OBD Guide

B0530

Left Turn Signal Circuit

B0530 is an OBD-II diagnostic trouble code meaning: Left Turn Signal Circuit. Common causes: burnt out lamp, broken wires. Estimated repair cost: $6–56.

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

Symptoms

  • Left turn signal does not work
  • Left turn signal flashes too quickly
  • The left turn signal does not blink, but is constantly on

Causes

  • Burnt out lamp
  • Broken wires
  • Faulty turn signal relay
  • Problems in the wiring harness
  • Control unit malfunction

How to Fix

  1. Check the left turn signal lamp
  2. Check the integrity of wires and connections
  3. Check turn signal relay
  4. Check wiring harness for damage
  5. Check control unit

Related codes

Error B0530 by Vehicle Brand

FAQ

What does the B0530 code mean?

B0530 is an OBD-II diagnostic trouble code that indicates: Left Turn Signal Circuit

What causes a B0530 error code?

The most common causes of B0530 include: Burnt out lamp; Broken wires; Faulty turn signal relay; Problems in the wiring harness.

How do I fix a B0530 diagnostic trouble code?

To fix B0530: Check the left turn signal lamp. Check the integrity of wires and connections. Check turn signal relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B0530?

Limited driving only, diagnose soon

How much does it cost to fix B0530?

The estimated repair cost for B0530 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat