Engine-CodesNissan – P0328 Nissan

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

Quick Answer

The P0328 code for Nissan vehicles indicates that there is a high input in the knock sensor circuit of Bank 1. Common causes include Faulty knock sensor, Wiring issues or shorts in the knock sensor circuit, Poor connections or corrosion in the sensor circuit. 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 Nissan indicates Knock Sensor Circuit High Input- Bank 1.
Common causes
Common causes include Faulty knock sensor, Wiring issues or shorts in the knock sensor circuit, Poor connections or corrosion in the sensor circuit.
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.
Table of contents Created and updated by William Orellana on Sep 06, 2024
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Code P0328 Nissan Description

The P0328 code for Nissan vehicles indicates that there is a high input in the knock sensor circuit of Bank 1. The knock sensor is a crucial component that detects abnormal combustion in the engine, which can lead to knocking or pinging. When the knock sensor detects these issues, it sends a signal to the engine control module (ECM) to adjust the ignition timing to prevent damage to the engine. A high input in the knock sensor circuit means that the sensor is detecting higher than normal levels of engine knock, which can result in poor engine performance, reduced fuel efficiency, and potential engine damage if left unresolved.

OBDII Code P0328 Nissan - Knock Sensor Circuit High Input- Bank 1
P0328 Nissan Code - Knock Sensor Circuit High Input- Bank 1

Common Causes of P0328 Nissan

  1. Faulty knock sensor
  2. Wiring issues or shorts in the knock sensor circuit
  3. Poor connections or corrosion in the sensor circuit
  4. Engine overheating
  5. Engine mechanical problems causing abnormal combustion

Symptoms of P0328 Nissan

  1. Engine knocking or pinging noises
  2. Decreased engine performance and acceleration
  3. Poor fuel economy
  4. Illuminated check engine light
  5. Engine stalling or misfiring

How to Fix P0328 Nissan

  1. Begin by diagnosing the specific cause of the high input in the knock sensor circuit using a scan tool to read the trouble code and perform further testing.
  2. Inspect the knock sensor and its wiring for any signs of damage, corrosion, or loose connections. Replace the knock sensor if necessary.
  3. Check the wiring harness for any shorts or breaks and repair or replace as needed.
  4. Clear the trouble code from the ECM's memory and test drive the vehicle to ensure that the issue has been resolved.
  5. If the problem persists, further diagnostics may be required to identify any underlying engine issues that could be causing abnormal combustion.

Cost to Fix P0328 Nissan

The typical repair costs for addressing a P0328 code in a Nissan vehicle can range from $200 to $500, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that labor rates at auto repair shops can vary, so it's recommended to obtain quotes from multiple shops to ensure a fair price. Additionally, additional diagnostic time may be needed to pinpoint the exact cause of the high input in the knock sensor circuit.

Tech Notes for P0328 Nissan

The P0328 code means that the Knock Sensor is not working properly. Problems with the knock sensor will not cause an engine performance problems. Replacing the knock sensor usually takes care of the problem.

When is the Code Detected?

An excessively high voltage from the sensor is sent to Electronic Control Module (ECM)

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Information for Specific Nissan Models

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 Nissan Code

1. What are the common symptoms of OBDII code P0328 in a Nissan indicating a Knock Sensor Circuit High Input?

The common symptoms include reduced engine performance, engine hesitation, increased fuel consumption, and in some cases, the Check Engine Light may illuminate.

2. What are the possible causes of the Knock Sensor Circuit High Input error code P0328 in a Nissan?

Some common causes include a faulty knock sensor, damaged wiring or connectors in the knock sensor circuit, or issues with the Engine Control Module (ECM).

3. How does a faulty knock sensor lead to the P0328 error code in a Nissan?

A faulty knock sensor may send incorrect signals to the ECM, indicating a high input from the sensor. This triggers the P0328 code as the ECM detects a malfunction in the knock sensor circuit.

4. Can driving with the OBDII code P0328 in a Nissan cause further damage to the vehicle?

Continued driving with the P0328 code may result in decreased engine performance and potential long-term engine damage due to inefficient ignition timing control.

5. How can I diagnose the P0328 code in my Nissan related to the Knock Sensor Circuit High Input?

Diagnosis typically involves using a scan tool to read the code, inspecting the knock sensor and its wiring for damage, and testing the sensor's resistance to determine if it is functioning correctly.

6. Is it possible to repair the P0328 code in a Nissan related to the Knock Sensor Circuit High Input without professional help?

While some DIY enthusiasts may be able to replace a faulty knock sensor themselves, diagnosing and repairing the underlying cause of the code may require professional expertise and specialized tools.

7. Are there any tips to prevent the recurrence of the P0328 code in a Nissan after repair?

Ensuring proper installation of the knock sensor, checking the wiring for any damage, and regularly inspecting the sensor's performance can help prevent the recurrence of the P0328 code.

8. How crucial is the knock sensor in a Nissan's engine system, and what role does it play?

The knock sensor is vital in detecting abnormal combustion within the engine and adjusting ignition timing accordingly to prevent engine knocking, which can lead to severe damage if left unaddressed.

9. Can extreme weather conditions or environmental factors trigger the P0328 code in a Nissan's Knock Sensor Circuit High Input?

Extreme temperatures or moisture exposure can potentially damage the knock sensor or its wiring, leading to a malfunction and triggering the P0328 code in a Nissan.

10. How long does it typically take to repair the OBDII code P0328 in a Nissan related to the Knock Sensor Circuit High Input?

The repair time for the P0328 code can vary based on the exact cause and the complexity of the repair needed, but it often takes a few hours to a full day for a professional technician to diagnose and fix the issue.

Discuss the causes and fixes for P0328 Nissan OBDII Code

  • I was driving and I noticed that my 2003 frontier was lacking power and then 2 minutes later I have to pulled over because it died . Battery was good .. but I looked underneath and I noticed the cat catalytic converter were bright red . Do you have any idea what's wrong with my truck

  • Usually when the the cat get too hot its because there is too much fuel. Either one of the injectors is leaking or the spark plugs are not firing. When was the last time you change the spark plugs? you could start with that.

  • any tips on removing the knock sensor, its a tight squeeze in there:

    I have a 2000 Nissan Sentra, 2.0 and im trying to replace the knock sensor but i just cant get my hand in there far enough to get any wiggle room with the 12mm ratchet, any suggestions?

  • You got to do it from underneath your Sentra, much easier.

  • I have an 03 Nissan XTerra. It died on me and will not crank again. I ran diagnostics and code P0328 came up. Could someone tell me if the knock sensor would cause it not to start. My check engine light never came on, just stalled on me while sitting still and wouldn't crank back.

  • No, in 30 years as a tech, I have never seen a knock sensor causing a no start problem. If the engine is no cranking, one of the most common problems is the starter motor. If the engine is cranking but does not turn over, then you should check the timing belt.