AutoCodes – Nissan – P0452 2009 Nissan Pathfinder

P0452 2009 Nissan Pathfinder Code - EVAP Control System Pressure Sensor Low Input

Quick Answer

The Evaporative Emission System (EVAP) control system pressure sensor detects pressure in the purge line. Common causes include Faulty Evaporative Emission System (EVAP) Pressure sensor, Evaporative Emission System (EVAP) Pressure sensor harness is open or shorted, Evaporative Emission System (EVAP) Pressure sensor 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
P0452 2009 Nissan Pathfinder indicates EVAP Control System Pressure Sensor Low Input.
Common causes
Common causes include Faulty Evaporative Emission System (EVAP) Pressure sensor, Evaporative Emission System (EVAP) Pressure sensor harness is open or shorted, Evaporative Emission System (EVAP) Pressure sensor 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 2,547
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 28, 2024
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Code P0452 2009 Nissan Pathfinder Description

The Evaporative Emission System (EVAP) control system pressure sensor detects pressure in the purge line. The sensor output voltage to the Engine Control Module (ECM) increases as pressure increases. The EVAP control system pressure sensor is not used to control the engine system. It is used only for on board diagnosis.
OBDII Code P0452 2009 Nissan Pathfinder - EVAP Control System Pressure Sensor Low Input - AutoCodes.com
P0452 2009 Nissan Pathfinder Code - EVAP Control System Pressure Sensor Low Input

What are the Possible Causes of the DTC P0452 2009 Nissan Pathfinder?

  • Faulty Evaporative Emission System (EVAP) Pressure sensor
  • Evaporative Emission System (EVAP) Pressure sensor harness is open or shorted
  • Evaporative Emission System (EVAP) Pressure sensor circuit poor electrical connection

How to Fix the DTC P0452 2009 Nissan Pathfinder?

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 P0452 2009 Nissan Pathfinder 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 P0452 2009 Nissan Pathfinder code?

Need more information on how to fix the P0452 2009 Nissan Pathfinder 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 P0452 2009 Nissan Pathfinder Code

1. What does the OBDII code P0452 for a 2009 Nissan Pathfinder indicate?

The code P0452 indicates a low input signal from the EVAP (Evaporative Emission Control System) control system pressure sensor.

2. What are some common symptoms of the P0452 code in a 2009 Nissan Pathfinder?

Common symptoms of the P0452 code may include issues with the vehicle's fuel economy, rough idling, and the illumination of the check engine light.

3. What are possible causes of the P0452 code in a 2009 Nissan Pathfinder?

Possible causes of the P0452 code include a faulty EVAP control system pressure sensor, a damaged or disconnected sensor wiring harness, or a problem with the vehicle's fuel tank pressure sensor.

4. How can I diagnose the P0452 code in my 2009 Nissan Pathfinder?

To diagnose the P0452 code, you can use an OBDII scanner to read the code and check the EVAP control system pressure sensor for proper operation and wiring connections.

5. Can I drive my 2009 Nissan Pathfinder with the P0452 code?

It is generally safe to drive your vehicle with the P0452 code, but it is recommended to have the issue diagnosed and repaired as soon as possible to prevent further damage to the EVAP system.

6. What are some repair tips for fixing the P0452 code in a 2009 Nissan Pathfinder?

Repair tips for the P0452 code may include checking and replacing the EVAP control system pressure sensor, inspecting and repairing any damaged wiring connections, and resetting the code with an OBDII scanner.

7. Is the P0452 code a serious issue in a 2009 Nissan Pathfinder?

While the P0452 code may not cause immediate harm to your vehicle, it is important to address the issue promptly to ensure proper functioning of the EVAP system and to pass emissions tests.

8. How much does it typically cost to repair the P0452 code in a 2009 Nissan Pathfinder?

The cost of repairing the P0452 code in a 2009 Nissan Pathfinder can vary depending on the specific cause of the issue, but it may range from $100 to $300 for parts and labor.

9. Can I reset the P0452 code in my 2009 Nissan Pathfinder without fixing the underlying issue?

Resetting the P0452 code without addressing the underlying problem may temporarily turn off the check engine light, but the code is likely to reappear if the issue is not fixed.

10. How can I prevent the P0452 code from recurring in my 2009 Nissan Pathfinder?

To prevent the P0452 code from recurring, make sure to perform regular maintenance on your vehicle, including checking the EVAP system components for any signs of wear or damage.

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