OBD Guide
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C12E9

ABS Pump Motor Stuck On

C12E9 is an OBD-II diagnostic trouble code meaning: ABS Pump Motor Stuck On. Common causes: mechanical jamming of the abs pump motor, abs pump relay malfunction. 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
  • Unusual noises from the ABS pump area
  • Reduced braking performance
  • ABS pump overheating

Causes

  • Mechanical jamming of the ABS pump motor
  • ABS pump relay malfunction
  • Short circuit in wiring harness
  • Problems with the ABS control unit

How to Fix

  1. Check the condition of the ABS pump motor for mechanical damage.
  2. Check the ABS pump relay and replace if necessary
  3. Check the wiring harness for short circuits or breaks.
  4. Check the ABS control unit for errors
  5. Replace ABS pump motor if necessary

Related codes

C12E8C12EAC12EB

FAQ

What does the C12E9 code mean?

C12E9 is an OBD-II diagnostic trouble code that indicates: ABS Pump Motor Stuck On

What causes a C12E9 error code?

The most common causes of C12E9 include: Mechanical jamming of the ABS pump motor; ABS pump relay malfunction; Short circuit in wiring harness; Problems with the ABS control unit.

How do I fix a C12E9 diagnostic trouble code?

To fix C12E9: Check the condition of the ABS pump motor for mechanical damage.. Check the ABS pump relay and replace if necessary. Check the wiring harness for short circuits or breaks.. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C12E9?

Limited driving only, diagnose soon

How much does it cost to fix C12E9?

The estimated repair cost for C12E9 is $167–333. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat