OBD Guide

B2513

Blower Fan Circuit Failure

B2513 is an OBD-II diagnostic trouble code meaning: Blower Fan Circuit Failure. Common causes: open or short circuit in the fan circuit, fan relay fault. Estimated repair cost: $22–111.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–111 (est.)

Symptoms

  • Lack of interior airflow
  • Incorrect operation of the heater fan
  • Climate control system failure

Causes

  • Open or short circuit in the fan circuit
  • Fan relay fault
  • Fan motor damage
  • Problems in the wiring harness
  • Malfunction of the climate control unit

How to Fix

  1. Check the fan fuse
  2. Diagnose fan relay
  3. Check the integrity of the power supply circuit and fan ground
  4. Test the fan motor
  5. If necessary, replace faulty components

Related codes

FAQ

What does the B2513 code mean?

B2513 is an OBD-II diagnostic trouble code that indicates: Blower Fan Circuit Failure

What causes a B2513 error code?

The most common causes of B2513 include: Open or short circuit in the fan circuit; Fan relay fault; Fan motor damage; Problems in the wiring harness.

How do I fix a B2513 diagnostic trouble code?

To fix B2513: Check the fan fuse. Diagnose fan relay. Check the integrity of the power supply circuit and fan ground. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2513?

Limited driving only, diagnose soon

How much does it cost to fix B2513?

The estimated repair cost for B2513 is $22–111. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat