BMW DTC U0118 – Lost Communication With Fuel Additive Control Module
DTC U0118 meaning on BMW
DTC U0118 on a BMW indicates a communication error between the vehicle’s engine control module (ECM) and the Fuel Additive Control Module. This error code specifically points to a lost communication with the Fuel Additive Control Module.
BMW DTC U0118 symptoms
Symptoms of DTC U0118 on a BMW may include:
- Check Engine Light (CEL) illuminated on the dashboard
- Reduced engine performance or power
- Issues with the fuel system
- Possible stalling or rough idling
BMW DTC U0118 causes
The potential causes of DTC U0118 on a BMW include:
- Faulty Fuel Additive Control Module
- Wiring or connection issues between the ECM and Fuel Additive Control Module
- Software or programming issues
BMW DTC U0118 seriousness
While DTC U0118 may not always result in immediate drivability issues, it is important to address this code promptly. Ignoring communication errors between critical modules can lead to further complications and potential engine performance issues.
How to diagnose DTC U0118 on BMW
To diagnose DTC U0118 on a BMW, a mechanic may perform the following steps:
- Use a diagnostic scanner to retrieve the specific error code
- Inspect the wiring and connections between the ECM and Fuel Additive Control Module
- Check for any software updates or reprogramming needed
- Test the Fuel Additive Control Module for functionality
How to fix DTC U0118 on BMW
To fix DTC U0118 on a BMW, the following steps may be taken:
- Repair or replace any damaged wiring or connections
- Replace the faulty Fuel Additive Control Module if necessary
- Update software or reprogram modules as needed
- Clear the error code and perform a test drive to ensure the issue is resolved
How to erase DTC U0118 on BMW
To erase DTC U0118 on a BMW, follow these steps:
- Use a diagnostic scanner to clear the error code
- Perform a test drive to ensure the code does not reappear
- If the code persists, further diagnosis and repairs may be necessary