AutoCodes – Generic – C0247

C0247 Code - Left Front Isolation Solenoid Circuit Shorted

Quick Answer

When left front isolation solenoid is needed, Electronic Brake Control Module (EBCM) will ground solenoid circuit to energize coil within the solenoid. 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: C0247 indicates Left Front Isolation Solenoid Circuit Shorted.
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.

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Code Popularity 3,443

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 04, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C0247 Description

When left front isolation solenoid is needed, Electronic Brake Control Module (EBCM) will ground solenoid circuit to energize coil within the solenoid. This will close isolation valve by magnetic force created by the solenoid coil.

OBDII Code C0247 - Left Front Isolation Solenoid Circuit Shorted - AutoCodes.com — C0247 Code - Left Front Isolation Solenoid Circuit Shorted

What does this mean?

What are the Possible Causes of the DTC C0247?

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 C0247?

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 C0247 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.

Need more information about the C0247 code?

Need more information on how to fix the C0247 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0247 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C0247 Buick — Left Front Isolation Solenoid Circuit Shorted
C0247 Cadillac — Left Front Isolation Solenoid Circuit Shorted
C0247 Chevrolet — Left Front Isolation Solenoid Circuit Shorted
C0247 GMC — Left Front Isolation Solenoid Circuit Shorted
C0247 Hummer — Left Front Isolation Solenoid Circuit Shorted
C0247 Pontiac — Left Front Isolation Solenoid Circuit Shorted
C0247 Saturn — Left Front Isolation Solenoid Circuit Shorted

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 C0247 Code

1. What are the common symptoms of OBDII code C0247 (Left Front Isolation Solenoid Circuit Shorted)?

- Common symptoms include the ABS warning light coming on, issues with the stability control system, and potential loss of traction control.

2. What does the OBDII code C0247 indicate about the Left Front Isolation Solenoid circuit?

- This code indicates that there is a short circuit detected in the Left Front Isolation Solenoid circuit of the ABS system.

3. What are some possible causes of OBDII code C0247?

- Possible causes include damaged wiring, a faulty isolation solenoid, a corroded connector, or problems with the ABS control module.

4. How can I diagnose the source of the circuit short causing OBDII code C0247?

- A thorough visual inspection of the wiring and connectors, testing the isolation solenoid, and checking the ABS control module can help pinpoint the issue.

5. Can driving with OBDII code C0247 cause further damage to the vehicle?

- Driving with this code may affect the ABS system's performance and potentially compromise vehicle safety, so it is recommended to address the issue promptly.

6. Is it safe to continue driving my vehicle with OBDII code C0247?

- It is not recommended to continue driving the vehicle with this code active, as it may impact the ABS system's functionality and compromise safety.

7. How can I repair OBDII code C0247 on my own?

- DIY repair options include checking and repairing any damaged wiring, replacing the isolation solenoid if necessary, and ensuring all connections are secure.

8. Will resetting the OBDII code C0247 clear the issue permanently?

- Resetting the code may temporarily turn off the warning light, but if the underlying issue causing the circuit short is not fixed, the code is likely to reappear.

9. What is the typical cost to repair OBDII code C0247 at a professional auto repair shop?

- The cost of repairing this code can vary depending on the exact cause, but it may range from $200 to $500, including parts and labor.

10. How long does it usually take to repair OBDII code C0247?

- Repair times can vary based on the specific issue, but most repairs related to this code can be completed within a few hours to a day at an auto repair shop.