U111C – BMW DTC

BMW DTC U111C – Lost Communication With Mileage/Range

DTC U111C meaning on BMW

The DTC U111C code on a BMW indicates a communication error with the Mileage/Range module. This means that the vehicle’s onboard computer system is unable to establish a proper connection with the module responsible for tracking mileage and range information.

BMW DTC U111C symptoms

Symptoms of the DTC U111C code on a BMW may include:

• Check Engine Light (CEL) illuminated on the dashboard
• Inaccurate or fluctuating mileage readings
• Issues with the fuel gauge or range estimation
• Loss of communication with the mileage/range module

BMW DTC U111C causes

The DTC U111C code on a BMW can be caused by various factors, including:

• Faulty wiring or connections between the Mileage/Range module and the vehicle’s computer system
• Defective Mileage/Range module
• Software glitches or communication errors within the vehicle’s network

BMW DTC U111C seriousness

While the DTC U111C code may not directly affect the drivability of the vehicle, it is still important to address the issue promptly. Ignoring communication errors within the vehicle’s systems can lead to further complications and potential malfunctions in the future.

How to diagnose DTC U111C on BMW

To diagnose the DTC U111C code on a BMW, a mechanic would typically perform the following steps:

1. Use a diagnostic scanner to retrieve the specific fault codes stored in the vehicle’s computer system
2. Inspect the wiring and connections related to the Mileage/Range module for any signs of damage or corrosion
3. Check the functionality of the Mileage/Range module itself to determine if it is operating correctly
4. Perform a network communication test to identify any issues within the vehicle’s communication system

How to fix DTC U111C on BMW

Fixing the DTC U111C code on a BMW may involve the following steps:

1. Repair or replace any damaged wiring or connections related to the Mileage/Range module
2. Replace the faulty Mileage/Range module if necessary
3. Update the vehicle’s software to address any communication errors or glitches
4. Clear the fault codes stored in the vehicle’s computer system

How to erase DTC U111C on BMW

To erase the DTC U111C code on a BMW, a mechanic can use a diagnostic scanner to clear the fault codes stored in the vehicle’s computer system. Once the underlying issue has been addressed and fixed, the code can be erased to reset the Check Engine Light and ensure that the problem 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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