Engine-CodesChevrolet – P2307 2015 Chevrolet Silverado

P2307 2015 Chevrolet Silverado Code - Ignition Coil 3 Control Circuit High Voltage

Quick Answer

The P2307 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado indicates a problem with the ignition coil 3 control circuit experiencing high voltage. Common causes include Faulty ignition coil, Damaged wiring or connectors in the ignition coil circuit, Issues with the engine control module (ECM). 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
P2307 2015 Chevrolet Silverado indicates Ignition Coil 3 Control Circuit High Voltage.
Common causes
Common causes include Faulty ignition coil, Damaged wiring or connectors in the ignition coil circuit, Issues with the engine control module (ECM).
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.
Table of contents Created and updated by William Orellana on Sep 16, 2024
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Code P2307 2015 Chevrolet Silverado Description

The P2307 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado indicates a problem with the ignition coil 3 control circuit experiencing high voltage. This code is specifically related to the ignition coil for cylinder 3 in the engine. The ignition coil is responsible for converting the low voltage from the battery into the high voltage needed to create a spark in the spark plugs, which ignites the air-fuel mixture in the combustion chamber.

OBDII Code P2307 2015 Chevrolet Silverado - Ignition Coil 3 Control Circuit High Voltage
P2307 2015 Chevrolet Silverado Code - Ignition Coil 3 Control Circuit High Voltage

Common Causes of P2307 2015 Chevrolet Silverado

  1. Faulty ignition coil
  2. Damaged wiring or connectors in the ignition coil circuit
  3. Issues with the engine control module (ECM)
  4. Problems with the power supply to the ignition coil
  5. Corrosion or moisture in the ignition coil circuit

Symptoms of P2307 2015 Chevrolet Silverado

  1. Engine misfires
  2. Rough idling
  3. Hesitation or stumbling during acceleration
  4. Decreased fuel efficiency
  5. Engine stalling

How to Fix P2307 2015 Chevrolet Silverado

  1. Begin by diagnosing the specific cause of the high voltage in the ignition coil 3 control circuit using a scan tool to pinpoint the issue.
  2. Inspect the ignition coil, wiring, and connectors for any visible damage or corrosion. Replace any damaged components.
  3. Test the power supply to the ignition coil to ensure it is within the correct voltage range.
  4. If the issue persists, replace the ignition coil for cylinder 3.
  5. Clear the DTC and test drive the vehicle to ensure the problem has been resolved.

Cost to Fix P2307 2015 Chevrolet Silverado

The cost of repairing the ignition coil 3 control circuit high voltage issue can vary depending on the specific cause of the problem. In general, the cost of replacing an ignition coil can range from $50 to $200, while the labor cost for this repair can range from $100 to $200. Additional costs may include diagnostic fees and any other necessary parts or repairs. It's recommended to consult with a qualified mechanic or auto repair shop for a more accurate estimate based on your vehicle's make and model, as well as 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 P2307 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P2307 in a 2015 Chevrolet Silverado?

- Common symptoms include rough idling, engine misfires, loss of power, and illuminated Check Engine light.

2. What does OBDII code P2307 on a 2015 Chevrolet Silverado indicate?

- OBDII code P2307 indicates a high voltage condition in the control circuit of ignition coil 3.

3. What are the potential causes of OBDII code P2307 in a 2015 Chevrolet Silverado?

- Potential causes include a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, or issues with the Engine Control Module (ECM).

4. How can I diagnose the OBDII code P2307 in my 2015 Chevrolet Silverado?

- Diagnose the code by checking the ignition coil 3 for proper operation, inspecting the wiring and connectors for any damage, and testing the ECM for faults.

5. Can I still drive my 2015 Chevrolet Silverado with OBDII code P2307 present?

- It is not recommended to drive the vehicle with code P2307 present, as it can lead to further damage and potential safety hazards.

6. How can I repair OBDII code P2307 in my 2015 Chevrolet Silverado?

- Repair the issue by replacing the faulty ignition coil, repairing any damaged wiring or connectors, and resetting the ECM to clear the code.

7. Is it possible to reset OBDII code P2307 in a 2015 Chevrolet Silverado without fixing the underlying issue?

- Resetting the code without fixing the underlying issue will only temporarily clear the Check Engine light, as the code is likely to reappear if the problem persists.

8. Are there any preventive measures to avoid OBDII code P2307 in a 2015 Chevrolet Silverado?

- Regularly inspecting and maintaining the ignition system, including the ignition coils and wiring, can help prevent issues that may trigger code P2307.

9. Can a DIY enthusiast fix OBDII code P2307 in a 2015 Chevrolet Silverado?

- Depending on their skill level and access to tools, a DIY enthusiast may be able to diagnose and replace the faulty ignition coil or repair damaged wiring causing code P2307.

10. How long does it typically take to repair OBDII code P2307 in a 2015 Chevrolet Silverado?

- The repair time for code P2307 can vary based on the extent of the issue, but replacing an ignition coil or repairing wiring typically takes a few hours to complete.

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