AutoCodesHonda – P0326 2020 Honda CR-V

P0326 2020 Honda CR-V Code - Knock Sensor Malfunction

Quick Answer

A non-resonant type of knock sensor is used, and it is mounted on the cylinder block to detect engine knocking. Common causes include Faulty Knock Sensor, Knock Sensor harness is open or shorted, Knock Sensor circuit poor electrical connection. 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
P0326 2020 Honda CR-V indicates Knock Sensor Malfunction.
Common causes
Common causes include Faulty Knock Sensor, Knock Sensor harness is open or shorted, Knock Sensor circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 193
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 16, 2023
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Code P0326 2020 Honda CR-V Description

A non-resonant type of knock sensor is used, and it is mounted on the cylinder block to detect engine knocking. Vibration from engine combustion causes the torus-shaped weight to compress the ceramic element in the non-resonant knock sensor, and converts it into electrical signals. The Powertrain Control Module (PCM) controls the ignition timing according to the electrical signal level. If the signal level from the knock sensor drops for a set time because of a poor connection at the knock sensor, or a bad sensor, the PCM detects a malfunction and stores a Diagnostic Trouble Code (DTC).
OBDII Code P0326 2020 Honda CR-V - Knock Sensor Malfunction - AutoCodes.com
P0326 2020 Honda CR-V Code - Knock Sensor Malfunction

What are the Possible Causes of the DTC P0326 2020 Honda CR-V?

  • Faulty Knock Sensor
  • Knock Sensor harness is open or shorted
  • Knock Sensor circuit poor electrical connection

How to Fix the DTC P0326 2020 Honda CR-V?

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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0326 2020 Honda CR-V 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 P0326 2020 Honda CR-V code?

Need more information on how to fix the P0326 2020 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0326 2020 Honda CR-V 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 P0326 2020 Honda CR-V Code

1. What does the OBDII code P0326 mean on a 2020 Honda CR-V?

P0326 indicates a "Knock Sensor Circuit Range/Performance" issue, meaning the engine control module (ECM) has detected an abnormal signal from the knock sensor.

2. What are the symptoms of a P0326 code in a 2020 Honda CR-V?

Common symptoms include reduced engine performance, poor fuel economy, engine knocking or pinging, and the check engine light being illuminated.

3. What causes the P0326 code on a 2020 Honda CR-V?

Possible causes include a faulty knock sensor, damaged wiring or connectors, engine timing issues, excessive carbon buildup, or a malfunctioning ECM.

4. Can you drive a 2020 Honda CR-V with a P0326 code?

While the vehicle may still be drivable, ignoring the P0326 code can lead to engine damage if knocking or pinging persists. It’s best to address the issue promptly.

5. How do you fix a P0326 code on a 2020 Honda CR-V?

Repairs may include replacing the knock sensor, repairing damaged wiring or connectors, cleaning carbon buildup, or reprogramming or replacing the ECM if necessary.

6. How much does it cost to repair a P0326 code on a 2020 Honda CR-V?

The cost varies but typically ranges from $200 to $400 for parts and labor to replace the knock sensor. Additional repairs may increase the cost.

7. Where is the knock sensor located on a 2020 Honda CR-V?

The knock sensor is typically located on the engine block, cylinder head, or intake manifold, beneath the intake manifold in many Honda CR-V models.

8. Can a bad knock sensor cause engine damage in a 2020 Honda CR-V?

Yes, if the knock sensor is unable to detect engine knocking, it can lead to pre-detonation and long-term engine damage.

9. Will resetting the check engine light fix the P0326 code on a 2020 Honda CR-V?

Resetting the code may clear the light temporarily, but the underlying issue must be fixed to prevent the code from returning.

10. How can you prevent the P0326 code from occurring in the future?

Regular maintenance, using high-quality fuel, and addressing engine performance issues promptly can help prevent knock sensor problems.

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