OBD Guide

P0515

Battery Temperature Sensor Circuit

P0515 is an OBD-II diagnostic trouble code meaning: Battery Temperature Sensor Circuit. Common causes: open or short circuit in the sensor wiring harness, battery temperature sensor malfunction. Estimated repair cost: $22–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–56 (est.)

Symptoms

  • Incorrect battery charging
  • Check Engine light comes on
  • Problems starting the engine
  • Reduced efficiency of the vehicle's electrical system

Causes

  • Open or short circuit in the sensor wiring harness
  • Battery temperature sensor malfunction
  • Poor contact in sensor connectors
  • ECU problems

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Check the resistance of the battery temperature sensor
  3. Clean or replace sensor connectors
  4. If necessary, replace the battery temperature sensor
  5. Check and, if necessary, reflash the ECU

Related codes

Error P0515 by Vehicle Brand

FAQ

What does the P0515 code mean?

P0515 is an OBD-II diagnostic trouble code that indicates: Battery Temperature Sensor Circuit

What causes a P0515 error code?

The most common causes of P0515 include: Open or short circuit in the sensor wiring harness; Battery temperature sensor malfunction; Poor contact in sensor connectors; ECU problems.

How do I fix a P0515 diagnostic trouble code?

To fix P0515: Check the integrity of the sensor wiring harness. Check the resistance of the battery temperature sensor. Clean or replace sensor connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0515?

Limited driving only, diagnose soon

How much does it cost to fix P0515?

The estimated repair cost for P0515 is $22–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat