OBD Guide
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P1532

A/C Evaporator Temperature Sensor Circuit Low Voltage

P1532 is an OBD-II diagnostic trouble code meaning: A/C Evaporator Temperature Sensor Circuit Low Voltage. Common causes: evaporator temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Incorrect operation of the air conditioner
  • The air conditioner turns off spontaneously
  • Increased fuel consumption
  • Unpleasant odor from the ventilation system

Causes

  • Evaporator temperature sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in connectors
  • Problems with the air conditioning control unit

How to Fix

  1. Check the integrity of the sensor circuit
  2. Check connections and connectors
  3. Replace evaporator temperature sensor
  4. Check the operation of the air conditioning control unit

Related codes

P1531P1533

Error P1532 by Vehicle Brand

BMWBuickCadillacChevroletChryslerFordGMGMCLincolnMercuryOldsmobileSaturn

FAQ

What does the P1532 code mean?

P1532 is an OBD-II diagnostic trouble code that indicates: A/C Evaporator Temperature Sensor Circuit Low Voltage

What causes a P1532 error code?

The most common causes of P1532 include: Evaporator temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in connectors; Problems with the air conditioning control unit.

How do I fix a P1532 diagnostic trouble code?

To fix P1532: Check the integrity of the sensor circuit. Check connections and connectors. Replace evaporator temperature sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1532?

Yes, but get it checked soon

How much does it cost to fix P1532?

The estimated repair cost for P1532 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

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