AutoCodes – Mitsubishi – P0330 Mitsubishi

P0330 Mitsubishi Code - Knock Sensor 2 Circuit

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 Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means: P0330 Mitsubishi indicates Knock Sensor 2 Circuit.
Common causes: Common causes include Faulty Knock Sensor, Knock Sensor circuit poor electrical connection, Knock Sensor harness is open or shorted.
Severity: Moderate - service should be scheduled soon.
Can I drive?: The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 4,990

How popular is this code, among other codes? Low

Repair Importance Level

Moderate (Service soon) (2 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 16, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P0330 Mitsubishi 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 P0330 Mitsubishi - Knock Sensor 2 Circuit - AutoCodes.com — P0330 Mitsubishi Code - Knock Sensor 2 Circuit

What does this mean?

What are the Possible Causes of the DTC P0330 Mitsubishi?

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 P0330 Mitsubishi?

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 P0330 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 P0330 Mitsubishi 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 P0330 Mitsubishi code?

Need more information on how to fix the P0330 Mitsubishi code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0330 Mitsubishi code diagnosed by a professional: Find a repair shop in your area

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 P0330 Mitsubishi Code

1. What does the OBDII code P0330 mean on a Mitsubishi?

P0330 indicates a problem with the Knock Sensor 2 Circuit, specifically a malfunction or abnormal signal from the sensor in Bank 2.

2. What are the common symptoms of a P0330 code?

Symptoms may include the Check Engine Light turning on, reduced engine performance, poor fuel economy, engine knocking or pinging, and possible hesitation during acceleration.

3. What causes the P0330 code in a Mitsubishi vehicle?

Common causes include a faulty knock sensor, damaged or corroded wiring, poor electrical connections, a failed PCM (Powertrain Control Module), or engine mechanical issues causing excessive vibration.

4. Can I drive my Mitsubishi with a P0330 code?

You can drive with a P0330 code, but prolonged operation may lead to engine damage due to uncontrolled detonation or knocking. Itâ€™s best to address the issue promptly.

5. How do I diagnose the P0330 code in my Mitsubishi?

Diagnosis involves checking the knock sensor and its wiring for damage or corrosion, testing the sensorâ€™s resistance, inspecting the PCM, and verifying engine mechanical conditions.

6. How do I fix a P0330 code on a Mitsubishi?

Repairs may include replacing the knock sensor, repairing or replacing damaged wiring, cleaning corroded connections, updating or reprogramming the PCM, or addressing engine issues.

7. Where is the knock sensor located in a Mitsubishi?

The knock sensor is typically located on the engine block, cylinder head, or intake manifold near Bank 2, depending on the model and engine configuration.

8. Can a bad knock sensor cause engine damage?

Yes, if a knock sensor fails and the engine experiences uncontrolled knocking, it can lead to severe damage over time, including piston or cylinder wear.

9. How much does it cost to fix a P0330 code on a Mitsubishi?

The cost can vary depending on parts and labor, but replacing a knock sensor typically ranges from $150 to $400, while wiring repairs or PCM replacement may cost more.

10. Will clearing the code fix the P0330 issue?

Clearing the code will temporarily turn off the Check Engine Light, but if the underlying problem isnâ€™t resolved, the code and symptoms will likely return.