AutoCodes – Nissan – P0328 2007 Nissan Pathfinder

P0328 2007 Nissan Pathfinder Code - Knock Sensor Circuit High Input- Bank 1

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: P0328 2007 Nissan Pathfinder indicates Knock Sensor Circuit High Input- Bank 1.
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 4,902

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
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0328 2007 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 P0328 2007 Nissan Pathfinder - Knock Sensor Circuit High Input- Bank 1 - AutoCodes.com — P0328 2007 Nissan Pathfinder Code - Knock Sensor Circuit High Input- Bank 1

What does this mean?

What are the Possible Causes of the DTC P0328 2007 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 P0328 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.

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 P0328 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.

Need more information about the P0328 2007 Nissan Pathfinder 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 P0328 2007 Nissan Pathfinder Code

1. What does the OBDII code P0328 mean on a 2007 Nissan Pathfinder?

P0328 indicates a "Knock Sensor Circuit High Input - Bank 1," meaning the knock sensor has detected a signal voltage that is higher than expected, possibly due to a malfunction.

2. What are the symptoms of P0328 on a 2007 Nissan Pathfinder?

Common symptoms include reduced engine performance, poor fuel economy, engine knocking or pinging under load, and possibly an illuminated Check Engine Light.

3. What causes the P0328 code on a 2007 Nissan Pathfinder?

Potential causes include a faulty knock sensor, damaged wiring or connectors in the knock sensor circuit, excessive engine vibrations, or an engine control module (ECM) issue.

4. Where is the knock sensor located on a 2007 Nissan Pathfinder?

The knock sensor is typically located on the engine block, cylinder head, or intake manifold, near Bank 1, which refers to the side of the engine with cylinder #1.

5. Can I drive my 2007 Nissan Pathfinder with a P0328 code?

While the vehicle may still be drivable, prolonged operation with a P0328 code can lead to engine damage due to improper timing adjustments or unresolved knocking issues.

6. How do I diagnose the P0328 code on a 2007 Nissan Pathfinder?

Start by inspecting the knock sensor and its wiring for damage or corrosion. Use a multimeter to check the sensor's resistance and verify proper voltage signals. A professional scan tool can also monitor real-time data from the knock sensor.

7. How do I fix the P0328 code on a 2007 Nissan Pathfinder?

Repairs may involve replacing the knock sensor, repairing or replacing damaged wiring or connectors, and ensuring the engine is running smoothly without excess vibration.

8. How much does it cost to fix the P0328 code on a 2007 Nissan Pathfinder?

The cost to replace a knock sensor can range from $150 to $400, including parts and labor, but costs may vary based on the extent of wiring or additional repairs needed.

9. Will a faulty knock sensor affect engine performance?

Yes, a faulty knock sensor can cause the engine control module to misadjust timing, leading to reduced performance, poor fuel efficiency, and potential engine damage.

10. Can a P0328 code be caused by bad fuel?

Yes, using low-octane or poor-quality fuel can cause engine knocking, which may trigger the P0328 code if the knock sensor detects excessive pre-detonation.