AutoCodes – Volkswagen – P2307 Volkswagen

P2307 Volkswagen Code - Ignition Coil 3 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 3, Ignition Coil 3 harness is open or shorted, Ignition Coil 3 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 Volkswagen indicates Ignition Coil 3 Primary Control Circuit High.
Common causes
Common causes include Faulty Ignition Coil 3, Ignition Coil 3 harness is open or shorted, Ignition Coil 3 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 4,823
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 Volkswagen 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 Volkswagen - Ignition Coil 3 Primary Control Circuit High - AutoCodes.com
P2307 Volkswagen Code - Ignition Coil 3 Primary Control Circuit High

What are the Possible Causes of the DTC P2307 Volkswagen?

  • Faulty Ignition Coil 3
  • Ignition Coil 3 harness is open or shorted
  • Ignition Coil 3 circuit poor electrical connection

How to Fix the DTC P2307 Volkswagen?

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 Volkswagen 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.

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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 Volkswagen Code

1. What does OBDII code P2307 mean in a Volkswagen?

Code P2307 indicates a high voltage issue in the primary control circuit of ignition coil 3, typically caused by electrical faults or component failure.

2. What are the symptoms of the P2307 code in a Volkswagen?

Common symptoms include engine misfires, rough idling, poor acceleration, reduced fuel efficiency, and potential activation of the check engine light.

3. What causes the P2307 code in Volkswagen vehicles?

Possible causes include a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, a malfunctioning powertrain control module (PCM), or corroded connections.

4. Can I drive my Volkswagen with a P2307 code?

Driving with a P2307 code is not recommended, as it can lead to reduced performance, increased fuel consumption, and potential damage to the catalytic converter.

5. How can I diagnose a P2307 ignition coil issue?

Start by inspecting the ignition coil 3 and its wiring for visible damage, testing the coil with a multimeter, and checking for continuity in the circuit. A scan tool can also help monitor live data.

6. How do I fix the P2307 code in my Volkswagen?

Repairs may involve replacing the faulty ignition coil, repairing or replacing damaged wiring and connectors, or updating/reprogramming the PCM if necessary.

7. How much does it cost to fix the P2307 code in a Volkswagen?

The repair cost varies but typically ranges from $100 to $400, depending on whether the ignition coil or wiring needs replacement and labor costs at your location.

8. Can a bad spark plug cause the P2307 code?

While unlikely, a bad spark plug can sometimes contribute to ignition coil issues. It's best to inspect and replace the spark plug if needed when addressing this code.

9. Will clearing the P2307 code fix the problem?

Clearing the code will remove it temporarily, but the underlying issue must be addressed to prevent the code from returning and ensure proper engine performance.

10. Do I need professional help to fix the P2307 code?

If you're comfortable with basic electrical diagnostics and repairs, you can attempt to fix it yourself. Otherwise, it's best to consult a qualified mechanic to ensure the issue is resolved correctly.

Discuss the causes and fixes for P2307 Volkswagen OBDII Code

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