AutoCodes – Ford – P2307 Ford

P2307 Ford Code - Ignition Coil 'C' 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 'C', Ignition Coil 'C' harness is open or shorted, Ignition Coil 'C' 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
P2307 Ford indicates Ignition Coil 'C' Primary Control Circuit High.
Common causes
Common causes include Faulty Ignition Coil 'C', Ignition Coil 'C' harness is open or shorted, Ignition Coil 'C' 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 5,394
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 P2307 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 P2307 code sets when the PCM detects a short to voltage in the circuit.
OBDII Code P2307 Ford - Ignition Coil 'C' Primary Control Circuit High - AutoCodes.com
P2307 Ford Code - Ignition Coil 'C' Primary Control Circuit High

What are the Possible Causes of the DTC P2307 Ford?

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

How to Fix the DTC P2307 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 P2307 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 P2307 Ford code?

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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 P2307 Ford Code

1. What are the common symptoms of OBDII code P2307 for a Ford vehicle?

- Common symptoms include engine misfires, rough idling, poor acceleration, and possible stalling.

2. What could cause the Ignition Coil 'C' Primary Control Circuit High code on a Ford?

- Potential causes include a faulty ignition coil, damaged wiring or connectors, a failing PCM, or a problem with the ignition coil driver circuit.

3. How can I diagnose the issue causing code P2307 on my Ford?

- You can use a multimeter to check the resistance of the ignition coil, inspect the wiring for any damage, and perform a thorough visual inspection of the ignition coil and related components.

4. Can I still drive my Ford with OBDII code P2307 present?

- It is not recommended to drive your vehicle with code P2307 active, as it can lead to further damage to the ignition system and potentially cause engine performance issues.

5. How do I repair the Ignition Coil 'C' Primary Control Circuit High code on my Ford?

- The repair may involve replacing the faulty ignition coil, repairing damaged wiring or connectors, or replacing the PCM if necessary.

6. Are there any specific Ford models known to have issues with code P2307?

- While code P2307 can occur in various Ford models, it is more commonly reported in vehicles like the Ford F-150, Focus, Fusion, and Escape.

7. Can a DIY enthusiast fix OBDII code P2307 on a Ford?

- Depending on your skill level and access to tools, it is possible to address the issue yourself by following repair guides and using the right diagnostic equipment.

8. Will resetting the trouble codes make OBDII code P2307 disappear permanently?

- Resetting the trouble codes may temporarily clear the code, but if the underlying issue causing P2307 is not fixed, the code is likely to reappear during driving.

9. Is it safe to ignore OBDII code P2307 for an extended period?

- Ignoring code P2307 can lead to reduced engine performance, potential damage to other components, and may result in more costly repairs down the line.

10. How much can I expect to pay for professional repairs related to OBDII code P2307 on a Ford?

- The cost of repairs for OBDII code P2307 can vary depending on the specific issue, but it may range from $100 to $500 or more, including parts and labor.

1. What are the common symptoms of OBDII code P2307 in a Ford vehicle?

- Common symptoms include engine misfires, rough idling, lack of power, and in some cases, the vehicle may not start.

2. What causes the OBDII code P2307 in a Ford vehicle?

- The most common cause of this code is a faulty ignition coil 'C', issues with the primary control circuit of the ignition coil, or wiring problems.

3. How can I diagnose the OBDII code P2307 in my Ford vehicle?

- Diagnosing the code involves checking the ignition coil 'C', inspecting the wiring for any damage, and testing the primary control circuit for proper functionality using a multimeter.

4. Can a DIY enthusiast repair the OBDII code P2307 in a Ford vehicle?

- Yes, if you have the necessary tools and skills, you can replace the faulty ignition coil 'C' or repair any wiring issues causing the code.

5. What are the repair tips for fixing the OBDII code P2307 in a Ford vehicle?

- Ensure proper diagnosis before replacing any parts, use OEM replacement parts, and clear the trouble codes after making the necessary repairs.

6. Is it safe to continue driving with the OBDII code P2307 in a Ford vehicle?

- It is not recommended to drive the vehicle with this code present, as it can lead to further engine damage and potential safety issues.

7. How much does it cost to repair the OBDII code P2307 in a Ford vehicle?

- The cost of repair can vary depending on the exact cause of the issue, but generally, replacing an ignition coil 'C' or repairing wiring can range from $100 to $300.

8. Can a bad spark plug cause the OBDII code P2307 in a Ford vehicle?

- While a bad spark plug can contribute to misfires, the P2307 code is specifically related to the ignition coil 'C' primary control circuit high, so it is unlikely caused by a single bad spark plug.

9. Will disconnecting the battery reset the OBDII code P2307 in a Ford vehicle?

- Disconnecting the battery may reset the code temporarily, but it is important to address the underlying issue causing the code to prevent it from reoccurring.

10. How long does it take to repair the OBDII code P2307 in a Ford vehicle?

- The repair time can vary depending on the exact cause of the issue and your level of experience, but it typically takes 1-2 hours to diagnose and repair the P2307 code.

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