OBD Guide
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B11E5

Left HVAC Damper Position Sensor Circuit

B11E5 is an OBD-II diagnostic trouble code meaning: Left HVAC Damper Position Sensor Circuit. Common causes: damper position sensor malfunction, open or shorted 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 the climate control system
  • Uneven air distribution in the cabin
  • No temperature adjustment on the left side
  • Check Engine Light Illuminates

Causes

  • Damper position sensor malfunction
  • Open or shorted wiring harness
  • Problems with the HVAC control unit
  • Mechanical damage to the damper

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Test the throttle position sensor
  3. Check damper operation manually
  4. Replace sensor or wiring harness if necessary
  5. Flash or replace the HVAC control unit (as a last resort)

Related codes

B11E6B11E4B11E7

FAQ

What does the B11E5 code mean?

B11E5 is an OBD-II diagnostic trouble code that indicates: Left HVAC Damper Position Sensor Circuit

What causes a B11E5 error code?

The most common causes of B11E5 include: Damper position sensor malfunction; Open or shorted wiring harness; Problems with the HVAC control unit; Mechanical damage to the damper.

How do I fix a B11E5 diagnostic trouble code?

To fix B11E5: Check the integrity of the sensor wiring harness. Test the throttle position sensor. Check damper operation manually. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B11E5?

Limited driving only, diagnose soon

How much does it cost to fix B11E5?

The estimated repair cost for B11E5 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat