OBD Guide

B2529

Left Rear Turn Lamp Circuit Failure

B2529 is an OBD-II diagnostic trouble code meaning: Left Rear Turn Lamp Circuit Failure. Common causes: burnt out lamp, open or short circuit in wiring harness. Estimated repair cost: $6–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Left rear turn signal does not work
  • Turn indicators flashing at an increased frequency
  • Error message on the dashboard

Causes

  • Burnt out lamp
  • Open or short circuit in wiring harness
  • Corrosion of lamp socket contacts
  • Faulty turn signal relay
  • Body Control Module (BCM) Problems

How to Fix

  1. Check the condition of the lamp and replace if necessary
  2. Inspect the wiring harness for damage
  3. Clean the lamp socket contacts from corrosion.
  4. Check the operation of the turn signal relay
  5. Scan the BCM for additional errors

Related codes

FAQ

What does the B2529 code mean?

B2529 is an OBD-II diagnostic trouble code that indicates: Left Rear Turn Lamp Circuit Failure

What causes a B2529 error code?

The most common causes of B2529 include: Burnt out lamp; Open or short circuit in wiring harness; Corrosion of lamp socket contacts; Faulty turn signal relay.

How do I fix a B2529 diagnostic trouble code?

To fix B2529: Check the condition of the lamp and replace if necessary. Inspect the wiring harness for damage. Clean the lamp socket contacts from corrosion.. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2529?

Limited driving only, diagnose soon

How much does it cost to fix B2529?

The estimated repair cost for B2529 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat