AutoCodes – Infiniti – P0328 2005 Infiniti G35

P0328 2005 Infiniti G35 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 2005 Infiniti G35 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 4,289

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 2005 Infiniti G35 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 2005 Infiniti G35 - Knock Sensor Circuit High Input- Bank 1 - AutoCodes.com — P0328 2005 Infiniti G35 Code - Knock Sensor Circuit High Input- Bank 1

What does this mean?

What are the Possible Causes of the DTC P0328 2005 Infiniti G35?

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 2005 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.

What does this mean?

Code Tech Notes

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0328 2005 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 P0328 2005 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 P0328 2005 Infiniti G35 Code

1. What are the common symptoms of OBDII code P0328 on a 2005 Infiniti G35?

- Common symptoms include engine hesitation, poor acceleration, knocking or pinging noises, and a decrease in fuel efficiency.

2. What does the OBDII code P0328 "Knock Sensor Circuit High Input- Bank 1" on a 2005 Infiniti G35 indicate?

- This code indicates that the knock sensor in Bank 1 is detecting a high input signal, which can lead to engine performance issues.

3. What are the possible causes of OBDII code P0328 on a 2005 Infiniti G35?

- Possible causes include a faulty knock sensor, damaged wiring or connectors in the knock sensor circuit, or issues with the engine control module (ECM).

4. How can I diagnose the source of OBDII code P0328 on my 2005 Infiniti G35?

- A proper diagnosis involves checking the knock sensor and its wiring for any damage or corrosion, testing the knock sensor's resistance, and scanning the ECM for any related fault codes.

5. Can driving with OBDII code P0328 on a 2005 Infiniti G35 cause further damage to the vehicle?

- Continuing to drive with this code may lead to engine damage over time, as the knock sensor plays a crucial role in detecting abnormal engine vibrations and preventing detonation.

6. Is it safe to ignore OBDII code P0328 on a 2005 Infiniti G35 if the vehicle seems to be running fine?

- Ignoring this code is not recommended, as it can impact engine performance and fuel efficiency, and may lead to more serious issues if left unresolved.

7. What are some repair tips for fixing OBDII code P0328 on a 2005 Infiniti G35?

- Repair tips include replacing the knock sensor, repairing or replacing damaged wiring or connectors, and clearing the fault codes to see if the issue reoccurs.

8. Can a DIY enthusiast repair OBDII code P0328 on a 2005 Infiniti G35, or is it best left to a professional mechanic?

- While some DIY enthusiasts may be able to replace the knock sensor or repair wiring themselves, diagnosing and fixing the underlying issue may require professional expertise.

9. How much does it typically cost to repair OBDII code P0328 on a 2005 Infiniti G35 at a repair shop?

- The cost of repairing this code can vary depending on the root cause, but it may range from $200 to $500 for parts and labor at a repair shop.

10. Will resetting the OBDII code P0328 on a 2005 Infiniti G35 make it go away permanently?

- Simply resetting the code without addressing the underlying issue will not make it go away permanently; the root cause must be diagnosed and repaired to prevent the code from returning.