AutoCodes – Buick – C0246 Buick

C0246 Buick Code - Electronic Brake Control Module Control Valve Circuit Malfunction

Quick Answer

The Anti-Lock Brake System (ABS) relay supplies battery voltage to six valve solenoids. Common causes include Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module (EBCM) harness is open or shorted, Electronic Brake Control Module (EBCM) circuit poor electrical connection. 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
C0246 Buick indicates Electronic Brake Control Module Control Valve Circuit Malfunction.
Common causes
Common causes include Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module (EBCM) harness is open or shorted, Electronic Brake Control Module (EBCM) circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,578
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 04, 2020
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Code C0246 Buick Description

The Anti-Lock Brake System (ABS) relay supplies battery voltage to six valve solenoids. The Electronic Brake Control Module (EBCM) microprocessor applies the grounds needed to activate each solenoid. The low side of each solenoid coil has a feedback circuit to the EBCM microprocessor. When a solenoid is commanded OFF, the feedback voltage is high. When a solenoid is commanded ON, the feedback voltage is low.
OBDII Code C0246 Buick - Electronic Brake Control Module Control Valve Circuit Malfunction - AutoCodes.com
C0246 Buick Code - Electronic Brake Control Module Control Valve Circuit Malfunction

What are the Possible Causes of the DTC C0246 Buick?

  • Faulty Electronic Brake Control Module (EBCM)
  • Electronic Brake Control Module (EBCM) harness is open or shorted
  • Electronic Brake Control Module (EBCM) circuit poor electrical connection

How to Fix the DTC C0246 Buick?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C0246 Buick code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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Need Help with the Code?

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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 C0246 Buick Code

1. What are the common symptoms of OBDII code C0246 in a Buick related to the Electronic Brake Control Module Control Valve Circuit Malfunction?

The common symptoms include the ABS warning light being illuminated on the dashboard, potential loss of traction control functionality, and the possibility of the vehicle going into a reduced power mode.

2. What are the possible causes of OBDII code C0246 in a Buick?

The code C0246 in a Buick is often caused by a malfunction in the electronic brake control module control valve circuit. This can be due to damaged wiring, a faulty control module, or issues with the control valve itself.

3. How can I diagnose the Electronic Brake Control Module Control Valve Circuit Malfunction in my Buick?

Diagnosing the issue involves using an OBDII scanner to retrieve the specific fault code (C0246), conducting a visual inspection of the wiring and connectors, and performing tests on the control module and control valve to identify the root cause of the malfunction.

4. Can I still drive my Buick with OBDII code C0246 present?

It is not recommended to drive your Buick with OBDII code C0246 present, as it can affect the proper functioning of the ABS system and traction control. It is advisable to address the issue promptly to ensure safe driving conditions.

5. How can I repair OBDII code C0246 in my Buick?

Repairing OBDII code C0246 involves fixing the underlying issue causing the Electronic Brake Control Module Control Valve Circuit Malfunction. This may include repairing or replacing damaged wiring, addressing faults in the control module, or replacing the control valve if necessary.

6. Is it possible to reset OBDII code C0246 in a Buick without fixing the issue?

While it is possible to clear the fault code using an OBDII scanner, it is not recommended to do so without addressing the root cause of the Electronic Brake Control Module Control Valve Circuit Malfunction. Ignoring the issue can lead to safety risks and potential further damage to the vehicle.

7. How much does it cost to repair OBDII code C0246 in a Buick?

The cost of repairing OBDII code C0246 can vary depending on the specific cause of the issue and the extent of the repairs needed. It is recommended to consult a professional mechanic for an accurate diagnosis and cost estimate.

8. Can a DIY enthusiast fix OBDII code C0246 in a Buick?

While some DIY enthusiasts may have the skills to diagnose and repair OBDII code C0246, it is a complex issue that may require specialized tools and expertise. It is advisable to seek help from a qualified mechanic to ensure the problem is properly addressed.

9. Will OBDII code C0246 cause my Buick to fail an emissions test?

OBDII code C0246 is related to the ABS system and traction control, not emissions. However, some states may have specific regulations regarding safety-related codes that could impact the vehicle's ability to pass an emissions test. It is best to address the issue promptly to avoid any complications.

10. How can I prevent OBDII code C0246 from occurring in my Buick in the future?

Regular maintenance and inspections of the ABS system, including the electronic brake control module and control valve, can help prevent issues like code C0246 from occurring. Keeping an eye out for warning signs and addressing any abnormalities promptly can also help avoid such malfunctions.

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