OBD Guide

B16DF

Right Tail Lamp 1 Control Circuit

B16DF is an OBD-II diagnostic trouble code meaning: Right Tail Lamp 1 Control Circuit. 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

  • Right rear lamp 1 does not work
  • Flashing or unstable lamp operation
  • Error message on the dashboard

Causes

  • Burnt out lamp
  • Open or short circuit in wiring harness
  • Faulty relay or control module
  • Poor contact in the connector

How to Fix

  1. Check the condition of the lamp and replace if necessary
  2. Inspect the wiring harness for damage
  3. Check the contacts in the lamp connector
  4. Check relay and control module
  5. Clear contacts and restore connections if necessary

Related codes

FAQ

What does the B16DF code mean?

B16DF is an OBD-II diagnostic trouble code that indicates: Right Tail Lamp 1 Control Circuit

What causes a B16DF error code?

The most common causes of B16DF include: Burnt out lamp; Open or short circuit in wiring harness; Faulty relay or control module; Poor contact in the connector.

How do I fix a B16DF diagnostic trouble code?

To fix B16DF: Check the condition of the lamp and replace if necessary. Inspect the wiring harness for damage. Check the contacts in the lamp connector. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B16DF?

Limited driving only, diagnose soon

How much does it cost to fix B16DF?

The estimated repair cost for B16DF is $6–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat