OBD Guide

C0596

Brake Booster Motor A Current Sensor Circuit Range/Performance

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$111–333 (est.)

Symptoms

  • Increased brake pedal force
  • Brake system warning light comes on
  • Reduced braking performance

Causes

  • Brake booster motor current sensor malfunction
  • Open or short circuit in wiring harness
  • Problems with the brake booster motor
  • Brake ECU malfunction

How to Fix

  1. Check the integrity of the wiring harness and connections
  2. Check the functionality of the current sensor
  3. Check the operation of the brake booster motor
  4. If necessary, replace faulty components
  5. Reset the error and check the system

Related codes

Error C0596 by Vehicle Brand