OBD Guide

P0C90

Hybrid/EV Battery Temperature Sensor J Circuit High

P0C90 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Temperature Sensor J Circuit High. Common causes: short circuit in the sensor circuit to power, battery temperature sensor fault j. 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 comes on
  • Hybrid system power reduction
  • Incorrect battery temperature readings
  • Limiting the operation of the recuperation system
  • Error message on display

Causes

  • Short circuit in the sensor circuit to power
  • Battery temperature sensor fault J
  • Wiring harness damage
  • Poor contact in connectors
  • Problems with the battery management module

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Check the resistance of the temperature sensor
  3. Inspect connectors for corrosion or damage
  4. Check the voltage in the sensor circuit
  5. Replace battery temperature sensor if necessary

Related codes

Error P0C90 by Vehicle Brand

FAQ

What does the P0C90 code mean?

P0C90 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Temperature Sensor J Circuit High

What causes a P0C90 error code?

The most common causes of P0C90 include: Short circuit in the sensor circuit to power; Battery temperature sensor fault J; Wiring harness damage; Poor contact in connectors.

How do I fix a P0C90 diagnostic trouble code?

To fix P0C90: Check the integrity of the sensor wiring harness. Check the resistance of the temperature sensor. Inspect connectors for corrosion or damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0C90?

Yes, but get it checked soon

How much does it cost to fix P0C90?

The estimated repair cost for P0C90 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat