AutoCodes – Scion – P0328 2005 Scion xB

P0328 2005 Scion xB Code - Knock Sensor 1 Circuit High Input

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 High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P0328 2005 Scion xB indicates Knock Sensor 1 Circuit High Input.
Common causes: Common causes include Faulty knock sensor, Knock sensor circuit poor electrical connection, Knock sensor harness is open or shorted.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 3,301

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 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 Scion xB 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 Scion xB - Knock Sensor 1 Circuit High Input - AutoCodes.com — P0328 2005 Scion xB Code - Knock Sensor 1 Circuit High Input

What does this mean?

What are the Possible Causes of the DTC P0328 2005 Scion xB?

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 Scion xB?

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. 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 Scion xB 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 Scion xB 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 Scion xB Code

1. What are the common symptoms of OBDII code P0328 in a 2005 Scion xB?

The common symptoms of OBDII code P0328 (Knock Sensor 1 Circuit High Input) in a 2005 Scion xB may include engine knocking or pinging noises, decrease in fuel efficiency, and potential engine misfires.

2. What is the primary cause of OBDII code P0328 in a 2005 Scion xB?

The primary cause of OBDII code P0328 in a 2005 Scion xB is typically a faulty knock sensor or issues with the knock sensor circuit, leading to a high input signal being detected by the engine control module.

3. How can I diagnose the OBDII code P0328 in my 2005 Scion xB?

Diagnosing OBDII code P0328 in a 2005 Scion xB involves using a diagnostic scanner to retrieve the fault code, inspecting the knock sensor and its wiring for damage or corrosion, and testing the sensor's resistance and voltage output.

4. Can a bad knock sensor cause other problems in a 2005 Scion xB?

Yes, a bad knock sensor in a 2005 Scion xB can lead to issues such as reduced engine performance, increased emissions, and potential damage to the engine if left unresolved.

5. How can I repair OBDII code P0328 in my 2005 Scion xB?

Repairing OBDII code P0328 in a 2005 Scion xB typically involves replacing the faulty knock sensor, ensuring proper wiring connections, and clearing the fault code from the engine control module using a diagnostic scanner.

6. Are there any DIY tips for addressing OBDII code P0328 in a 2005 Scion xB?

While replacing the knock sensor in a 2005 Scion xB can be done as a DIY project, it is recommended to consult the vehicle's service manual for specific instructions and consider seeking professional help if unsure.

7. Can I drive my 2005 Scion xB with OBDII code P0328?

It is not recommended to drive a 2005 Scion xB with OBDII code P0328 (Knock Sensor 1 Circuit High Input) for an extended period as it can lead to potential engine damage and reduced performance.

8. How much does it cost to repair OBDII code P0328 in a 2005 Scion xB?

The cost of repairing OBDII code P0328 in a 2005 Scion xB can vary depending on the location, labor rates, and the price of the knock sensor, but it typically ranges from $150 to $400.

9. Will resetting the OBDII code P0328 in my 2005 Scion xB make it go away permanently?

Resetting the OBDII code P0328 in a 2005 Scion xB may temporarily clear the fault code, but if the underlying issue with the knock sensor or its circuit is not addressed, the code is likely to reappear.

10. How long does it take to repair OBDII code P0328 in a 2005 Scion xB?

The repair time for OBDII code P0328 in a 2005 Scion xB can vary depending on the mechanic's expertise and availability of parts, but it typically takes around 1-2 hours to replace the knock sensor and reset the fault code.