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P2306 2016 Chevrolet Silverado Code - Ignition Coil 3 Control Circuit Low Voltage

Quick Answer

The P2306 diagnostic trouble code (DTC) indicates a problem with the ignition coil 3 control circuit in a 2016 Chevrolet Silverado. Common causes include Faulty ignition coil, Damaged wiring or connectors in the ignition coil circuit, Defective powertrain control module (PCM). 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
P2306 2016 Chevrolet Silverado indicates Ignition Coil 3 Control Circuit Low Voltage.
Common causes
Common causes include Faulty ignition coil, Damaged wiring or connectors in the ignition coil circuit, Defective powertrain control module (PCM).
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 11, 2024
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Code P2306 2016 Chevrolet Silverado Description

The P2306 diagnostic trouble code (DTC) indicates a problem with the ignition coil 3 control circuit in a 2016 Chevrolet Silverado. The ignition coil is a crucial component of the ignition system that converts low-voltage battery power into the high-voltage spark needed to ignite the air-fuel mixture in the engine's combustion chamber. In this case, the control circuit for ignition coil 3 is experiencing low voltage, which can lead to improper spark plug firing and potential misfires.

OBDII Code P2306 2016 Chevrolet Silverado - Ignition Coil 3 Control Circuit Low Voltage
P2306 2016 Chevrolet Silverado Code - Ignition Coil 3 Control Circuit Low Voltage

Common Causes of P2306 2016 Chevrolet Silverado

  1. Faulty ignition coil
  2. Damaged wiring or connectors in the ignition coil circuit
  3. Defective powertrain control module (PCM)
  4. Problems with the ignition coil driver circuit
  5. Electrical issues such as corrosion or poor connections

Symptoms of P2306 2016 Chevrolet Silverado

  1. Rough idling or engine misfires
  2. Reduced fuel efficiency
  3. Engine stalling or hesitation during acceleration
  4. Lack of power or performance issues
  5. Check engine light illuminated on the dashboard

How to Fix P2306 2016 Chevrolet Silverado

  1. Diagnose the issue using a scan tool to confirm the P2306 code and pinpoint the exact cause.
  2. Inspect the ignition coil 3, wiring, and connectors for any visible damage or corrosion.
  3. Test the ignition coil using a multimeter to check for proper resistance and continuity.
  4. Replace the faulty ignition coil if necessary and ensure all connections are secure.
  5. Clear the DTC and test drive the vehicle to confirm that the issue has been resolved.

Cost to Fix P2306 2016 Chevrolet Silverado

The typical repair costs for addressing the P2306 code in a 2016 Chevrolet Silverado can range from $100 to $300, depending on the specific cause of the issue and the cost of replacement parts. This estimate includes the price of a new ignition coil, potential wiring repairs, and labor costs. It's important to note that diagnosis time and labor rates can vary, so it's advisable to check with local auto repair shops for a more accurate estimate based on your location and vehicle specifics.

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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 P2306 2016 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P2306 in a 2016 Chevrolet Silverado?

The common symptoms of OBDII code P2306 in a 2016 Chevrolet Silverado include rough idling, engine misfires, loss of power, and the Check Engine Light being illuminated.

2. What causes the OBDII code P2306 in a 2016 Chevrolet Silverado?

The OBDII code P2306 in a 2016 Chevrolet Silverado is typically caused by issues with the ignition coil 3 control circuit experiencing low voltage, which can be due to a faulty ignition coil, damaged wiring, or a poor connection.

3. How serious is the OBDII code P2306 in a 2016 Chevrolet Silverado?

While the vehicle may still be operational with the OBDII code P2306 present, it is important to address this issue promptly to prevent potential damage to the engine or catalytic converter and to ensure optimal performance and fuel efficiency.

4. Can I continue driving my 2016 Chevrolet Silverado with the OBDII code P2306?

It is not recommended to continue driving your 2016 Chevrolet Silverado with the OBDII code P2306 present, as it can lead to further complications and potential damage to the vehicle. It is advisable to have the issue diagnosed and repaired as soon as possible.

5. How can I diagnose the OBDII code P2306 in my 2016 Chevrolet Silverado?

Diagnosing the OBDII code P2306 in a 2016 Chevrolet Silverado typically involves using a scan tool to retrieve the specific fault code, inspecting the ignition coil and related wiring for any visible damage, and performing electrical tests to pinpoint the exact cause of the low voltage condition.

6. What is the typical repair for OBDII code P2306 in a 2016 Chevrolet Silverado?

The typical repair for OBDII code P2306 in a 2016 Chevrolet Silverado involves replacing the faulty ignition coil, repairing any damaged wiring or connectors, and clearing the fault code from the vehicle's engine control module.

7. Can I fix the OBDII code P2306 in my 2016 Chevrolet Silverado myself?

If you have experience working on automotive electrical systems and have access to the necessary tools and resources, you may be able to fix the OBDII code P2306 in your 2016 Chevrolet Silverado yourself. However, it is recommended to consult a professional if you are unsure or inexperienced.

8. How much does it cost to repair the OBDII code P2306 in a 2016 Chevrolet Silverado?

The cost of repairing the OBDII code P2306 in a 2016 Chevrolet Silverado can vary depending on the exact cause of the issue, the labor rates in your area, and whether you choose to do the repair yourself or have it done by a professional technician. Costs can range from a few hundred to over a thousand dollars.

9. Will the OBDII code P2306 in my 2016 Chevrolet Silverado reset on its own?

The OBDII code P2306 in a 2016 Chevrolet Silverado will not reset on its own. After the underlying issue causing the fault code has been diagnosed and repaired, the code will need to be cleared using a scan tool to reset the Check Engine Light and ensure the issue has been resolved.

10. How can I prevent the OBDII code P2306 from appearing in my 2016 Chevrolet Silverado in the future?

To prevent the OBDII code P2306 from appearing in your 2016 Chevrolet Silverado in the future, it is important to follow the manufacturer's recommended maintenance schedule, address any engine performance issues promptly, and regularly inspect the ignition system components for signs of wear or damage.

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