U0312

Software Incompatibility With Battery Energy Control Module A

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$33–167 (est.)

Symptoms

Check Engine light comes on
Reduced performance of the hybrid system
Battery charging problems
Engine power limitation
Error message on the dashboard

Causes

Incompatible software versions between modules
Errors in BECM software
Physical damage to the energy management module
Software update problems
CAN bus fault

How to Fix

Diagnostics of software versions of all related modules
Module software update
Flashing the battery energy management module
Checking the integrity of the CAN bus
Replacing the energy management module if necessary
Repair only from an authorized dealer

Related codes

U0310 U0311 U0313