U1179 – BMW DTC

BMW DTC U1179 – Message Monitoring Status EKP (Electrical Fuel Pump) Check Sum Error

DTC U1179 meaning on BMW

The Diagnostic Trouble Code (DTC) U1179 for BMW refers to the Message Monitoring Status EKP (Electrical Fuel Pump) Check Sum Error. This error code indicates that there is a discrepancy in the data checksum related to the electrical fuel pump system in the vehicle.

BMW DTC U1179 symptoms

Symptoms of the BMW DTC U1179 may include:

• Check Engine Light (MIL) illuminated on the dashboard
• Engine may run rough or stall
• Reduced engine performance

BMW DTC U1179 causes

Common causes of the BMW DTC U1179 include:

• Faulty electrical connections related to the fuel pump system
• Issues with the fuel pump control module
• Corrosion or damage to wiring harnesses

BMW DTC U1179 seriousness

The seriousness of the BMW DTC U1179 code lies in the potential impact on the vehicle’s performance and fuel delivery system. Ignoring this error code can lead to engine running issues and potential stalling, which can compromise safety and drivability.

How to diagnose DTC U1179 on BMW

To diagnose the DTC U1179 on a BMW, follow these steps:

1. Use a diagnostic scanner to retrieve the fault codes
2. Inspect the electrical connections related to the fuel pump system
3. Check for any visible damage or corrosion in the wiring harnesses
4. Test the fuel pump control module for proper functionality

How to fix DTC U1179 on BMW

To fix the DTC U1179 on a BMW, you can:

1. Repair or replace any faulty electrical connections
2. Address any issues with the fuel pump control module
3. Repair or replace damaged wiring harnesses
4. Clear the fault codes and reset the Check Engine Light

How to erase DTC U1179 on BMW

To erase the DTC U1179 on a BMW, you can:

1. Use a diagnostic scanner to clear the fault codes
2. Ensure that the underlying issue causing the fault code has been addressed
3. Perform a test drive to confirm that the issue 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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