Engine-CodesMercury – P2319 Mercury

P2319 Mercury Code - Ignition Coil 'G' Primary Control Circuit High

Quick Answer

The P2319 diagnostic trouble code for Mercury vehicles indicates a problem with the ignition coil 'G' primary control circuit being too high. Common causes include Faulty ignition coil 'G', Wiring issues in the primary control circuit, Problems with the engine control module. 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
P2319 Mercury indicates Ignition Coil 'G' Primary Control Circuit High.
Common causes
Common causes include Faulty ignition coil 'G', Wiring issues in the primary control circuit, Problems with the engine control module.
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 09, 2024
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Code P2319 Mercury Description

The P2319 diagnostic trouble code for Mercury vehicles indicates a problem with the ignition coil 'G' primary control circuit being too high. The ignition coil is a crucial component of the ignition system, responsible for generating the high voltage needed to ignite the air-fuel mixture in the combustion chamber. When the primary control circuit is reading as high, it means that the voltage or current in the circuit is above the normal operating range. This could be caused by a variety of issues, including wiring problems, a faulty ignition coil, or issues with the engine control module.

OBDII Code P2319 Mercury - Ignition Coil 'G' Primary Control Circuit High
P2319 Mercury Code - Ignition Coil 'G' Primary Control Circuit High

Common Causes of P2319 Mercury

  1. Faulty ignition coil 'G'
  2. Wiring issues in the primary control circuit
  3. Problems with the engine control module
  4. Corrosion or poor connections in the circuit
  5. Electrical interference or shorts in the system

Symptoms of P2319 Mercury

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

How to Fix P2319 Mercury

  1. Begin by conducting a visual inspection of the ignition coil 'G', primary control circuit wiring, and connections. Look for any signs of damage, corrosion, or loose connections.
  2. Use a multimeter to test the resistance and continuity of the ignition coil and primary control circuit. Compare the readings to the manufacturer's specifications to determine if any components are out of range.
  3. If the ignition coil is found to be faulty, replace it with a new, high-quality part. Make sure to follow the manufacturer's guidelines for installation.
  4. Check and repair any damaged or corroded wiring in the primary control circuit. Ensure all connections are secure and free of debris.
  5. Clear the diagnostic trouble codes from the vehicle's computer using a scan tool and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P2319 Mercury

The cost of repairing the Ignition Coil 'G' Primary Control Circuit High code on a Mercury vehicle can vary depending on several factors. On average, the cost of a new ignition coil can range from $50 to $200, depending on the brand and quality of the part. Labor costs for this repair can range from $100 to $300, depending on the shop's hourly rate and the complexity of the repair. Overall, the total cost of addressing this issue can range from $150 to $500. It's important to note that prices can vary based on location, vehicle make and model, and other factors, so it's advisable to obtain quotes from local auto repair shops for a more accurate 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 P2319 Mercury Code

1. What are the common symptoms of OBDII code P2319 in a Mercury related to the Ignition Coil 'G' Primary Control Circuit High?

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

2. What can cause the OBDII code P2319 in a Mercury to trigger the Ignition Coil 'G' Primary Control Circuit High?

- 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).

3. How can I diagnose the OBDII code P2319 in my Mercury for the Ignition Coil 'G' Primary Control Circuit High?

- You can diagnose this code by using a scan tool to check for the specific code, inspecting the ignition coil and related components for damage, and testing the circuit for proper voltage and continuity.

4. Can I still drive my Mercury with the OBDII code P2319 related to the Ignition Coil 'G' Primary Control Circuit High?

- It is not recommended to drive your vehicle with this code as it can lead to further damage to the engine and catalytic converter. It's best to address the issue promptly.

5. How can I repair the OBDII code P2319 in my Mercury for the Ignition Coil 'G' Primary Control Circuit High?

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

6. Are there any preventive measures to avoid the OBDII code P2319 in a Mercury for the Ignition Coil 'G' Primary Control Circuit High?

- Regular maintenance, such as periodic inspection of ignition components and timely replacement of worn-out parts, can help prevent this code from occurring.

7. Will resetting the Check Engine Light fix the OBDII code P2319 related to the Ignition Coil 'G' Primary Control Circuit High in my Mercury?

- Resetting the Check Engine Light may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to return.

8. How much does it typically cost to repair the OBDII code P2319 for the Ignition Coil 'G' Primary Control Circuit High in a Mercury?

- The cost of repair can vary depending on the exact cause of the issue and the labor rates in your area. It's advisable to consult a mechanic for an accurate estimate.

9. Can a DIY enthusiast fix the OBDII code P2319 in a Mercury related to the Ignition Coil 'G' Primary Control Circuit High?

- Depending on your skill level and access to tools, some DIY enthusiasts may be able to address this issue. However, it's crucial to have the necessary knowledge and follow proper repair procedures.

10. Is it safe to ignore the OBDII code P2319 related to the Ignition Coil 'G' Primary Control Circuit High in my Mercury?

- Ignoring this code can lead to performance issues, increased fuel consumption, and potential damage to other engine components. It's best to address it promptly to avoid further complications.

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