BMW DTC P0E20 – Hybrid/EV Battery Pack Coolant Control Valve ‘A’ Control Circuit Driver Current/Temperature Too High
DTC P0E20 meaning on BMW
The Diagnostic Trouble Code (DTC) P0E20 for BMW indicates an issue with the Hybrid/EV Battery Pack Coolant Control Valve ‘A’ Control Circuit Driver Current/Temperature being too high.
BMW DTC P0E20 symptoms
Symptoms of the BMW DTC P0E20 may include:
- Check Engine Light illuminated
- Reduced hybrid/EV system performance
- Overheating of the battery pack
BMW DTC P0E20 causes
Common causes of the BMW DTC P0E20 include:
- Faulty Hybrid/EV Battery Pack Coolant Control Valve ‘A’
- Issues with the control circuit driver
- High current or temperature in the system
BMW DTC P0E20 seriousness
The BMW DTC P0E20 is a serious issue that should be addressed promptly to prevent further damage to the hybrid/EV system and ensure safe operation of the vehicle.
How to diagnose DTC P0E20 on BMW
To diagnose the DTC P0E20 on a BMW, you can:
- Use a diagnostic scanner to retrieve the fault codes
- Inspect the Hybrid/EV Battery Pack Coolant Control Valve ‘A’ and its wiring for any visible damage
- Check the current and temperature readings of the control circuit
How to fix DTC P0E20 on BMW
To fix the DTC P0E20 on a BMW, you may need to:
- Replace the faulty Hybrid/EV Battery Pack Coolant Control Valve ‘A’
- Repair or replace any damaged wiring in the control circuit
- Address any issues causing high current or temperature in the system
How to erase DTC P0E20 on BMW
To erase the DTC P0E20 on a BMW, you can:
- Use a diagnostic scanner to clear the fault codes
- After fixing the underlying issue, drive the vehicle to allow the system to retest and verify the repair
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.