OBD Guide
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C1111

ABS Pump Motor

C1111 is an OBD-II diagnostic trouble code meaning: ABS Pump Motor. Common causes: abs pump motor malfunction, problems with the pump wiring harness. Estimated repair cost: $167–333.

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

Related codes

C1112C1113C1114

FAQ

What does the C1111 code mean?

C1111 is an OBD-II diagnostic trouble code that indicates: ABS Pump Motor

What causes a C1111 error code?

The most common causes of C1111 include: ABS pump motor malfunction; Problems with the pump wiring harness; Mechanical wear of the pump; Pump clogged.

How do I fix a C1111 diagnostic trouble code?

To fix C1111: Check the ABS pump wiring harness for damage.. Check the ABS pump motor. Clean or replace the ABS pump if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1111?

Limited driving only, diagnose soon

How much does it cost to fix C1111?

The estimated repair cost for C1111 is $167–333. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat