OBD Guide
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B2047

Right Rear Stop Lamp Circuit Open

B2047 is an OBD-II diagnostic trouble code meaning: Right Rear Stop Lamp Circuit Open. Common causes: burnt out lamp, broken wire. Estimated repair cost: $6–56.

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

Symptoms

  • Right rear brake light does not work
  • ANCHE error message on the dashboard
  • The external lighting fault signal may be active.

Causes

  • Burnt out lamp
  • Broken wire
  • Oxidation of contacts in the connector
  • Wiring harness damage
  • ECU malfunction

How to Fix

  1. Check the lamp and replace if necessary
  2. Inspect the connectors and clean the contacts
  3. Check the integrity of the wires from the lamp to the computer
  4. Replace damaged wiring harness if necessary
  5. Reset the error code and check again

Related codes

B2046B2048

FAQ

What does the B2047 code mean?

B2047 is an OBD-II diagnostic trouble code that indicates: Right Rear Stop Lamp Circuit Open

What causes a B2047 error code?

The most common causes of B2047 include: Burnt out lamp; Broken wire; Oxidation of contacts in the connector; Wiring harness damage.

How do I fix a B2047 diagnostic trouble code?

To fix B2047: Check the lamp and replace if necessary. Inspect the connectors and clean the contacts. Check the integrity of the wires from the lamp to the computer. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2047?

Do not drive — repair immediately

How much does it cost to fix B2047?

The estimated repair cost for B2047 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat