loss of communication with other vehicle systems
BMW DTC U180C causes
Common causes of the DTC U180C code on a BMW include:
- Faulty brake system control module
- Wiring or connection issues in the high-speed CAN communication bus
- Interference from other electronic components
BMW DTC U180C seriousness
The DTC U180C code should be addressed promptly as it can affect the proper functioning of the brake system and other related safety systems in the vehicle. Ignoring this issue may lead to potential safety hazards while driving.
How to diagnose DTC U180C on BMW
To diagnose the DTC U180C code on a BMW, a mechanic would typically perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s system
- Inspect the wiring and connections related to the brake system control module and the high-speed CAN bus
- Check for any other related fault codes or issues in the vehicle’s systems
How to fix DTC U180C on BMW
To fix the DTC U180C code on a BMW, the following steps may be taken:
- Repair or replace any faulty wiring or connections in the high-speed CAN communication bus
- Inspect and, if necessary, replace the brake system control module
- Clear the fault codes and perform a test drive to ensure the issue has been resolved
How to erase DTC U180C on BMW
To erase the DTC U180C code on a BMW, a diagnostic scanner can be used to clear the fault codes stored in the vehicle’s system. After the repair has been completed, the mechanic can perform this step to reset the system and ensure 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
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