BMW DTC U1189 – Message Monitoring DSC Data Group 2 Alive Check
DTC U1189 meaning on BMW
The DTC U1189 code on a BMW refers to the Message Monitoring DSC Data Group 2 Alive Check. This diagnostic trouble code indicates an issue with the communication system related to the Dynamic Stability Control (DSC) module on the vehicle.
BMW DTC U1189 symptoms
Symptoms of the BMW DTC U1189 code may include:
- Warning lights illuminated on the dashboard
- ABS or DSC system malfunctions
- Loss of stability control
BMW DTC U1189 causes
Common causes of the BMW DTC U1189 code include:
- Faulty DSC module
- Wiring or connection issues
- Communication bus problems
BMW DTC U1189 seriousness
The DTC U1189 code should be addressed promptly as it can affect the proper functioning of the vehicle’s stability control system. Ignoring this issue may compromise the safety and handling of the BMW.
How to diagnose DTC U1189 on BMW
To diagnose the DTC U1189 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 DSC module
- Check for any visible signs of damage or corrosion
- Perform a communication system test to identify any faults
How to fix DTC U1189 on BMW
To fix the DTC U1189 code on a BMW, the following steps may be taken:
- Repair or replace any damaged wiring or connections
- Reset the DSC module and clear the fault codes
- If necessary, replace the DSC module with a new or refurbished unit
How to erase DTC U1189 on BMW
To erase the DTC U1189 code on a BMW, a mechanic can use a diagnostic scanner to clear the fault codes stored in the vehicle’s system. Once the issue has been addressed and fixed, the code can be reset to ensure that the warning lights are no longer illuminated.
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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