OBD Guide

U0308

Software Incompatibility With Throttle Actuator Control Module

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
~$167 (est.)

Symptoms

  • Check Engine light comes on
  • The engine goes into emergency mode
  • Reduced engine power
  • Unstable operation at idle
  • Acceleration problems

Causes

  • Incompatible ECU software update
  • Incompatible throttle module software update
  • Replacing the throttle module with an incompatible one
  • Problems with communication between modules
  • Software corruption

How to Fix

  1. Check software update history
  2. Scan all modules for errors
  3. Update software to compatible versions
  4. Check the integrity of the wiring harness
  5. Contact your dealer to flash the modules

Related codes

Error U0308 by Vehicle Brand