OBD Guide

U044F

Invalid Data Received From Mirror Control Module B

U044F is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Mirror Control Module B. Common causes: malfunction of mirror control module b, open or short circuit in wiring. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Mirror adjustments don't work
  • Mirrors do not fold/unfold
  • Malfunction indicator on the instrument panel
  • Diagnostic memory error
  • Problems with other comfort systems

Causes

  • Malfunction of mirror control module B
  • Open or short circuit in wiring
  • Poor contact in connectors
  • Module software error
  • Module power problems

How to Fix

  1. Check the power supply and ground of the module
  2. Inspect the wiring harness and connectors
  3. Scan the module for errors
  4. Reflash or replace the module
  5. Repair only from an authorized dealer

Related codes

Error U044F by Vehicle Brand

FAQ

What does the U044F code mean?

U044F is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Mirror Control Module B

What causes a U044F error code?

The most common causes of U044F include: Malfunction of mirror control module B; Open or short circuit in wiring; Poor contact in connectors; Module software error.

How do I fix a U044F diagnostic trouble code?

To fix U044F: Check the power supply and ground of the module. Inspect the wiring harness and connectors. Scan the module for errors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U044F?

Yes, but get it checked soon

How much does it cost to fix U044F?

The estimated repair cost for U044F is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat