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Engine-Codes – Generic – C2402

C2402 Code - ABS Motor Electrical

Quick Answer

The C2402 code relates to a fault in the ABS (anti-lock braking system) motor electrical circuit. Common causes include Faulty ABS motor, Damaged wiring or connectors in the ABS motor circuit, Short circuit in the electrical system. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
C2402 indicates ABS Motor Electrical.
Common causes
Common causes include Faulty ABS motor, Damaged wiring or connectors in the ABS motor circuit, Short circuit in the electrical system.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code C2402 Description

The C2402 code relates to a fault in the ABS (anti-lock braking system) motor electrical circuit. The ABS system is a crucial safety feature in modern vehicles that prevents wheels from locking up during hard braking, allowing the driver to maintain control and steer the vehicle safely. When the ABS motor electrical circuit malfunctions, it can lead to a loss of ABS functionality, compromising the vehicle's braking performance and safety.

OBDII Code C2402 - ABS Motor Electrical
C2402 Code - ABS Motor Electrical

Common Causes of C2402

  1. Faulty ABS motor
  2. Damaged wiring or connectors in the ABS motor circuit
  3. Short circuit in the electrical system
  4. ABS control module malfunction
  5. Corrosion or water damage in the ABS motor components

Symptoms of C2402

  1. Illumination of the ABS warning light on the dashboard
  2. ABS system not engaging or feeling different during braking
  3. Unusual noises coming from the ABS motor
  4. Loss of traction control functionality
  5. Difficulty stopping the vehicle on slippery surfaces

How to Fix C2402

  1. Diagnose the ABS system using a professional diagnostic tool to pinpoint the exact cause of the issue.
  2. Inspect the wiring and connectors for any damage or corrosion, repairing or replacing them as necessary.
  3. Test the ABS motor for proper functionality and replace it if it is found to be faulty.
  4. Check the ABS control module for any faults and replace it if needed.
  5. Clear the fault codes from the ABS system and perform a test drive to ensure that the issue has been resolved.

Cost to Fix C2402

The cost of repairing the ABS motor electrical issue can vary depending on the specific cause of the problem and the type of vehicle. On average, the parts for this repair can range from $200 to $600, while the labor costs may add an additional $100 to $300. Therefore, the total repair cost could be anywhere from $300 to $900. It's important to note that these are rough estimates, and actual costs may differ based on the factors mentioned earlier. It is recommended to consult with a trusted mechanic or auto repair shop for a more accurate cost estimate.

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Code C2402 Information for Specific Makes

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C2402 Code

1. What are the common symptoms of OBDII code C2402 (ABS Motor Electrical)?

The common symptoms of OBDII code C2402 (ABS Motor Electrical) include the ABS warning light illuminating on the dashboard, loss of ABS functionality, and potential issues with the vehicle's braking system.

2. What are the possible causes of OBDII code C2402 (ABS Motor Electrical)?

Possible causes of OBDII code C2402 (ABS Motor Electrical) include a faulty ABS motor, damaged wiring or connectors in the ABS system, or issues with the ABS control module.

3. How can I diagnose OBDII code C2402 (ABS Motor Electrical)?

Diagnosing OBDII code C2402 (ABS Motor Electrical) typically involves using an OBDII scanner to retrieve the code, conducting a visual inspection of the ABS system components, and testing the ABS motor and related circuits for faults.

4. Can I still drive my vehicle with OBDII code C2402 (ABS Motor Electrical) present?

It is not recommended to drive your vehicle with OBDII code C2402 (ABS Motor Electrical) present, as it may indicate a serious issue with the ABS system that could compromise your vehicle's braking performance and safety.

5. How can I repair OBDII code C2402 (ABS Motor Electrical)?

Repairing OBDII code C2402 (ABS Motor Electrical) typically involves replacing a faulty ABS motor, repairing damaged wiring or connectors, or addressing issues with the ABS control module.

6. Are there any DIY tips for fixing OBDII code C2402 (ABS Motor Electrical)?

DIY tips for fixing OBDII code C2402 (ABS Motor Electrical) include checking and cleaning ABS system connectors, ensuring proper grounding of the ABS motor, and following manufacturer-specific repair procedures.

7. Can a malfunctioning ABS motor cause other ABS-related trouble codes to appear?

Yes, a malfunctioning ABS motor can cause other ABS-related trouble codes to appear, as issues with one component of the ABS system can affect the overall functionality and trigger additional fault codes.

8. Is OBDII code C2402 (ABS Motor Electrical) a common issue in certain vehicle makes or models?

OBDII code C2402 (ABS Motor Electrical) may be more common in certain vehicle makes or models known for ABS system issues, but it can potentially occur in any vehicle equipped with an ABS system.

9. How much does it typically cost to repair OBDII code C2402 (ABS Motor Electrical) at a professional auto repair shop?

The cost to repair OBDII code C2402 (ABS Motor Electrical) at a professional auto repair shop can vary depending on the extent of the issue, the necessary parts and labor, and the specific vehicle make and model. Costs may range from a few hundred to over a thousand dollars.

10. Can resetting the ABS system clear OBDII code C2402 (ABS Motor Electrical)?

Resetting the ABS system may temporarily clear OBDII code C2402 (ABS Motor Electrical), but if the underlying issue is not addressed and repaired, the code is likely to reappear. It is recommended to diagnose and fix the root cause of the code for a lasting solution.

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