AutoCodes – Honda – P0326 2017 Honda CR-V

P0326 2017 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 2017 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.

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Code Popularity 224

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Aug 16, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0326 2017 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 2017 Honda CR-V - Knock Sensor Malfunction - AutoCodes.com — P0326 2017 Honda CR-V Code - Knock Sensor Malfunction

What does this mean?

What are the Possible Causes of the DTC P0326 2017 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 2017 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 2017 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 2017 Honda CR-V code?

Need more information on how to fix the P0326 2017 Honda CR-V code? Get Access to Factory Service Manuals

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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 P0326 2017 Honda CR-V Code

1. What does the OBDII code P0326 mean on a 2017 Honda CR-V?

P0326 indicates a malfunction in the knock sensor circuit, which detects engine vibrations from knocking or detonation and helps optimize engine timing.

2. What are the common symptoms of code P0326 on a 2017 Honda CR-V?

Symptoms can include reduced engine performance, poor fuel economy, illuminated check engine light, and possible knocking or pinging noises during acceleration.

3. What causes the P0326 code on a 2017 Honda CR-V?

Common causes include a faulty knock sensor, damaged or corroded wiring, poor electrical connections, or engine issues like excessive carbon buildup or detonation.

4. Is it safe to drive a 2017 Honda CR-V with a P0326 code?

While it may still be drivable, ignoring the issue can lead to engine damage over time due to improper ignition timing or prolonged knocking.

5. How do you diagnose the P0326 code on a 2017 Honda CR-V?

Start by scanning for codes, inspecting the knock sensor and its wiring, checking for loose connections, and testing the sensorâ€™s voltage output and resistance.

6. How much does it cost to fix a P0326 code on a 2017 Honda CR-V?

Repair costs can range from $150 to $400, depending on whether the knock sensor, wiring, or other components need repair or replacement.

7. Can a bad knock sensor cause other problems in a 2017 Honda CR-V?

Yes, a faulty knock sensor can reduce fuel efficiency, impact engine performance, and potentially cause long-term engine damage if left unresolved.

8. How do you reset the P0326 code on a 2017 Honda CR-V?

After fixing the issue, use an OBDII scanner to clear the code. If the problem persists, the code may reappear, indicating further diagnosis is needed.

9. Can low-quality fuel trigger the P0326 code on a 2017 Honda CR-V?

Yes, using low-octane or contaminated fuel can cause abnormal engine knocking, which may trigger the knock sensor and set the P0326 code.

10. Does a P0326 code always mean the knock sensor is bad?

No, the issue could also stem from wiring problems, poor connections, or engine conditions like detonation or excessive carbon buildup. Proper diagnosis is essential.