OBD Guide

P0CAB

Hybrid/EV Battery Temperature Sensor M Circuit High

P0CAB is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Temperature Sensor M 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?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Reduced performance of the hybrid/electric system
  • Warning messages on the dashboard
  • Power limitation
  • Incorrect battery temperature readings

Causes

  • Battery temperature sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in circuit connectors
  • Battery controller problems

How to Fix

  1. Check the continuity of the battery temperature sensor circuit
  2. Check connectors and contacts for corrosion or damage
  3. Replace battery temperature sensor if necessary
  4. Check and, if necessary, replace the battery controller

Related codes

Error P0CAB by Vehicle Brand

FAQ

What does the P0CAB code mean?

P0CAB is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Temperature Sensor M Circuit High

What causes a P0CAB error code?

The most common causes of P0CAB include: Battery temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in circuit connectors; Battery controller problems.

How do I fix a P0CAB diagnostic trouble code?

To fix P0CAB: Check the continuity of the battery temperature sensor circuit. Check connectors and contacts for corrosion or damage. Replace battery temperature sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0CAB?

Limited driving only, diagnose soon

How much does it cost to fix P0CAB?

The estimated repair cost for P0CAB is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat