U0347
Software Incompatibility With Hybrid/EV Battery Interface Control Module N
U0347 is an OBD-II diagnostic trouble code meaning: Software Incompatibility With Hybrid/EV Battery Interface Control Module N. Common causes: outdated ecu software, errors in the firmware of the battery management module. Estimated repair cost: ~$167.
Symptoms
- Check Engine light comes on
- Reduced vehicle power
- Switching to emergency mode
- Battery charging problems
- Errors in the operation of the hybrid system
Causes
- Outdated ECU software
- Errors in the firmware of the battery management module
- Data corruption in the control module
- Software update problems
- Incompatibility after module replacement
How to Fix
- Check whether the ECU software is up to date
- Update Battery Management Module Software
- Check data integrity in the module
- Perform system calibration after update
- Repair only from an authorized dealer
Related codes
Error U0347 by Vehicle Brand
FAQ
What does the U0347 code mean?
U0347 is an OBD-II diagnostic trouble code that indicates: Software Incompatibility With Hybrid/EV Battery Interface Control Module N
What causes a U0347 error code?
The most common causes of U0347 include: Outdated ECU software; Errors in the firmware of the battery management module; Data corruption in the control module; Software update problems.
How do I fix a U0347 diagnostic trouble code?
To fix U0347: Check whether the ECU software is up to date. Update Battery Management Module Software. Check data integrity in the module. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0347?
Yes, but get it checked soon
How much does it cost to fix U0347?
The estimated repair cost for U0347 is ~$167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat