OBD Guide

B16BF

Front Left Sidemarker Lamp Control Circuit

B16BF is an OBD-II diagnostic trouble code meaning: Front Left Sidemarker Lamp Control Circuit. Common causes: burnt out lamp, open or short circuit in wiring harness. Estimated repair cost: $6–56.

Severity
Low
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$6–56 (est.)

Symptoms

  • Left side marker does not work
  • Flashing or flickering lamp
  • A warning appears on the dashboard

Causes

  • Burnt out lamp
  • Open or short circuit in wiring harness
  • Poor contact in the connector
  • Malfunction of the lighting control unit

How to Fix

  1. Check the lamp condition
  2. Inspect the wiring harness for damage
  3. Check the contacts in the connector
  4. Test the lighting control unit

FAQ

What does the B16BF code mean?

B16BF is an OBD-II diagnostic trouble code that indicates: Front Left Sidemarker Lamp Control Circuit

What causes a B16BF error code?

The most common causes of B16BF include: Burnt out lamp; Open or short circuit in wiring harness; Poor contact in the connector; Malfunction of the lighting control unit.

How do I fix a B16BF diagnostic trouble code?

To fix B16BF: Check the lamp condition. Inspect the wiring harness for damage. Check the contacts in the connector. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B16BF?

Do not drive — repair immediately

How much does it cost to fix B16BF?

The estimated repair cost for B16BF is $6–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat