OBD Guide

C0251

Electronic Brake Control Module Control Valve Circuit Malfunction

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–333 (est.)

Symptoms

  • ABS/ESP indicator is on
  • Reduced braking performance
  • Disabling the stabilization system
  • Uneven braking

Causes

  • Open or short circuit in wiring harness
  • Solenoid valve malfunction
  • Problems with the EBCM module
  • Poor contact in connectors
  • Contact corrosion

How to Fix

  1. Check wiring harness for damage
  2. Test the solenoid valves
  3. Check connections and connectors for corrosion
  4. Scan the EBCM module for errors
  5. Replace damaged components if necessary

Related codes

Error C0251 by Vehicle Brand