OBD Guide

C05AE

ABS Pump Motor Calibration Not Learned

C05AE is an OBD-II diagnostic trouble code meaning: ABS Pump Motor Calibration Not Learned. Common causes: calibration failed after replacing unsigned abs unit, abs pump motor malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • The ABS indicator on the dashboard is on
  • The ABS system may not work correctly
  • Possible errors in related systems (ESC, TCS)

Causes

  • Calibration failed after replacing unsigned ABS unit
  • ABS pump motor malfunction
  • Problems with the wiring harness to the ABS pump
  • ABS control unit malfunction

How to Fix

  1. Diagnose the ABS system using a scanner
  2. Perform the ABS pump calibration procedure (if equipped)
  3. Check the integrity of the 1200 wires to the pump
  4. Make sure the pump motor and ABS control unit are in good condition.
  5. If necessary, replace faulty components

Related codes

Error C05AE by Vehicle Brand

FAQ

What does the C05AE code mean?

C05AE is an OBD-II diagnostic trouble code that indicates: ABS Pump Motor Calibration Not Learned

What causes a C05AE error code?

The most common causes of C05AE include: Calibration failed after replacing unsigned ABS unit; ABS pump motor malfunction; Problems with the wiring harness to the ABS pump; ABS control unit malfunction.

How do I fix a C05AE diagnostic trouble code?

To fix C05AE: Diagnose the ABS system using a scanner. Perform the ABS pump calibration procedure (if equipped). Check the integrity of the 1200 wires to the pump. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C05AE?

Limited driving only, diagnose soon

How much does it cost to fix C05AE?

The estimated repair cost for C05AE is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat