OBD Guide

U0351

Software Incompatibility With Active Grille Air Shutter Module D

U0351 is an OBD-II diagnostic trouble code meaning: Software Incompatibility With Active Grille Air Shutter Module D. Common causes: incompatible ecu software version, incorrect active grid module software update. Estimated repair cost: ~$56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
~$56 (est.)

Symptoms

  • Check Engine Light Is On
  • Active radiator grille does not respond to commands
  • Increased fuel consumption
  • Reduced engine cooling efficiency
  • Error message on the dashboard

Causes

  • Incompatible ECU software version
  • Incorrect active grid module software update
  • Problems with communication between modules
  • Software corruption
  • Calibration data mismatch

How to Fix

  1. Check software versions of all related modules
  2. Update ECU software to latest version
  3. Reflash the active radiator grille module
  4. Check the integrity of the CAN bus
  5. Calibrate the system after updating the software

Related codes

Error U0351 by Vehicle Brand

FAQ

What does the U0351 code mean?

U0351 is an OBD-II diagnostic trouble code that indicates: Software Incompatibility With Active Grille Air Shutter Module D

What causes a U0351 error code?

The most common causes of U0351 include: Incompatible ECU software version; Incorrect active grid module software update; Problems with communication between modules; Software corruption.

How do I fix a U0351 diagnostic trouble code?

To fix U0351: Check software versions of all related modules. Update ECU software to latest version. Reflash the active radiator grille module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0351?

Yes, but get it checked soon

How much does it cost to fix U0351?

The estimated repair cost for U0351 is ~$56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat