B0533
Left Turn Signal Circuit High
B0533 is an OBD-II diagnostic trouble code meaning: Left Turn Signal Circuit High. Common causes: short circuit in the left turn signal circuit, turn signal relay malfunction. Estimated repair cost: $22–111.
Symptoms
- The left turn signal flashes at an increased frequency
- Left turn signal does not work
- The malfunction indicator on the dashboard is on
Causes
- Short circuit in the left turn signal circuit
- Turn signal relay malfunction
- Wiring harness damage
- Oxidation of contacts in connectors
- Control unit malfunction
How to Fix
- Check the turn signal fuse
- Inspect the wiring harness for damage
- Check the contacts in the left headlight and turn signal connectors
- Test the operation of the turn signal relay
- If necessary, replace faulty components
- Reset the error using a diagnostic scanner
Related codes
Error B0533 by Vehicle Brand
FAQ
What does the B0533 code mean?
B0533 is an OBD-II diagnostic trouble code that indicates: Left Turn Signal Circuit High
What causes a B0533 error code?
The most common causes of B0533 include: Short circuit in the left turn signal circuit; Turn signal relay malfunction; Wiring harness damage; Oxidation of contacts in connectors.
How do I fix a B0533 diagnostic trouble code?
To fix B0533: Check the turn signal fuse. Inspect the wiring harness for damage. Check the contacts in the left headlight and turn signal connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B0533?
Do not drive — repair immediately
How much does it cost to fix B0533?
The estimated repair cost for B0533 is $22–111. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat