OBD Guide
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B1232

Short In The Evaporator Temperature Sensor Circuit

B1232 is an OBD-II diagnostic trouble code meaning: Short In The Evaporator Temperature Sensor Circuit. Common causes: wiring damage, oxidation of sensor contacts. 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 air conditioner
  • Lack of cold air
  • Spontaneous shutdown of climate control
  • The climate control system fault light comes on

Causes

  • Wiring damage
  • Oxidation of sensor contacts
  • Evaporator temperature sensor malfunction
  • Problems with the climate control unit

How to Fix

  1. Check the integrity of wiring and contacts
  2. Measure the resistance of the evaporator temperature sensor
  3. Replace evaporator temperature sensor if necessary
  4. Check the climate control control unit

Related codes

B1231B1233B1234

FAQ

What does the B1232 code mean?

B1232 is an OBD-II diagnostic trouble code that indicates: Short In The Evaporator Temperature Sensor Circuit

What causes a B1232 error code?

The most common causes of B1232 include: Wiring damage; Oxidation of sensor contacts; Evaporator temperature sensor malfunction; Problems with the climate control unit.

How do I fix a B1232 diagnostic trouble code?

To fix B1232: Check the integrity of wiring and contacts. Measure the resistance of the evaporator temperature sensor. Replace evaporator temperature sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1232?

Limited driving only, diagnose soon

How much does it cost to fix B1232?

The estimated repair cost for B1232 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat