OBD Guide

C1615

Brake Control Prohibition Request

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–222 (est.)

Symptoms

  • ABS/ESP indicator is on
  • Deterioration of the brake system
  • Loss of stabilization when braking

Causes

  • ABS sensor malfunction
  • Problems with the brake wiring harness
  • ECU software failure
  • ESP/ABS module malfunction

How to Fix

  1. Diagnose the brake system using an OBD-II scanner
  2. Check ABS sensors and their connections
  3. Inspect the wiring harness for damage
  4. Update ECU software (if required)
  5. Replace faulty components (sensors, ESP/ABS module)

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