AutoCodes – Nissan – P0443 2012 Nissan Sentra

P0443 2012 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 2012 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 5,902
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 2012 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 2012 Nissan Sentra - EVAP Canister Purge Volume Control Solenoid Valve - AutoCodes.com
P0443 2012 Nissan Sentra Code - EVAP Canister Purge Volume Control Solenoid Valve

What are the Possible Causes of the DTC P0443 2012 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 2012 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 2012 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 2012 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 2012 Nissan Sentra Code

1. What does the OBDII code P0443 on a 2012 Nissan Sentra indicate?

The code P0443 on a 2012 Nissan Sentra refers to a problem with the EVAP Canister Purge Volume Control Solenoid Valve circuit.

2. What are common symptoms of a P0443 error code in a 2012 Nissan Sentra?

Common symptoms include rough idling, decreased fuel efficiency, and the illumination of the check engine light on the dashboard.

3. What are possible causes of the P0443 code on a 2012 Nissan Sentra?

Possible causes include a faulty EVAP Canister Purge Volume Control Solenoid Valve, damaged wiring in the circuit, or a loose connection.

4. How can I diagnose the P0443 code on my 2012 Nissan Sentra?

Diagnosing the P0443 code involves checking the EVAP system components, inspecting the wiring and connectors, and testing the purge volume control solenoid valve for proper function.

5. Can I continue driving my 2012 Nissan Sentra with a P0443 code?

While the vehicle may still be operable with the code present, it is recommended to address the issue promptly to prevent potential damage to the emissions control system.

6. How can I repair a P0443 code on my 2012 Nissan Sentra?

Repairing the P0443 code may involve replacing the EVAP Canister Purge Volume Control Solenoid Valve, repairing any damaged wiring, or tightening loose connections.

7. Is it possible to reset the P0443 code on a 2012 Nissan Sentra without fixing the underlying issue?

While you can clear the code using an OBDII scanner, the check engine light will likely reappear if the root cause of the problem is not addressed.

8. How much does it typically cost to fix a P0443 code on a 2012 Nissan Sentra?

The cost of repairing a P0443 code can vary depending on the specific issue, but it may range from $100 to $300 for parts and labor.

9. Are there any DIY tips for troubleshooting a P0443 code on a 2012 Nissan Sentra?

DIY tips include checking for loose connections, inspecting the wiring for damage, and ensuring the EVAP system components are properly seated and functioning.

10. Can a P0443 code on a 2012 Nissan Sentra affect vehicle performance?

While the immediate effects may be minimal, a P0443 code left unresolved can lead to decreased fuel efficiency and potential issues with the emissions system over time.

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