BMW DTC P0626 – Generator Field/F Terminal Circuit High
DTC P0626 meaning on BMW
The Diagnostic Trouble Code (DTC) P0626 for BMW refers to an issue with the Generator Field/F Terminal Circuit being detected as high. This code indicates that there is a problem with the electrical circuit that controls the generator field or the F terminal in the vehicle’s charging system.
BMW DTC P0626 symptoms
Symptoms of DTC P0626 on a BMW may include:
- Check Engine Light illuminated on the dashboard
- Issues with the vehicle’s charging system
- Battery not charging properly
- Electrical system malfunctions
BMW DTC P0626 causes
Common causes of DTC P0626 on a BMW include:
- Faulty generator field control circuit
- Faulty generator field control module
- Wiring issues in the generator field circuit
- Loose or corroded electrical connections
BMW DTC P0626 seriousness
DTC P0626 should be addressed promptly as it can lead to issues with the vehicle’s charging system and electrical components. Ignoring this code may result in a dead battery, stalling, or other electrical failures while driving.
How to diagnose DTC P0626 on BMW
To diagnose DTC P0626 on a BMW, you can perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes
- Inspect the generator field control circuit for any visible damage or loose connections
- Check the generator field control module for proper operation
- Test the wiring in the generator field circuit for continuity and shorts
How to fix DTC P0626 on BMW
To fix DTC P0626 on a BMW, you can try the following solutions:
- Repair or replace any damaged wiring in the generator field circuit
- Replace the faulty generator field control module if necessary
- Ensure all electrical connections are secure and free of corrosion
- Clear the fault codes and test the vehicle to ensure the issue is resolved
How to erase DTC P0626 on BMW
To erase DTC P0626 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s computer. Once the codes are cleared, you can drive the vehicle and monitor for any recurrence of the issue.
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
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.