OBD Guide
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B105D

Recirculation Door Travel Range Too Large

B105D is an OBD-II diagnostic trouble code meaning: Recirculation Door Travel Range Too Large. Common causes: mechanical damage to the damper, damper actuator malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect operation of climate control
  • Noises during operation of the ventilation system
  • Unstable air recirculation in the cabin

Causes

  • Mechanical damage to the damper
  • Damper actuator malfunction
  • Problems with the throttle position sensor
  • Open or shorted wiring harness

How to Fix

  1. Check the mechanical condition of the damper
  2. Diagnose the damper drive
  3. Check position sensor and wiring harness
  4. Replace faulty components

Related codes

B105EB105FB1060

FAQ

What does the B105D code mean?

B105D is an OBD-II diagnostic trouble code that indicates: Recirculation Door Travel Range Too Large

What causes a B105D error code?

The most common causes of B105D include: Mechanical damage to the damper; Damper actuator malfunction; Problems with the throttle position sensor; Open or shorted wiring harness.

How do I fix a B105D diagnostic trouble code?

To fix B105D: Check the mechanical condition of the damper. Diagnose the damper drive. Check position sensor and wiring harness. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B105D?

Yes, but get it checked soon

How much does it cost to fix B105D?

The estimated repair cost for B105D is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat