U125C – BMW DTC

BMW DTC U125C – Vehicle Dynamics Control Module Lost Communication With Power Steering Control Module

DTC U125C meaning on BMW

DTC U125C on a BMW refers to a communication error between the Vehicle Dynamics Control Module and the Power Steering Control Module. This error code indicates that the modules are not able to exchange data properly, which can affect the vehicle’s stability and steering control.

BMW DTC U125C symptoms

Symptoms of DTC U125C on a BMW may include:

• Loss of power steering assistance
• Stability control warning light on the dashboard
• Steering wheel feeling heavier than usual
• Unusual steering behavior

BMW DTC U125C causes

The common causes of DTC U125C on a BMW include:

• Faulty wiring or connectors between the Vehicle Dynamics Control Module and the Power Steering Control Module
• Defective Vehicle Dynamics Control Module or Power Steering Control Module
• Software issues in either module

BMW DTC U125C seriousness

DTC U125C is a serious issue as it can affect the vehicle’s stability and steering control. It is important to address this problem promptly to ensure safe driving conditions.

How to diagnose DTC U125C on BMW

To diagnose DTC U125C on a BMW, you can follow these steps:

1. Use a diagnostic scanner to retrieve the fault codes from the vehicle’s computer
2. Inspect the wiring and connectors between the Vehicle Dynamics Control Module and the Power Steering Control Module for any damage or corrosion
3. Check the power and ground connections to both modules
4. Perform a software update or reprogramming if necessary

How to fix DTC U125C on BMW

To fix DTC U125C on a BMW, you can try the following solutions:

1. Repair or replace any damaged wiring or connectors between the Vehicle Dynamics Control Module and the Power Steering Control Module
2. Replace the faulty Vehicle Dynamics Control Module or Power Steering Control Module
3. Perform a software update or reprogramming on the affected modules

How to erase DTC U125C on BMW

To erase DTC U125C on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s computer. After fixing the underlying issue, you can reset the codes to turn off the warning lights on the dashboard.

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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