OBD Guide

C1111

ABS Pump Motor

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$167–333 (est.)

Symptoms

  • The ABS indicator on the dashboard is on
  • Reduced braking performance
  • Unusual noises when operating the brakes

Causes

  • ABS pump motor malfunction
  • Problems with the pump wiring harness
  • Mechanical wear of the pump
  • Pump clogged

How to Fix

  1. Check the ABS pump wiring harness for damage.
  2. Check the ABS pump motor
  3. Clean or replace the ABS pump if necessary
  4. Reset the error and check the system

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