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C0247 Pontiac Code - Left Front Isolation Solenoid Circuit Shorted

Quick Answer

The C0247 diagnostic trouble code (DTC) for Pontiac vehicles indicates that there is a short circuit in the left front isolation solenoid circuit. Common causes include Wiring harness damage or corrosion, Faulty isolation solenoid, Electrical short circuit. 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 Pontiac indicates Left Front Isolation Solenoid Circuit Shorted.
Common causes
Common causes include Wiring harness damage or corrosion, Faulty isolation solenoid, Electrical short circuit.
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 14, 2024
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Code C0247 Pontiac Description

The C0247 diagnostic trouble code (DTC) for Pontiac vehicles indicates that there is a short circuit in the left front isolation solenoid circuit. The isolation solenoid is a component of the vehicle's anti-lock braking system (ABS) that helps regulate the pressure in the brake lines to prevent wheel lock-up during braking. When this solenoid circuit is shorted, it can lead to issues with the ABS system, affecting the vehicle's braking performance and overall safety.

OBDII Code C0247 Pontiac - Left Front Isolation Solenoid Circuit Shorted
C0247 Pontiac Code - Left Front Isolation Solenoid Circuit Shorted

Common Causes of C0247 Pontiac

  1. Wiring harness damage or corrosion
  2. Faulty isolation solenoid
  3. Electrical short circuit
  4. Poor electrical connections
  5. Water or debris intrusion in the solenoid circuit

Symptoms of C0247 Pontiac

  1. Illuminated ABS warning light on the dashboard
  2. ABS system malfunction or failure
  3. Increased stopping distance during braking
  4. Unusual noises or vibrations during braking
  5. Uneven braking pressure between wheels

How to Fix C0247 Pontiac

  1. Diagnose the specific cause of the shorted isolation solenoid circuit using a diagnostic scanner and multimeter.
  2. Inspect the wiring harness for damage, corrosion, or loose connections. Repair or replace any faulty wiring.
  3. Test the isolation solenoid for proper operation. Replace the solenoid if it is defective.
  4. Check for any electrical shorts in the circuit and repair as necessary.
  5. Clear the DTC from the vehicle's computer memory and test drive the vehicle to ensure the ABS system functions correctly.

Cost to Fix C0247 Pontiac

The typical repair costs for addressing a C0247 code on a Pontiac vehicle can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. In general, the cost of parts for a new isolation solenoid and any necessary wiring repairs can range from $150 to $300. Labor costs can add an additional $100 to $200, with total repair costs typically falling between $250 and $500. It is advisable to consult with a trusted mechanic or repair shop for a more accurate estimate based on the vehicle's make and model, as well as the local labor rates.

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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 C0247 Pontiac Code

1. What are the common symptoms of OBDII code C0247 in a Pontiac related to the Left Front Isolation Solenoid Circuit Shorted?

- Common symptoms include illuminated ABS warning light, traction control issues, and potential difficulty braking.

2. What could cause the Left Front Isolation Solenoid Circuit in a Pontiac to short and trigger code C0247?

- The most common causes are damaged wiring, a faulty solenoid, or a malfunctioning ABS control module.

3. How can I diagnose the source of the Left Front Isolation Solenoid Circuit short in my Pontiac when experiencing code C0247?

- Diagnosis involves inspecting the wiring harness for damage, testing the solenoid for proper function, and checking the ABS control module for faults.

4. Is it safe to continue driving my Pontiac with OBDII code C0247 indicating a Left Front Isolation Solenoid Circuit Shorted?

- It is not recommended to drive the vehicle with this code active, as it can affect the ABS and traction control systems, potentially compromising safety.

5. What are some repair tips for addressing OBDII code C0247 in a Pontiac due to a Left Front Isolation Solenoid Circuit Shorted?

- Repair tips include repairing or replacing damaged wiring, testing and replacing the solenoid if faulty, and recalibrating the ABS system if needed.

6. Can resetting the OBDII system clear code C0247 related to the Left Front Isolation Solenoid Circuit Shorted in my Pontiac?

- Resetting the system may temporarily clear the code, but it will likely return if the underlying issue causing the circuit short is not addressed.

7. How much does it typically cost to repair OBDII code C0247 in a Pontiac caused by a Left Front Isolation Solenoid Circuit Shorted?

- Costs can vary depending on the extent of the damage and parts needing replacement, but it may range from $200 to $600 at a repair shop.

8. Are there any preventative measures to avoid encountering OBDII code C0247 in a Pontiac due to a Left Front Isolation Solenoid Circuit Shorted?

- Regularly inspecting the ABS system components, maintaining the vehicle's electrical system, and addressing any warning lights promptly can help prevent this issue.

9. Can a DIY enthusiast with automotive knowledge repair OBDII code C0247 in a Pontiac related to a Left Front Isolation Solenoid Circuit Shorted?

- Depending on the individual's skill level and access to tools, some DIY repairs may be possible, but complex issues may require professional assistance.

10. Will clearing the code C0247 related to the Left Front Isolation Solenoid Circuit Shorted in my Pontiac resolve the underlying issue?

- Clearing the code without addressing the root cause, such as a circuit short or faulty solenoid, will not fix the problem and the code is likely to reappear.

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