U0311

Software Incompatibility With Drive Motor Control Module

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

~$167 (est.)

Symptoms

Check Engine light comes on
Reduced engine power
Hesitant transmission operation
Limiting engine operating modes
Possible problems starting the engine

Causes

Incompatible software versions between modules
Incorrect software update
Engine control module damage
Problems with the CAN communication bus
Errors when flashing the ECU

How to Fix

Check software versions of all related modules
Update software to compatible versions
Check the integrity of the engine control module
Diagnose the CAN bus for communication errors
Reset adaptations after software update

Related codes

U0300 U0315 U0121