AutoCodes – Ford – P2316 Ford

P2316 Ford Code - Ignition Coil 'F' Primary Control Circuit High

Quick Answer

The current flow, or dwell, through the primary ignition coil is controlled by the Powertrain Control Module (PCM) by providing a switched ground path through the ignition coil driver to ground. Common causes include Faulty Ignition Coil 'F', Ignition Coil 'F' harness is open or shorted, Ignition Coil 'F' circuit poor electrical connection. 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 Ford indicates Ignition Coil 'F' Primary Control Circuit High.
Common causes
Common causes include Faulty Ignition Coil 'F', Ignition Coil 'F' harness is open or shorted, Ignition Coil 'F' circuit poor electrical connection.
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.
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Code Popularity 2,634
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P2316 Ford Description

The current flow, or dwell, through the primary ignition coil is controlled by the Powertrain Control Module (PCM) by providing a switched ground path through the ignition coil driver to ground. When the ignition coil driver is switched on, current rapidly builds up to a maximum value, determined by the coil inductance and resistance. When the current is switched off, the magnetic field collapses which induces a secondary high voltage surge and the spark plug is fired. This high voltage surge creates a flyback voltage which the PCM uses as a feedback during the ignition diagnostics. The PCM continuously monitors the ignition system for concerns. The P2316 code sets when the PCM detects a short to voltage in the circuit.
OBDII Code P2316 Ford - Ignition Coil 'F' Primary Control Circuit High - AutoCodes.com
P2316 Ford Code - Ignition Coil 'F' Primary Control Circuit High

What are the Possible Causes of the DTC P2316 Ford?

  • Faulty Ignition Coil 'F'
  • Ignition Coil 'F' harness is open or shorted
  • Ignition Coil 'F' circuit poor electrical connection

How to Fix the DTC P2316 Ford?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2316 Ford code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P2316 Ford code?

Need more information on how to fix the P2316 Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2316 Ford 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 P2316 Ford Code

1. What are the common symptoms of OBDII code P2316 in a Ford related to the Ignition Coil 'F' 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 P2316 in a Ford to indicate an issue with the Ignition Coil 'F' 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 P2316 in a Ford related to the Ignition Coil 'F' Primary Control Circuit High?

- Diagnosis typically involves using a scan tool to check for the specific code, inspecting the ignition coil and its circuitry for damage, and testing the ECM for proper functionality.

4. Can a DIY enthusiast repair the OBDII code P2316 in a Ford related to the Ignition Coil 'F' Primary Control Circuit High?

- While some simple repairs like replacing a faulty ignition coil or repairing damaged wiring can be done by a DIY enthusiast, complex ECM issues may require professional expertise.

5. Are there any tips for repairing the OBDII code P2316 in a Ford related to the Ignition Coil 'F' Primary Control Circuit High?

- Tips include checking and cleaning the connectors in the ignition coil circuit, ensuring proper grounding, and following the manufacturer's diagnostic procedure for accurate repairs.

6. How urgent is it to address the OBDII code P2316 in a Ford related to the Ignition Coil 'F' Primary Control Circuit High?

- It is recommended to address the issue promptly to prevent further engine damage and ensure optimal performance of the vehicle.

7. Is it safe to continue driving with the OBDII code P2316 in a Ford related to the Ignition Coil 'F' Primary Control Circuit High?

- It is not recommended to drive the vehicle with this issue, as it can lead to more severe problems like catalytic converter damage or complete engine failure.

8. Can weather conditions affect the triggering of the OBDII code P2316 in a Ford related to the Ignition Coil 'F' Primary Control Circuit High?

- Extreme weather conditions, such as heavy rain or extreme cold, can sometimes exacerbate existing issues with the ignition coil circuit and trigger the code.

9. How long does it typically take to repair the OBDII code P2316 in a Ford related to the Ignition Coil 'F' Primary Control Circuit High?

- Repair times can vary depending on the exact cause of the code, but simple fixes like replacing an ignition coil can usually be completed within a few hours.

10. Can regular maintenance help prevent the occurrence of the OBDII code P2316 in a Ford related to the Ignition Coil 'F' Primary Control Circuit High?

- Regular maintenance, such as checking and replacing ignition components at recommended intervals, can help prevent issues that may lead to the triggering of this code.

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