P0302 2007 Nissan Pathfinder Code - Number 2 Cylinder Misfire Detected
Quick Answer
When a misfire occurs, engine speed will fluctuate. Common causes include Faulty Spark Plug #2, Clogged or faulty Fuel Injector #2, Faulty Ignition Coil #2. 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
- P0302 2007 Nissan Pathfinder indicates Number 2 Cylinder Misfire Detected.
- Common causes
- Common causes include Faulty Spark Plug #2, Clogged or faulty Fuel Injector #2, Faulty Ignition Coil #2.
- 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.
Code P0302 2007 Nissan Pathfinder Description
What are the Possible Causes of the DTC P0302 2007 Nissan Pathfinder?
- Faulty Spark Plug #2
- Clogged or faulty Fuel Injector #2
- Faulty Ignition Coil #2
- Fuel Injector #2 harness is open or shorted
- Fuel Injector #2 circuit poor electrical connection
- Ignition Coil #2 harness is open or shorted
- Ignition Coil #2 circuit poor electrical connection
- Insufficient cylinder 2 compression
- Incorrect fuel pressure
- Intake air leak
How to Fix the DTC P0302 2007 Nissan Pathfinder?
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 P0302 2007 Nissan Pathfinder 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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Frequently Asked Questions about P0302 2007 Nissan Pathfinder Code
1. What does the OBDII code P0302 mean on a 2007 Nissan Pathfinder?
P0302 indicates a misfire in cylinder number 2, meaning it is not firing properly during the combustion process.
2. What are common symptoms of a P0302 code on a 2007 Nissan Pathfinder?
Symptoms include rough idling, engine hesitation, reduced power, increased fuel consumption, and the Check Engine Light illuminating.
3. What causes a P0302 code in a 2007 Nissan Pathfinder?
Common causes include a faulty spark plug, a bad ignition coil, a clogged fuel injector, low cylinder compression, or a vacuum leak near cylinder 2.
4. Can I drive my 2007 Nissan Pathfinder with a P0302 code?
While it may still run, driving with a misfire can damage the catalytic converter and cause further engine issues. It's best to address the problem promptly.
5. How do I diagnose a P0302 code on a 2007 Nissan Pathfinder?
Start by inspecting the spark plug and ignition coil for cylinder 2. Check for fuel injector operation, vacuum leaks, and perform a compression test if needed.
6. How do I fix a P0302 code on a 2007 Nissan Pathfinder?
Repairs may include replacing the spark plug or ignition coil for cylinder 2, cleaning or replacing the fuel injector, fixing vacuum leaks, or addressing compression issues.
7. How much does it cost to fix a P0302 code on a 2007 Nissan Pathfinder?
Costs vary depending on the issue. Replacing a spark plug or ignition coil can cost $100–$300, while fixing compression problems may be more expensive.
8. Can a dirty air filter cause a P0302 code on a 2007 Nissan Pathfinder?
While unlikely, a severely clogged air filter can restrict airflow and contribute to misfires. It’s a good idea to check and replace it if needed.
9. Could bad fuel cause a P0302 code in my 2007 Nissan Pathfinder?
Yes, contaminated or low-quality fuel can cause misfires. If you suspect bad fuel, try using a fuel system cleaner or replacing the fuel.
10. Will resetting the Check Engine Light fix a P0302 code on a 2007 Nissan Pathfinder?
Resetting the light won’t fix the underlying issue. The code will likely return until the root cause of the misfire is resolved.
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