OBD Guide

P0AEA

Hybrid/EV Battery Temperature Sensor D Circuit Low

P0AEA is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Temperature Sensor D Circuit Low. Common causes: open or short circuit in the sensor circuit, battery temperature sensor malfunction. Estimated repair cost: $17–56.

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

Symptoms

  • Hybrid system power reduction
  • Increased fuel consumption
  • Check Engine Light Illuminated
  • Reduced battery efficiency
  • Incorrect battery temperature readings

Causes

  • Open or short circuit in the sensor circuit
  • Battery temperature sensor malfunction
  • Poor contact in the sensor connector
  • Wiring harness damage
  • Battery management module malfunction

How to Fix

  1. Check the continuity of the temperature sensor circuit
  2. Check the connectors and contacts of the sensor
  3. Replace battery temperature sensor if necessary
  4. Check and repair wiring harness
  5. Test the battery management module

Related codes

Error P0AEA by Vehicle Brand

FAQ

What does the P0AEA code mean?

P0AEA is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Temperature Sensor D Circuit Low

What causes a P0AEA error code?

The most common causes of P0AEA include: Open or short circuit in the sensor circuit; Battery temperature sensor malfunction; Poor contact in the sensor connector; Wiring harness damage.

How do I fix a P0AEA diagnostic trouble code?

To fix P0AEA: Check the continuity of the temperature sensor circuit. Check the connectors and contacts of the sensor. Replace battery temperature sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0AEA?

Limited driving only, diagnose soon

How much does it cost to fix P0AEA?

The estimated repair cost for P0AEA is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat