OBD Guide
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B16B6

Right Stop Lamp Control Circuit Open

B16B6 is an OBD-II diagnostic trouble code meaning: Right Stop Lamp Control Circuit Open. Common causes: burnt out lamp, break in the 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 brake light does not work
  • Dashboard warning
  • Error in the diagnostic system

Causes

  • Burnt out lamp
  • Break in the wiring harness
  • Faulty relay
  • Problems with the control unit
  • Oxidation of contacts

How to Fix

  1. Check the lamp for burnout
  2. Inspect the wiring harness for damage
  3. Check relays and fuses
  4. Clean contacts from oxidation
  5. Test the control unit

Related codes

B16B5B16B7

FAQ

What does the B16B6 code mean?

B16B6 is an OBD-II diagnostic trouble code that indicates: Right Stop Lamp Control Circuit Open

What causes a B16B6 error code?

The most common causes of B16B6 include: Burnt out lamp; Break in the wiring harness; Faulty relay; Problems with the control unit.

How do I fix a B16B6 diagnostic trouble code?

To fix B16B6: Check the lamp for burnout. Inspect the wiring harness for damage. Check relays and fuses. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B16B6?

Limited driving only, diagnose soon

How much does it cost to fix B16B6?

The estimated repair cost for B16B6 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat