OBD Guide

C2402

ABS Motor Electrical

C2402 is an OBD-II diagnostic trouble code meaning: ABS Motor Electrical. Common causes: open circuit in the abs motor power supply circuit, short circuit in wiring. Estimated repair cost: $167–444.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$167–444 (est.)

Symptoms

  • The ABS indicator on the dashboard is on
  • ABS system does not work when braking
  • Reduced braking performance on slippery surfaces

Causes

  • Open circuit in the ABS motor power supply circuit
  • Short circuit in wiring
  • ABS relay malfunction
  • Internal malfunctions of the ABS motor
  • Corrosion of contacts or connectors

How to Fix

  1. Check voltage to ABS motor
  2. Inspect circuits and connectors for damage
  3. Check ABS relay
  4. Replace ABS motor or hydraulic unit if necessary

Related codes

FAQ

What does the C2402 code mean?

C2402 is an OBD-II diagnostic trouble code that indicates: ABS Motor Electrical

What causes a C2402 error code?

The most common causes of C2402 include: Open circuit in the ABS motor power supply circuit; Short circuit in wiring; ABS relay malfunction; Internal malfunctions of the ABS motor.

How do I fix a C2402 diagnostic trouble code?

To fix C2402: Check voltage to ABS motor. Inspect circuits and connectors for damage. Check ABS relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C2402?

Do not drive — repair immediately

How much does it cost to fix C2402?

The estimated repair cost for C2402 is $167–444. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat