OBD Guide

P0ACD

Hybrid/EV Battery Temperature Sensor C Circuit High

P0ACD is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Temperature Sensor C Circuit High. Common causes: battery 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

  • Check Engine Light Illuminates
  • Reduced performance of the hybrid system
  • Incorrect operation of the battery cooling system
  • Reduced vehicle power
  • Errors in other battery-related systems

Causes

  • Battery temperature sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor connection in sensor connectors
  • Contact corrosion
  • Malfunction of the on-board battery management system

How to Fix

  1. Check the continuity of the temperature sensor circuit
  2. Inspect connectors and contacts for corrosion or damage
  3. Check the resistance of the temperature sensor
  4. If necessary, replace the temperature sensor
  5. Test the operation of the battery management system

Related codes

Error P0ACD by Vehicle Brand

FAQ

What does the P0ACD code mean?

P0ACD is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Temperature Sensor C Circuit High

What causes a P0ACD error code?

The most common causes of P0ACD include: Battery temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor connection in sensor connectors; Contact corrosion.

How do I fix a P0ACD diagnostic trouble code?

To fix P0ACD: Check the continuity of the temperature sensor circuit. Inspect connectors and contacts for corrosion or damage. Check the resistance of the temperature sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0ACD?

Yes, but get it checked soon

How much does it cost to fix P0ACD?

The estimated repair cost for P0ACD is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat