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P2316 2016 GMC Sierra Code - Ignition Coil 6 Control Circuit High Voltage

Quick Answer

The diagnostic trouble code P2316 for a 2016 GMC Sierra indicates an issue with the ignition coil 6 control circuit experiencing high voltage. Common causes include Faulty ignition coil, Damaged wiring or connectors in the control circuit, Corrosion or poor connections in the ignition 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
P2316 2016 GMC Sierra indicates Ignition Coil 6 Control Circuit High Voltage.
Common causes
Common causes include Faulty ignition coil, Damaged wiring or connectors in the control circuit, Corrosion or poor connections in the ignition 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 13, 2024
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Code P2316 2016 GMC Sierra Description

The diagnostic trouble code P2316 for a 2016 GMC Sierra indicates an issue with the ignition coil 6 control circuit experiencing high voltage. The ignition coil is a crucial component of the vehicle's ignition system, responsible for converting the low voltage from the battery into the high voltage needed to ignite the air-fuel mixture in the engine's cylinders. When the control circuit for ignition coil 6 registers high voltage, it can lead to a range of performance issues and potential long-term effects if not addressed promptly.

OBDII Code P2316 2016 GMC Sierra - Ignition Coil 6 Control Circuit High Voltage
P2316 2016 GMC Sierra Code - Ignition Coil 6 Control Circuit High Voltage

Common Causes of P2316 2016 GMC Sierra

  1. Faulty ignition coil
  2. Damaged wiring or connectors in the control circuit
  3. Corrosion or poor connections in the ignition system
  4. Electrical issues such as a short circuit or voltage spikes
  5. Engine overheating leading to ignition system malfunctions

Symptoms of P2316 2016 GMC Sierra

  1. Engine misfires
  2. Rough idling or stalling
  3. Decreased fuel efficiency
  4. Illumination of the check engine light
  5. Loss of power or acceleration

How to Fix P2316 2016 GMC Sierra

  1. Begin by diagnosing the specific cause of the high voltage in the ignition coil 6 control circuit using a multimeter and conducting a thorough inspection of the wiring and connectors.
  2. Replace the faulty ignition coil if it is determined to be the source of the issue.
  3. Repair or replace any damaged wiring or connectors in the control circuit.
  4. Clear the diagnostic trouble code from the vehicle's computer using an OBD-II scanner.
  5. Test the vehicle to ensure that the ignition system is functioning properly and that the issue has been resolved.

Cost to Fix P2316 2016 GMC Sierra

The typical repair costs for addressing the ignition coil 6 control circuit high voltage issue can range from $150 to $400, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, with rates potentially higher in metropolitan areas or at dealerships, and lower at independent shops. It's recommended to inquire about local rates for a more accurate cost estimate.

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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 P2316 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code P2316 in a 2016 GMC Sierra related to Ignition Coil 6 Control Circuit High Voltage?

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

2. What are the possible causes of the OBDII code P2316 in a 2016 GMC Sierra indicating Ignition Coil 6 Control Circuit High Voltage?

- Potential causes include a faulty ignition coil, damaged wiring or connectors, corrosion in the electrical system, or a problem with the Engine Control Module (ECM).

3. How can I diagnose the OBDII code P2316 in my 2016 GMC Sierra associated with Ignition Coil 6 Control Circuit High Voltage?

- Diagnostic steps may include visually inspecting the ignition coil and its connections, testing the coil's resistance, checking for damaged wires, and using a scan tool to monitor data and identify potential issues.

4. Can I drive my 2016 GMC Sierra with the OBDII code P2316 for Ignition Coil 6 Control Circuit High Voltage?

- It is not recommended to drive the vehicle with this code active, as it can lead to further damage to the ignition system and potentially cause more severe issues.

5. How can I repair the OBDII code P2316 in my 2016 GMC Sierra related to Ignition Coil 6 Control Circuit High Voltage?

- Repair options may include replacing the faulty ignition coil, repairing damaged wiring or connectors, cleaning or replacing corroded parts, or resetting the ECM after fixing the issue.

6. Will resetting the Check Engine Light clear the OBDII code P2316 in my 2016 GMC Sierra indicating Ignition Coil 6 Control Circuit High Voltage?

- Resetting the Check Engine Light may temporarily turn off the light, but the underlying issue causing the code will still need to be diagnosed and repaired to prevent it from reoccurring.

7. How much does it typically cost to repair the OBDII code P2316 in a 2016 GMC Sierra associated with Ignition Coil 6 Control Circuit High Voltage?

- The cost of repair can vary depending on the specific issue causing the code, but it may range from $100 to $300 for parts and labor.

8. Can a DIY enthusiast fix the OBDII code P2316 in a 2016 GMC Sierra for Ignition Coil 6 Control Circuit High Voltage?

- Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to diagnose and repair this code themselves by following proper diagnostic procedures and using the right tools.

9. How urgent is it to address the OBDII code P2316 in a 2016 GMC Sierra indicating Ignition Coil 6 Control Circuit High Voltage?

- It is important to address this code promptly to prevent potential damage to the engine and catalytic converter, as well as to ensure optimal vehicle performance and fuel efficiency.

10. Are there any preventative maintenance measures I can take to avoid the OBDII code P2316 in my 2016 GMC Sierra related to Ignition Coil 6 Control Circuit High Voltage?

- Regularly checking and maintaining the ignition system, including inspecting and cleaning connectors, can help prevent issues that may lead to this code from occurring.

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