OBD Guide

B0525

Right Turn Signal Circuit

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

Symptoms

  • Right turn signal does not work
  • Right turn signal flashing too fast or slow
  • Dashboard warning

Causes

  • Break in the wiring harness
  • Turn signal relay malfunction
  • Damage to the turn signal lamp
  • Contact corrosion
  • Malfunction of the lighting control unit

How to Fix

  1. Check the right turn signal lamp
  2. Inspect the wiring harness for damage
  3. Check turn signal relay
  4. Clean connector contacts
  5. Check the lighting control unit

Related codes

Error B0525 by Vehicle Brand