AutoCodes – Nissan – P0443 2009 Nissan Sentra

P0443 2009 Nissan Sentra Code - EVAP Canister Purge Volume Control Solenoid Valve

Quick Answer

This system controls the flow rate of fuel vapor from the EVAP canister. Common causes include Faulty EVAP Canister Purge Volume Control Solenoid Valve, EVAP Canister Purge Volume Control Solenoid Valve harness is open or shorted, EVAP Canister Purge Volume Control Solenoid Valve circuit poor electrical connection. 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
P0443 2009 Nissan Sentra indicates EVAP Canister Purge Volume Control Solenoid Valve.
Common causes
Common causes include Faulty EVAP Canister Purge Volume Control Solenoid Valve, EVAP Canister Purge Volume Control Solenoid Valve harness is open or shorted, EVAP Canister Purge Volume Control Solenoid Valve circuit poor electrical connection.
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 4,585
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 31, 2024
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Code P0443 2009 Nissan Sentra Description

This system controls the flow rate of fuel vapor from the EVAP canister. The opening of the vapor by-pass passage in the EVAP canister purge volume control solenoid valve changes to control the flow rate. The EVAP canister purge volume control solenoid valve repeats ON/OFF operation according to the signal sent from the Engine Control Module (ECM). The opening of the valve varies for optimum engine control. The optimum value stored in the ECM is determined by considering various engine conditions. When the engine is operating, the flow rate of fuel vapor from the EVAP canister is regulated as the airflow changes.
The EVAP canister purge volume control solenoid valve uses an ON/OFF duty to control the flow rate of fuel vapor from the EVAP canister. The EVAP canister purge volume control solenoid valve is moved by ON/OFF pulses from the ECM. The longer the ON pulse, the greater the amount of fuel vapor that will flow through the valve.
The Diagnostic Trouble Code (DTC) will set when the canister purge flow is detected during the specified driving conditions, even when the EVAP canister purge volume control solenoid valve is completely closed.
OBDII Code P0443 2009 Nissan Sentra - EVAP Canister Purge Volume Control Solenoid Valve - AutoCodes.com
P0443 2009 Nissan Sentra Code - EVAP Canister Purge Volume Control Solenoid Valve

What are the Possible Causes of the DTC P0443 2009 Nissan Sentra?

  • Faulty EVAP Canister Purge Volume Control Solenoid Valve
  • EVAP Canister Purge Volume Control Solenoid Valve harness is open or shorted
  • EVAP Canister Purge Volume Control Solenoid Valve circuit poor electrical connection
  • Faulty EVAP Control System Pressure Sensor

How to Fix the DTC P0443 2009 Nissan Sentra?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0443 2009 Nissan Sentra 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 P0443 2009 Nissan Sentra 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 P0443 2009 Nissan Sentra Code

1. What does the OBDII code P0443 mean on a 2009 Nissan Sentra?

The P0443 code indicates a malfunction in the EVAP canister purge volume control solenoid valve circuit.

2. What are common symptoms of a P0443 code in a 2009 Nissan Sentra?

Common symptoms include rough idling, poor engine performance, and the illumination of the check engine light.

3. What are the possible causes of a P0443 code in a 2009 Nissan Sentra?

Potential causes include a faulty purge volume control solenoid valve, damaged wiring or connectors in the circuit, or a problem with the EVAP system.

4. How do I diagnose a P0443 code in a 2009 Nissan Sentra?

Diagnosis involves using an OBDII scanner to retrieve the code, checking the purge valve and its wiring for damage, and testing the valve's functionality.

5. How can I repair a P0443 code in a 2009 Nissan Sentra?

Repair options may include replacing the EVAP canister purge volume control solenoid valve, repairing any damaged wiring or connectors, or addressing issues with the EVAP system.

6. Can I drive my 2009 Nissan Sentra with a P0443 code?

It is generally safe to drive with a P0443 code, but it is recommended to address the issue promptly to prevent potential damage to the vehicle's emissions system.

7. How much does it cost to fix a P0443 code in a 2009 Nissan Sentra?

The cost of repair can vary depending on the specific issue causing the code, but it may range from $100 to $300 for parts and labor.

8. Will a P0443 code cause my 2009 Nissan Sentra to fail an emissions test?

Yes, a P0443 code can cause your vehicle to fail an emissions test due to its impact on the EVAP system's functionality.

9. Can I reset the check engine light after fixing a P0443 code on a 2009 Nissan Sentra?

Yes, the check engine light can be reset using an OBDII scanner after the P0443 code has been successfully addressed.

10. How often does the EVAP canister purge volume control solenoid valve need to be replaced in a 2009 Nissan Sentra?

The purge valve typically does not need frequent replacement unless it becomes faulty, damaged, or fails to function correctly.

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