OBD Guide

U0308

Software Incompatibility With Throttle Actuator Control Module

U0308 is an OBD-II diagnostic trouble code meaning: Software Incompatibility With Throttle Actuator Control Module. Common causes: incompatible ecu software update, incompatible throttle module software update. Estimated repair cost: ~$167.

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

FAQ

What does the U0308 code mean?

U0308 is an OBD-II diagnostic trouble code that indicates: Software Incompatibility With Throttle Actuator Control Module

What causes a U0308 error code?

The most common causes of U0308 include: Incompatible ECU software update; Incompatible throttle module software update; Replacing the throttle module with an incompatible one; Problems with communication between modules.

How do I fix a U0308 diagnostic trouble code?

To fix U0308: Check software update history. Scan all modules for errors. Update software to compatible versions. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0308?

Limited driving only, diagnose soon

How much does it cost to fix U0308?

The estimated repair cost for U0308 is ~$167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat