OBD Guide

C2130

Brake Lamp Relay Error

C2130 is an OBD-II diagnostic trouble code meaning: Brake Lamp Relay Error. Common causes: brake light relay malfunction, open or short circuit in the circuit. Estimated repair cost: $22–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–56 (est.)

Symptoms

  • Brake lights don't work
  • Brake lights are flashing
  • The warning light on the dashboard comes on
  • Error C2130 is stored in the ECU memory

Causes

  • Brake light relay malfunction
  • Open or short circuit in the circuit
  • Poor contact in connectors
  • Control unit malfunction

How to Fix

  1. Check brake light relay fuse
  2. Inspect the wiring harness for damage
  3. Check the contacts in the relay and control unit connectors
  4. Replace brake light relay if necessary
  5. Test the operation of brake lights after repair

Related codes

FAQ

What does the C2130 code mean?

C2130 is an OBD-II diagnostic trouble code that indicates: Brake Lamp Relay Error

What causes a C2130 error code?

The most common causes of C2130 include: Brake light relay malfunction; Open or short circuit in the circuit; Poor contact in connectors; Control unit malfunction.

How do I fix a C2130 diagnostic trouble code?

To fix C2130: Check brake light relay fuse. Inspect the wiring harness for damage. Check the contacts in the relay and control unit connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C2130?

Limited driving only, diagnose soon

How much does it cost to fix C2130?

The estimated repair cost for C2130 is $22–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat