Engine-CodesChevrolet – P2312 2015 Chevrolet Silverado

P2312 2015 Chevrolet Silverado Code - Ignition Coil 5 Control Circuit Low Voltage

Quick Answer

The P2312 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado indicates an issue with the ignition coil 5 control circuit experiencing low voltage. Common causes include Faulty ignition coil, Damaged wiring or connectors in the control 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
P2312 2015 Chevrolet Silverado indicates Ignition Coil 5 Control Circuit Low Voltage.
Common causes
Common causes include Faulty ignition coil, Damaged wiring or connectors in the control 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 15, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P2312 2015 Chevrolet Silverado Description

The P2312 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado indicates an issue with the ignition coil 5 control circuit experiencing low 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 fuel-air mixture in the engine cylinders. When the control circuit for ignition coil 5 is detecting low voltage, it can lead to misfires, rough idling, and overall poor engine performance.

OBDII Code P2312 2015 Chevrolet Silverado - Ignition Coil 5 Control Circuit Low Voltage
P2312 2015 Chevrolet Silverado Code - Ignition Coil 5 Control Circuit Low Voltage

Common Causes of P2312 2015 Chevrolet Silverado

  1. Faulty ignition coil
  2. Damaged wiring or connectors in the control circuit
  3. Issues with the engine control module (ECM)
  4. Corrosion or poor connections in the ignition system
  5. Electrical issues such as a weak battery or alternator

Symptoms of P2312 2015 Chevrolet Silverado

  1. Engine misfires or hesitation during acceleration
  2. Rough idling or stalling
  3. Decreased fuel efficiency
  4. Illuminated check engine light
  5. Reduced engine performance

How to Fix P2312 2015 Chevrolet Silverado

  1. Begin by diagnosing the specific cause of the low voltage in ignition coil 5 using a diagnostic scanner to read the DTC and pinpoint the issue.
  2. Inspect the ignition coil, wiring, and connectors for any visible damage or corrosion. Replace any faulty components as needed.
  3. Test the voltage output from the ignition coil to ensure it is within the manufacturer's specifications.
  4. Check the ECM for any software updates or malfunctions that may be affecting the ignition system.
  5. Clear the DTC and test drive the vehicle to confirm that the issue has been resolved and that the engine is running smoothly.

Cost to Fix P2312 2015 Chevrolet Silverado

The typical repair costs for addressing the P2312 code on a 2015 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, replacing a faulty ignition coil can cost between $100 to $300, while addressing wiring or connector issues may range from $50 to $150. Labor costs can add an additional $80 to $150 per hour, depending on the shop's rates and location. Overall, the total repair cost for this issue could range from $150 to $500 or more, depending on the extent of the repairs needed. It is advisable to consult with a trusted mechanic or auto repair shop for a more accurate estimate based on the specific circumstances of the vehicle.

Need more information about the P2312 2015 Chevrolet Silverado code?

Need more information on how to fix the P2312 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2312 2015 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 P2312 2015 Chevrolet Silverado Code

1. What are common symptoms of OBDII code P2312 in a 2015 Chevrolet Silverado?

- Common symptoms include engine misfires, rough idling, decreased fuel efficiency, and the Check Engine light illuminating.

2. What does the OBDII code P2312 on a 2015 Chevrolet Silverado indicate?

- The code indicates a low voltage condition in the control circuit of ignition coil 5.

3. What are possible causes of OBDII code P2312 in a 2015 Chevrolet Silverado?

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

4. How can I diagnose the issue causing OBDII code P2312 in my 2015 Chevrolet Silverado?

- You can start by visually inspecting the wiring and connectors related to ignition coil 5, testing the ignition coil itself, and using a diagnostic scanner to check for any related codes or live data.

5. Can I continue driving my 2015 Chevrolet Silverado with OBDII code P2312?

- It is not recommended to continue driving with this code as it can lead to further engine damage or performance issues. It's best to address the underlying problem promptly.

6. How can I repair OBDII code P2312 on a 2015 Chevrolet Silverado?

- Repair options may include replacing the faulty ignition coil, repairing damaged wiring or connectors, or reprogramming the ECM if necessary.

7. Is it possible to clear the OBDII code P2312 on a 2015 Chevrolet Silverado without fixing the issue?

- Clearing the code without addressing the underlying problem will only temporarily turn off the Check Engine light. The issue will likely resurface if not repaired.

8. Are there any preventive maintenance tips to avoid OBDII code P2312 in a 2015 Chevrolet Silverado?

- Regularly inspecting and maintaining the ignition system components, such as spark plugs and ignition coils, can help prevent issues that may trigger this code.

9. Can a DIY enthusiast fix OBDII code P2312 in a 2015 Chevrolet Silverado?

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

10. How much does it typically cost to repair OBDII code P2312 on a 2015 Chevrolet Silverado?

- The cost can vary based on the exact cause of the issue, but generally, it may range from $100 to $300 for parts and labor, excluding additional diagnostic fees.

Discuss the causes and fixes for P2312 2015 Chevrolet Silverado OBDII Code

Code P2312 2015 Chevrolet Silverado comments

No comments found for this page.