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Engine-Codes – Generic – C0246

C0246 Code - Electronic Brake Control Module Control Valve Circuit Malfunction

Quick Answer

The diagnostic trouble code C0246 indicates a malfunction in the control valve circuit of the Electronic Brake Control Module (EBCM). Common causes include Faulty wiring or connectors in the control valve circuit, Corrosion or damage to the EBCM, Electrical interference or short circuit in the 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
C0246 indicates Electronic Brake Control Module Control Valve Circuit Malfunction.
Common causes
Common causes include Faulty wiring or connectors in the control valve circuit, Corrosion or damage to the EBCM, Electrical interference or short circuit in the 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 06, 2024
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Code C0246 Description

The diagnostic trouble code C0246 indicates a malfunction in the control valve circuit of the Electronic Brake Control Module (EBCM). The EBCM is responsible for controlling the vehicle's electronic braking system, which includes features such as anti-lock brakes (ABS) and traction control. When this circuit malfunctions, it can lead to issues with the vehicle's braking system, compromising safety and performance.

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

Common Causes of C0246

  1. Faulty wiring or connectors in the control valve circuit
  2. Corrosion or damage to the EBCM
  3. Electrical interference or short circuit in the system
  4. Issues with the wheel speed sensors
  5. Internal failure of the EBCM

Symptoms of C0246

  1. Illuminated ABS warning light on the dashboard
  2. ABS system may not engage properly during braking
  3. Traction control system may not function correctly
  4. Brakes may feel spongy or unresponsive
  5. Increased stopping distance

How to Fix C0246

  1. Perform a thorough inspection of the control valve circuit, wiring, and connectors for any damage or corrosion.
  2. Test the EBCM for proper functioning and check for any fault codes stored in the system.
  3. Replace any damaged wiring or connectors and repair any corrosion on the EBCM.
  4. Test the wheel speed sensors and replace any faulty sensors if necessary.
  5. If the issue persists, consider replacing the EBCM with a new unit.

Cost to Fix C0246

The cost of repairing a C0246 code can vary depending on the extent of the damage and the specific parts that need to be replaced. On average, the repair cost for this issue can range from $200 to $600, including parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to get a detailed estimate from a qualified mechanic before proceeding with the repairs.

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Code C0246 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 C0246 Code

1. What does OBDII code C0246 mean?

C0246 indicates a malfunction in the Electronic Brake Control Module (EBCM) related to the control valve circuit.

2. What are the common symptoms of code C0246?

Symptoms may include the ABS warning light or traction control light being illuminated, reduced braking performance, and potential activation of fail-safe or limp mode.

3. What causes the C0246 code to trigger?

Common causes include a faulty control valve, damaged wiring or connectors in the control valve circuit, or a malfunctioning Electronic Brake Control Module.

4. Can I drive with code C0246 active?

While the vehicle may still be drivable, braking performance and safety features like ABS and traction control may be compromised, so it’s best to address the issue promptly.

5. How can I diagnose the C0246 code?

Diagnose by using an OBDII scanner, inspecting the control valve wiring and connectors for damage, and testing the EBCM and related components for faults.

6. How is the C0246 code fixed?

Repairs may involve replacing the faulty control valve, repairing or replacing damaged wiring or connectors, or replacing the Electronic Brake Control Module if necessary.

7. Can a low battery cause the C0246 code?

Yes, low voltage or electrical issues can sometimes lead to EBCM malfunctions and trigger related codes like C0246.

8. How much does it cost to fix the C0246 code?

Repair costs vary but can range from $150 for simple wiring repairs to over $1,000 if the EBCM or control valve needs replacement.

9. Will resetting the code fix the issue?

Resetting the code without addressing the underlying problem will likely cause the code to reappear, so repairs are necessary.

10. Can a dirty or damaged ABS sensor cause code C0246?

No, C0246 specifically relates to the control valve circuit and not the ABS sensors; however, ABS system issues can sometimes coincide with this code.

Discuss the causes and fixes for C0246 OBDII Code

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  • HELLO i have a 2002 suburban 5.3 2 wheel drive my abs pump kept running when i turned the truck off so i pulled the 60 amp fuse then i checked for code i got a abs code c0265 i replace the EBCM and guess what the same code so i took it to chevrolet and the tech said it was the EBCM that there was a problem in the relay circuit before the relay was on all the time and the pump ran constantly after the reman module same code so i went ahead and got a gm oem reman module i replaced it today and now the c0265 is gone and i have a c0245- c0246 any body have an idea of what i have to do i have data i have wheel speed readings relay comand is on. could it be a false connection at the big multiple wire connector at the EBCM or a ground honest i have no clue i have replaced many of these and never had this situation if any body has anything that can help i kindly will appreciate it god bless America and all those who keep us free of harms way.

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