AutoCodes – Infiniti – P0306 2006 Infiniti G35

P0306 2006 Infiniti G35 Code - Number 6 Cylinder Misfire Detected

Quick Answer

When a misfire occurs, engine speed will fluctuate. Common causes include Faulty spark plug 6, Clogged or faulty fuel injector 6, Faulty ignition coil 6. 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
P0306 2006 Infiniti G35 indicates Number 6 Cylinder Misfire Detected.
Common causes
Common causes include Faulty spark plug 6, Clogged or faulty fuel injector 6, Faulty ignition coil 6.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 5,402
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 29, 2024
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Code P0306 2006 Infiniti G35 Description

When a misfire occurs, engine speed will fluctuate. If the engine speed fluctuates enough to cause the Crankshaft Position (CKP) sensor signal to vary, the Engine Control Module (ECM) can determine that a misfire is occurring. The Diagnostic Trouble Code (DTC) will be set when the Engine Control Module monitors the crankshaft speed and has detected that engine cylinder #6 is misfiring.
OBDII Code P0306 2006 Infiniti G35 - Number 6 Cylinder Misfire Detected - AutoCodes.com
P0306 2006 Infiniti G35 Code - Number 6 Cylinder Misfire Detected

What are the Possible Causes of the DTC P0306 2006 Infiniti G35?

  • Faulty spark plug 6
  • Clogged or faulty fuel injector 6
  • Faulty ignition coil 6
  • Fuel injector 6 harness is open or shorted
  • Fuel injector 6 circuit poor electrical connection
  • Ignition coil 6 harness is open or shorted
  • Ignition coil 6 circuit poor electrical connection
  • Insufficient cylinder 6 compression
  • Incorrect fuel pressure
  • Intake air leak

How to Fix the DTC P0306 2006 Infiniti G35?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0306 2006 Infiniti G35 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 P0306 2006 Infiniti G35 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 P0306 2006 Infiniti G35 Code

1. What are common symptoms of OBDII code P0306 in a 2006 Infiniti G35?

- Common symptoms include engine misfires, rough idle, loss of power, and increased fuel consumption.

2. What are the possible causes of a number 6 cylinder misfire in a 2006 Infiniti G35?

- Potential causes include faulty ignition coil, spark plug, fuel injector, vacuum leak, or low compression in the cylinder.

3. How can I diagnose the cause of a cylinder 6 misfire in my 2006 Infiniti G35?

- Diagnose by checking the ignition components, fuel delivery system, vacuum lines, and performing a compression test on cylinder 6.

4. Can a dirty or clogged fuel injector cause the P0306 code in a 2006 Infiniti G35?

- Yes, a dirty or clogged fuel injector can lead to a misfire in cylinder 6, triggering the P0306 code.

5. Are there any simple repair tips for resolving a number 6 cylinder misfire in a 2006 Infiniti G35?

- Start by checking and replacing the spark plugs and ignition coil for cylinder 6, as these are common culprits for misfires.

6. Will driving with a P0306 code in a 2006 Infiniti G35 cause further damage to the engine?

- Continuing to drive with a cylinder 6 misfire can potentially damage the catalytic converter due to unburned fuel entering the exhaust system.

7. How important is it to address the P0306 code promptly in a 2006 Infiniti G35?

- It is crucial to address the code promptly to prevent more severe engine damage, poor fuel economy, and potential safety hazards while driving.

8. Can a faulty oxygen sensor trigger the P0306 code in a 2006 Infiniti G35?

- While a faulty oxygen sensor is not a direct cause of the misfire in cylinder 6, it can contribute to poor fuel mixture and combustion issues that may lead to the code.

9. Should I reset the OBDII code after repairing a number 6 cylinder misfire in my 2006 Infiniti G35?

- Yes, it is recommended to clear the code after fixing the issue to see if the repair was successful and to prevent false readings in the future.

10. How much can I expect to pay for professional repairs related to the P0306 code in a 2006 Infiniti G35?

- Repair costs can vary depending on the exact cause of the misfire, but expect to pay anywhere from $100 to $500 for parts and labor, excluding diagnostic fees.

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