OBD Guide

P0E82

Auxiliary Cooling System Coolant Temperature Sensor A Circuit Range/Performance

P0E82 is an OBD-II diagnostic trouble code meaning: Auxiliary Cooling System Coolant Temperature Sensor A Circuit Range/Performance. Common causes: coolant temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Unstable engine operation
  • Turning on the Check Engine Light
  • Incorrect coolant temperature readings
  • Problems with climate control
  • Reduced cooling efficiency

Causes

  • Coolant temperature sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Problems with the engine ECU
  • Coolant leak

How to Fix

  1. Check the level and condition of the coolant
  2. Test the temperature sensor with a multimeter
  3. Inspect the sensor circuit for damage
  4. Check sensor connectors and contacts
  5. Replace temperature sensor if necessary

Related codes

Error P0E82 by Vehicle Brand

FAQ

What does the P0E82 code mean?

P0E82 is an OBD-II diagnostic trouble code that indicates: Auxiliary Cooling System Coolant Temperature Sensor A Circuit Range/Performance

What causes a P0E82 error code?

The most common causes of P0E82 include: Coolant temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the engine ECU.

How do I fix a P0E82 diagnostic trouble code?

To fix P0E82: Check the level and condition of the coolant. Test the temperature sensor with a multimeter. Inspect the sensor circuit for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0E82?

Limited driving only, diagnose soon

How much does it cost to fix P0E82?

The estimated repair cost for P0E82 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat