OBD Guide

B2606

A/C Temperature Sensor Out Of Range

B2606 is an OBD-II diagnostic trouble code meaning: A/C Temperature Sensor Out Of Range. Common causes: air conditioner temperature sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $22–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–89 (est.)

Symptoms

  • Incorrect operation of the air conditioner
  • Lack of cold air
  • Spontaneous shutdown of the air conditioning system

Causes

  • Air conditioner temperature sensor malfunction
  • Open or short circuit in wiring harness
  • Poor contact in the sensor connector
  • Malfunction of the climate control control unit

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Check the contacts in the sensor connector
  3. Measure the sensor resistance (compare with the nominal value)
  4. If necessary, replace the temperature sensor
  5. Check the operation of the system after repair

Related codes

FAQ

What does the B2606 code mean?

B2606 is an OBD-II diagnostic trouble code that indicates: A/C Temperature Sensor Out Of Range

What causes a B2606 error code?

The most common causes of B2606 include: Air conditioner temperature sensor malfunction; Open or short circuit in wiring harness; Poor contact in the sensor connector; Malfunction of the climate control control unit.

How do I fix a B2606 diagnostic trouble code?

To fix B2606: Check the integrity of the sensor wiring harness. Check the contacts in the sensor connector. Measure the sensor resistance (compare with the nominal value). For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2606?

Limited driving only, diagnose soon

How much does it cost to fix B2606?

The estimated repair cost for B2606 is $22–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat