AutoCodes – Nissan – P0333 2012 Nissan Pathfinder

P0333 2012 Nissan Pathfinder Code - Knock Sensor 2 Circuit High Input Bank 2

Quick Answer

The knock sensor is attached to the cylinder block. Common causes include Faulty knock sensor, Knock sensor circuit poor electrical connection, Knock sensor harness is open or shorted. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: P0333 2012 Nissan Pathfinder indicates Knock Sensor 2 Circuit High Input Bank 2.
Common causes: Common causes include Faulty knock sensor, Knock sensor circuit poor electrical connection, Knock sensor harness is open or shorted.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 2,896

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0333 2012 Nissan Pathfinder Description

The knock sensor is attached to the cylinder block. It senses engine knocking using a piezoelectric element. A knocking vibration from the cylinder block is sensed as vibrational pressure. This pressure is converted into a voltage signal and sent to the Engine Control Module (ECM).

OBDII Code P0333 2012 Nissan Pathfinder - Knock Sensor 2 Circuit High Input Bank 2 - AutoCodes.com — P0333 2012 Nissan Pathfinder Code - Knock Sensor 2 Circuit High Input Bank 2

What does this mean?

What are the Possible Causes of the DTC P0333 2012 Nissan Pathfinder?

Faulty knock sensor
Knock sensor circuit poor electrical connection
Knock sensor harness is open or shorted
Faulty Engine Control Module (ECM)

How to Fix the DTC P0333 2012 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.

What does this mean?

Code Tech Notes

The P0327 code means that the Knock Sensor is not working properly. Problems with the knock sensor will not cause an engine performance problems for most models if you have any other codes fix those first before replacing the knock sensor.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0333 2012 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.

Need more information about the P0333 2012 Nissan Pathfinder code?

Need more information on how to fix the P0333 2012 Nissan Pathfinder code? Get Access to Factory Service Manuals

Need Help with the 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 P0333 2012 Nissan Pathfinder Code

1. What are the common symptoms of OBDII code P0333 in a 2012 Nissan Pathfinder?

- Common symptoms include engine knocking noise, decreased engine performance, and possibly an illuminated Check Engine light.

2. What does the OBDII code P0333 "Knock Sensor 2 Circuit High Input Bank 2" mean for a 2012 Nissan Pathfinder?

- This code indicates that the engine control module (ECM) has detected a high voltage signal from the knock sensor 2 in bank 2 of the engine.

3. What are some possible causes of OBDII code P0333 in a 2012 Nissan Pathfinder?

- The code P0333 can be triggered by faulty knock sensor 2, wiring issues in the circuit, poor electrical connections, or a problem with the ECM itself.

4. How can I diagnose the cause of OBDII code P0333 in my 2012 Nissan Pathfinder?

- Diagnostic steps may include checking the wiring and connections related to knock sensor 2, testing the sensor's resistance, and using a scan tool to monitor sensor data.

5. Can driving with OBDII code P0333 in a 2012 Nissan Pathfinder damage the engine?

- Continuing to drive with this code may lead to potential engine damage due to inaccurate timing adjustments caused by the malfunctioning knock sensor.

6. Is it safe to ignore OBDII code P0333 in a 2012 Nissan Pathfinder?

- Ignoring the code can result in poor engine performance, reduced fuel efficiency, and potential long-term engine damage, so it is not recommended to ignore it.

7. How can I repair OBDII code P0333 in a 2012 Nissan Pathfinder?

- Repair options include replacing the faulty knock sensor 2, repairing any damaged wiring or connections, and ensuring proper installation to clear the code.

8. Can a DIY enthusiast fix OBDII code P0333 in a 2012 Nissan Pathfinder?

- Depending on the level of expertise, a DIY enthusiast may be able to replace the knock sensor 2 and address basic wiring issues, but professional help is recommended for accurate diagnosis and repair.

9. What is the typical cost to repair OBDII code P0333 in a 2012 Nissan Pathfinder at a mechanic or dealership?

- Repair costs can vary but generally include the price of a new knock sensor 2, labor charges for installation, and diagnostic fees, ranging from $200 to $500 or more.

10. How can I prevent OBDII code P0333 from reoccurring in my 2012 Nissan Pathfinder after repair?

- To prevent the code from reoccurring, it's essential to use high-quality replacement parts, ensure proper installation, and conduct regular maintenance checks to avoid future sensor issues.