U0348

Software Incompatibility With Hybrid/EV Battery Interface Control Module O

Severity

🔴 High

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

~$167 (est.)

Symptoms

Check Engine light comes on
Reduced performance of the hybrid system
Incorrect battery level display
Problems with switching between driving modes
Engine power limitation

Causes

Outdated main ECU software
Incompatible software version in the battery management module
Errors in firmware after update
Data corruption in module memory
Communication problems between modules via CAN bus

How to Fix

Check for software updates at your authorized dealer
Reflash the battery management module
Update the main ECU software
Check the integrity of the CAN bus and connections
Repair only from an authorized dealer

Related codes

U0401 U0293 U0100