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Engine-Codes – Generic – C0284

C0284 Code - Electronic Brake Control Module Malfunction

Quick Answer

The C0284 code indicates a malfunction in the Electronic Brake Control Module (EBCM). Common causes include Faulty Electronic Brake Control Module, Damaged wiring or connectors in the brake system, Corrosion or moisture intrusion in the EBCM. 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
C0284 indicates Electronic Brake Control Module Malfunction.
Common causes
Common causes include Faulty Electronic Brake Control Module, Damaged wiring or connectors in the brake system, Corrosion or moisture intrusion in the EBCM.
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 Aug 19, 2024
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Code C0284 Description

The C0284 code indicates a malfunction in the Electronic Brake Control Module (EBCM). The EBCM is an essential component of the vehicle's electronic brake system, responsible for monitoring and controlling the braking functions. When this module malfunctions, it can lead to issues with the vehicle's braking system, affecting its performance and safety.

OBDII Code C0284 - Electronic Brake Control Module Malfunction
C0284 Code - Electronic Brake Control Module Malfunction

Common Causes of C0284

  1. Faulty Electronic Brake Control Module
  2. Damaged wiring or connectors in the brake system
  3. Corrosion or moisture intrusion in the EBCM
  4. Electrical issues in the brake system
  5. Software glitches in the EBCM

Symptoms of C0284

  1. Illumination of the ABS warning light on the dashboard
  2. Unresponsive or inconsistent braking performance
  3. Traction control or stability control system malfunctions
  4. Strange noises coming from the brake system
  5. Difficulty in braking or a spongy brake pedal

How to Fix C0284

  1. Diagnose the specific cause of the Electronic Brake Control Module malfunction using a diagnostic scanner.
  2. Inspect the wiring and connectors in the brake system for any damage or corrosion.
  3. Test the EBCM for proper functioning and replace it if necessary.
  4. Clear the diagnostic trouble codes from the vehicle's system.
  5. Test drive the vehicle to ensure that the issue has been resolved and that the ABS, TCS, and ESC systems are functioning correctly.

Cost to Fix C0284

The typical repair costs for addressing a malfunctioning Electronic Brake Control Module can range from $200 to $800, depending on the extent of the issue and the cost of the replacement parts. It is important to note that labor rates at auto repair shops can vary, so it is advisable to check with local shops for a more accurate estimate. Additionally, the cost may also vary based on the make and model of the vehicle.

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Code C0284 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.

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