P0455 2007 Nissan Maxima Code - EVAP Control System Gross Leak Detected
Quick Answer
This diagnosis detects leaks in the Evaporative Emission System (EVAP) purge line using engine intake manifold vacuum. Common causes include Missing or loose fuel cap, Incorrect fuel filler cap used, Fuel filler cap remains open or fails to close. 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
- P0455 2007 Nissan Maxima indicates EVAP Control System Gross Leak Detected.
- Common causes
- Common causes include Missing or loose fuel cap, Incorrect fuel filler cap used, Fuel filler cap remains open or fails to close.
- 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.
Code P0455 2007 Nissan Maxima Description
The vacuum cut valve bypass valve is opened to clear the line between the fuel tank and the EVAP canister purge volume control solenoid valve. The EVAP canister vent control valve will then be closed to shut the EVAP purge line off. The EVAP canister purge volume control solenoid valve is opened to depressurize the EVAP purge line using intake manifold vacuum. After this depressurization is implemented, the EVAP canister purge volume control solenoid valve will be closed.
What are the Possible Causes of the DTC P0455 2007 Nissan Maxima?
- Missing or loose fuel cap
- Incorrect fuel filler cap used
- Fuel filler cap remains open or fails to close
- Foreign matter caught in fuel filler cap
- EVAP canister or fuel tank leaks
- EVAP system hose leaking
- Fuel tank leaking
How to Fix the DTC P0455 2007 Nissan Maxima?
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
There is a factory Nissan service bulletin to help diagnose the P0455 code:
Nissan Factory Service Bulletin OBDII Code P0455
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0455 2007 Nissan Maxima 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 P0455 2007 Nissan Maxima code?
Need more information on how to fix the P0455 2007 Nissan Maxima code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0455 2007 Nissan Maxima code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0455 2007 Nissan Maxima Code
1. What are the common symptoms of OBDII code P0455 on a 2007 Nissan Maxima?
- Common symptoms include the check engine light being illuminated, a strong fuel odor, and potential difficulties during refueling.
2. What can cause the EVAP control system gross leak detected code (P0455) in a 2007 Nissan Maxima?
- The code P0455 can be triggered by a loose or damaged gas cap, a leak in the EVAP system, a faulty purge valve, or a malfunctioning vent valve.
3. How serious is an EVAP system gross leak detected code (P0455) on a 2007 Nissan Maxima?
- While the vehicle can still be driven with the code present, ignoring it can lead to increased emissions, reduced fuel efficiency, and potential damage to the engine over time.
4. Can a loose gas cap trigger the OBDII code P0455 on a 2007 Nissan Maxima?
- Yes, a loose gas cap is one of the most common causes of the P0455 code. Make sure the gas cap is securely tightened before seeking further diagnosis.
5. What are some DIY repair tips for fixing the EVAP system gross leak detected code on a 2007 Nissan Maxima?
- Start by checking the gas cap for proper sealing, inspecting the EVAP system hoses for leaks, and testing the purge and vent valves for proper operation.
6. Is it safe to continue driving a 2007 Nissan Maxima with the P0455 code present?
- It is generally safe to drive the vehicle with the P0455 code, but it is recommended to address the issue promptly to prevent potential long-term damage and increased emissions.
7. How can I reset the check engine light after repairing the EVAP system leak on a 2007 Nissan Maxima?
- After repairing the issue causing the P0455 code, you can reset the check engine light using an OBDII scanner or by disconnecting the car's battery for a few minutes.
8. Can a faulty purge valve cause the P0455 code on a 2007 Nissan Maxima?
- Yes, a malfunctioning purge valve can cause the EVAP system gross leak detected code (P0455) by disrupting the proper operation of the EVAP system.
9. Will driving with the P0455 code affect the fuel economy of a 2007 Nissan Maxima?
- Driving with the P0455 code may lead to reduced fuel efficiency due to potential leaks in the EVAP system affecting the fuel vapor management.
10. How can a mechanic diagnose the EVAP system gross leak detected code (P0455) on a 2007 Nissan Maxima?
- A mechanic can use a smoke machine to detect leaks in the EVAP system, perform a visual inspection of hoses and components, and test the purge and vent valves for proper function.
Discuss the causes and fixes for P0455 2007 Nissan Maxima OBDII Code
Code P0455 2007 Nissan Maxima comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
