OBD Guide

B0441

Left Air Temperature Actuator

B0441 is an OBD-II diagnostic trouble code meaning: Left Air Temperature Actuator. Common causes: air temperature drive malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Incorrect operation of climate control on the left side of the cabin
  • No temperature control
  • Error on climate control display

Causes

  • Air temperature drive malfunction
  • Open or short circuit in wiring harness
  • Problems with the climate control unit
  • Mechanical jamming of the drive

How to Fix

  1. Check wiring harness for damage
  2. Check the operation of the air temperature drive
  3. Replace faulty drive if necessary
  4. Check the climate control control unit

Related codes

Error B0441 by Vehicle Brand

FAQ

What does the B0441 code mean?

B0441 is an OBD-II diagnostic trouble code that indicates: Left Air Temperature Actuator

What causes a B0441 error code?

The most common causes of B0441 include: Air temperature drive malfunction; Open or short circuit in wiring harness; Problems with the climate control unit; Mechanical jamming of the drive.

How do I fix a B0441 diagnostic trouble code?

To fix B0441: Check wiring harness for damage. Check the operation of the air temperature drive. Replace faulty drive if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B0441?

Limited driving only, diagnose soon

How much does it cost to fix B0441?

The estimated repair cost for B0441 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat