OBD Guide

P0ACC

Hybrid/EV Battery Temperature Sensor C Circuit Low

P0ACC is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Temperature Sensor C Circuit Low. Common causes: open or short circuit in the sensor circuit, temperature sensor fault c. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced performance of the hybrid system
  • Incorrect battery temperature readings
  • Reduced vehicle power
  • Warning messages on the dashboard

Causes

  • Open or short circuit in the sensor circuit
  • Temperature sensor fault C
  • Poor contact in wiring connectors
  • Wiring harness damage
  • Battery management module malfunction

How to Fix

  1. Check the continuity of the temperature sensor circuit
  2. Inspect connectors and contacts for corrosion
  3. Test the resistance of the temperature sensor
  4. Check the voltage in the sensor circuit
  5. If necessary, replace temperature sensor C

Related codes

Error P0ACC by Vehicle Brand

FAQ

What does the P0ACC code mean?

P0ACC is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Temperature Sensor C Circuit Low

What causes a P0ACC error code?

The most common causes of P0ACC include: Open or short circuit in the sensor circuit; Temperature sensor fault C; Poor contact in wiring connectors; Wiring harness damage.

How do I fix a P0ACC diagnostic trouble code?

To fix P0ACC: Check the continuity of the temperature sensor circuit. Inspect connectors and contacts for corrosion. Test the resistance of the temperature sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0ACC?

Limited driving only, diagnose soon

How much does it cost to fix P0ACC?

The estimated repair cost for P0ACC is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat