AutoCodes – Ford – P0455 2007 Ford Fusion

P0455 2007 Ford Fusion Code - Evaporative Emission Control System Leak Detected Gross Leak

Quick Answer

The Powertrain Control Module (PCM) monitors the complete evaporative emission (EVAP) control system for no purge flow, the presence of a large fuel vapor leak, or multiple small fuel vapor leaks. 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 Ford Fusion indicates Evaporative Emission Control System Leak Detected Gross Leak.
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.

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Code Popularity 9,757

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Mar 25, 2024

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0455 2007 Ford Fusion Description

The Powertrain Control Module (PCM) monitors the complete evaporative emission (EVAP) control system for no purge flow, the presence of a large fuel vapor leak, or multiple small fuel vapor leaks. System failure occurs when no purge flow, which is attributed to fuel vapor blockages or restrictions, a large fuel vapor leak, or multiple fuel vapor leaks are detected by the EVAP running loss monitor test with the engine running, but not at idle.

OBDII Code P0455 2007 Ford Fusion - Evaporative Emission Control System Leak Detected Gross Leak - AutoCodes.com — P0455 2007 Ford Fusion Code - Evaporative Emission Control System Leak Detected Gross Leak

What does this mean?

What are the Possible Causes of the DTC P0455 2007 Ford Fusion?

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 Ford Fusion?

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.

What does this mean?

Code Tech Notes

The P0455 it's a very common code, because the code is set if the gas cap is loose or missing. Start by tighten the gas cap and clearing the code. In most cases the code can be clear by disconnecting the car battery for about 30 minutes.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0455 2007 Ford Fusion 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 Ford Fusion code?

Need more information on how to fix the P0455 2007 Ford Fusion 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 P0455 2007 Ford Fusion Code

1. What does OBDII code P0455 mean on a 2007 Ford Fusion?

- This code indicates a "Evaporative Emission Control System Leak Detected Gross Leak" on the vehicle.

2. What are common symptoms of OBDII code P0455 on a 2007 Ford Fusion?

- Common symptoms include the Check Engine Light illuminating, the smell of fuel around the vehicle, and decreased fuel efficiency.

3. What are possible causes of OBDII code P0455 on a 2007 Ford Fusion?

- Causes may include a loose or damaged gas cap, cracked or disconnected EVAP system hoses, a faulty EVAP canister vent valve, or a malfunctioning fuel tank pressure sensor.

4. How can I diagnose the OBDII code P0455 on a 2007 Ford Fusion?

- Diagnosing P0455 involves checking the gas cap for tightness, inspecting EVAP system hoses for damage, testing the EVAP canister vent valve, and scanning the system with an OBDII scanner to pinpoint the issue.

5. Can I continue driving my 2007 Ford Fusion with OBDII code P0455?

- It is generally safe to drive the vehicle with code P0455, but it is recommended to address the issue promptly to prevent potential fuel leaks and fuel economy issues.

6. How do I repair OBDII code P0455 on a 2007 Ford Fusion?

- Repair steps may involve tightening or replacing the gas cap, repairing or replacing damaged hoses, fixing or replacing the EVAP canister vent valve, or replacing the fuel tank pressure sensor.

7. Will resetting the Check Engine Light resolve OBDII code P0455 on a 2007 Ford Fusion?

- Resetting the Check Engine Light may temporarily turn it off, but the underlying issue causing code P0455 will remain unresolved. It is crucial to diagnose and fix the problem to prevent the light from coming back on.

8. How much does it cost to repair OBDII code P0455 on a 2007 Ford Fusion?

- The cost of repairing P0455 can vary depending on the specific issue causing the code. Simple fixes like tightening the gas cap may be inexpensive, while more complex repairs involving EVAP system components can be pricier.

9. Can a DIY enthusiast repair OBDII code P0455 on a 2007 Ford Fusion?

- Depending on the cause of P0455, some DIY enthusiasts with automotive repair experience may be able to address the issue themselves by following repair guides and using basic tools.

10. How often does OBDII code P0455 occur on a 2007 Ford Fusion?

- Code P0455 is a relatively common OBDII code in vehicles, including the 2007 Ford Fusion, often triggered by issues related to the evaporative emission control system.