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Engine-Codes – Nissan – P0443 2011 Nissan Altima Sedan

P0443 2011 Nissan Altima Sedan Code - EVAP Canister Purge Volume Control Solenoid Valve

Quick Answer

The P0443 code for a 2011 Nissan Altima Sedan indicates a problem with the EVAP (Evaporative Emission Control System) Canister Purge Volume Control Solenoid Valve. Common causes include Faulty Canister Purge Volume Control Solenoid Valve, Wiring or electrical issues, Vacuum leaks in the EVAP system. 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 2011 Nissan Altima Sedan indicates EVAP Canister Purge Volume Control Solenoid Valve.
Common causes
Common causes include Faulty Canister Purge Volume Control Solenoid Valve, Wiring or electrical issues, Vacuum leaks in the EVAP system.
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.
What is this?
Table of contents Created and updated by William Orellana on Aug 19, 2024
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Code P0443 2011 Nissan Altima Sedan Description

The P0443 code for a 2011 Nissan Altima Sedan indicates a problem with the EVAP (Evaporative Emission Control System) Canister Purge Volume Control Solenoid Valve. This component plays a crucial role in controlling the flow of fuel vapor from the EVAP system to the engine intake manifold. When this solenoid valve malfunctions, it can lead to issues with the vehicle's emissions control system, affecting performance and fuel efficiency.

OBDII Code P0443 2011 Nissan Altima Sedan - EVAP Canister Purge Volume Control Solenoid Valve
P0443 2011 Nissan Altima Sedan Code - EVAP Canister Purge Volume Control Solenoid Valve

Common Causes of P0443 2011 Nissan Altima Sedan

  1. Faulty Canister Purge Volume Control Solenoid Valve
  2. Wiring or electrical issues
  3. Vacuum leaks in the EVAP system
  4. Clogged or damaged charcoal canister
  5. Issues with the fuel tank pressure sensor

Symptoms of P0443 2011 Nissan Altima Sedan

  1. Check Engine Light is illuminated
  2. Rough idling or stalling
  3. Reduced fuel efficiency
  4. Strong odor of fuel vapors
  5. Failed emissions test

How to Fix P0443 2011 Nissan Altima Sedan

  1. Diagnose the specific cause of the P0443 code using a code reader or scan tool.
  2. Inspect the Canister Purge Volume Control Solenoid Valve for any signs of damage or malfunction.
  3. Check the wiring and connections to the solenoid valve for any faults or breaks.
  4. Test the charcoal canister and EVAP system components for proper operation.
  5. Replace the faulty Canister Purge Volume Control Solenoid Valve and clear the code from the vehicle's computer.

Cost to Fix P0443 2011 Nissan Altima Sedan

The cost of repairing a P0443 code on a 2011 Nissan Altima Sedan can vary depending on the specific cause of the issue and the cost of parts and labor in your area. On average, you can expect to pay anywhere from $100 to $300 for parts and labor. Keep in mind that diagnostic time and labor rates at auto repair shops can differ, so it's a good idea to get quotes from multiple shops to find the best deal.

What does this mean?

Tech Notes for P0443 2011 Nissan Altima Sedan

It's a very common problem with Nissan vehicles. If the harness is not damaged, it's very likely that the problem is the canister purge volume control solenoid valve.

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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 2011 Nissan Altima Sedan Code

1. What does OBDII code P0443 mean for my 2011 Nissan Altima Sedan?

- OBDII code P0443 on a 2011 Nissan Altima Sedan indicates a problem with the EVAP Canister Purge Volume Control Solenoid Valve.

2. What are the common symptoms of a P0443 code on my Nissan Altima?

- Common symptoms of a P0443 code include rough idling, decreased fuel efficiency, and the illumination of the check engine light.

3. What are the possible causes of a P0443 code on a 2011 Nissan Altima Sedan?

- The P0443 code on a 2011 Nissan Altima Sedan can be caused by a faulty EVAP Canister Purge Volume Control Solenoid Valve, wiring issues, or a malfunctioning PCM.

4. How can I diagnose a P0443 code on my Nissan Altima?

- Diagnosing a P0443 code involves checking the EVAP system components, inspecting the wiring for any damage, and testing the EVAP Canister Purge Volume Control Solenoid Valve for proper operation.

5. Can I continue to drive my Nissan Altima with a P0443 code?

- It is generally not recommended to continue driving your Nissan Altima with a P0443 code, as it can lead to potential issues with emissions control and engine performance.

6. How do I repair a P0443 code on my 2011 Nissan Altima Sedan?

- To repair a P0443 code, you may need to replace the EVAP Canister Purge Volume Control Solenoid Valve, repair any damaged wiring, or reprogram the PCM if necessary.

7. Are there any DIY tips for fixing a P0443 code on a Nissan Altima?

- While some basic troubleshooting steps can be performed at home, it is recommended to consult a professional mechanic for accurate diagnosis and repair of a P0443 code on a Nissan Altima.

8. Can a P0443 code on a 2011 Nissan Altima Sedan affect vehicle performance?

- Yes, a P0443 code can affect the performance of a Nissan Altima by causing issues such as poor fuel economy, rough idling, and potential emissions problems.

9. How much does it cost to fix a P0443 code on a Nissan Altima?

- The cost of fixing a P0443 code on a Nissan Altima can vary depending on the exact cause of the issue, but it may range from $100 to $300 for parts and labor.

10. Will resetting the check engine light resolve a P0443 code on my Nissan Altima?

- Resetting the check engine light may temporarily turn it off, but it will not fix the underlying issue causing the P0443 code. It is important to diagnose and address the root cause of the problem.

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