U1860 – BMW DTC

BMW DTC U1860 – Transfer Case Control Module Lost Communication With Brake System Control Module ‘A’

DTC U1860 meaning on BMW

DTC U1860 on a BMW indicates that there is a communication error between the Transfer Case Control Module and the Brake System Control Module ‘A’. This means that the two modules are not able to exchange information properly, which can lead to various issues in the vehicle’s operation.

BMW DTC U1860 symptoms

Symptoms of DTC U1860 on a BMW may include:

• Warning lights on the dashboard
• Problems with the transfer case operation
• Issues with the braking system
• Reduced vehicle performance

BMW DTC U1860 causes

The possible causes of DTC U1860 on a BMW include:

• Faulty wiring or connectors
• Defective Transfer Case Control Module
• Malfunctioning Brake System Control Module ‘A’
• Communication network issues

BMW DTC U1860 seriousness

DTC U1860 is a serious issue as it can affect the proper functioning of both the transfer case and the braking system in the vehicle. Ignoring this fault can lead to safety hazards and further damage to the vehicle components.

How to diagnose DTC U1860 on BMW

To diagnose DTC U1860 on a BMW, you can follow these steps:

1. Use a diagnostic scanner to retrieve the fault codes
2. Inspect the wiring and connectors for any damage or corrosion
3. Check the Transfer Case Control Module and Brake System Control Module for proper operation
4. Perform a communication test between the modules

How to fix DTC U1860 on BMW

To fix DTC U1860 on a BMW, you can try the following solutions:

1. Repair or replace any damaged wiring or connectors
2. Replace the faulty Transfer Case Control Module or Brake System Control Module ‘A’
3. Address any communication network issues
4. Clear the fault codes and perform a test drive to ensure the issue is resolved

How to erase DTC U1860 on BMW

To erase DTC U1860 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the system. After clearing the codes, it is recommended to perform a test drive to verify that the issue has been resolved.