P0456 on FORD EDGE — EVAP System Leak Detected (very small leak)

Q: "What does P0456 mean on a FORD EDGE?"

"P0456 indicates: EVAP System Leak Detected (very small leak). This is a emission controls code. 10 FORD EDGE owners have reported this to NHTSA."

Q: "What are the most common causes of P0456 on FORD EDGE?"

"Based on 10 NHTSA reports, the most commonly cited components are: Fuel/Propulsion System, Engine,Fuel/Propulsion System, Unknown Or Other,Engine,Fuel/Propulsion System. These percentages are based on the component field in owner complaints."

Q: "Is P0456 serious on my FORD EDGE?"

"Of 10 NHTSA reports for this code on FORD EDGE, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic."

Q: "What should I do if my FORD EDGE shows P0456?"

"1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare."

What P0456 Means on Your FORD EDGE

P0456 is a diagnostic trouble code indicating: EVAP System Leak Detected (very small leak). This code relates to the emission controls system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

10 FORD EDGE owners have reported this issue to NHTSA across model years 2011-2022. Most reports come from the 2011, 2012 model years. The most commonly reported component is Fuel/Propulsion System (50.0% of reports).

Real FORD EDGE Owner Reports

Source: NHTSA Complaints Database

"Cel light and P0456 diagnostic reading indicates an EVAP leak. Large fuel leak discovered emanating from the fuel tank area when tank is at full. Fuel tank was removed and upon inspection it revealed the fuel tank had cracked at the top of the rollover valve just underneath a vent line."

— 2011 FORD EDGE owner · FUEL/PROPULSION SYSTEM · Filed 10/01/2022

"Check engine light comes on from error code p0456 - small leak detected in the evaporations emissions (evap) system. the check engine light comes on every time the vehicle is fueled with gasoline. my mechanic advised this is a common problem in fords with the no gas cap system."

— 2011 FORD EDGE owner · FUEL/PROPULSION SYSTEM · Filed 05/01/2019

"Issues with fuel neck filler. code p0456. after filling up unleaded gas in the capless gas tank, the vehicle stalls upon starting ignition. this is now a consistent problem with the vehicle. air may be filling up in the gas tank. in 2014, 2012-13 ford edges were recalled for fuel leaks."

— 2012 FORD EDGE owner · FUEL/PROPULSION SYSTEM · Filed 07/27/2018

"I started my 2012 edge and heard the starter take longer to turn over and start the car. within moments the check engine icon appeared. i took my edge in to auto hobby shop located on a military installation. the service representative used his code reader machine to view code p0456."

— 2012 FORD EDGE owner · ENGINE,FUEL/PROPULSION SYSTEM · Filed 01/09/2018

"Engine light on, diagnostic test shows gas vapor escaping (leak) code p0456 while driving"

— 2013 FORD EDGE owner · FUEL/PROPULSION SYSTEM · Filed 01/10/2019

All reports filed by vehicle owners directly with the U.S. Department of Transportation.

📊 Complaint Trend by Model Year

2

'11

2

'12

1

'13

1

'15

1

'18

2

'19

1

'22

Common Causes on FORD EDGE

Based on NHTSA complaint component analysis for this vehicle.

FUEL/PROPULSION SYSTEM 50%

ENGINE,FUEL/PROPULSION SYSTEM 30%

UNKNOWN or OTHER,ENGINE,FUEL/PROPULSION SYSTEM 10%

FUEL SYSTEM, GASOLINE,POWER TRAIN 10%

What To Do Next

1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.

Frequently Asked Questions

What does P0456 mean on a FORD EDGE? ▾

P0456 indicates: EVAP System Leak Detected (very small leak). This is a emission controls code. 10 FORD EDGE owners have reported this to NHTSA.

What are the most common causes of P0456 on FORD EDGE? ▾

Based on 10 NHTSA reports, the most commonly cited components are: Fuel/Propulsion System, Engine,Fuel/Propulsion System, Unknown Or Other,Engine,Fuel/Propulsion System. These percentages are based on the component field in owner complaints.

Is P0456 serious on my FORD EDGE? ▾

Of 10 NHTSA reports for this code on FORD EDGE, none involved a crash or fire. However, any diagnostic code should be evaluated by a qualified mechanic.

What should I do if my FORD EDGE shows P0456? ▾

1) Check for recalls on your VIN at nhtsa.gov/recalls. 2) Get a professional diagnosis — a code alone doesn't identify the exact failed part. 3) Get 2-3 repair estimates to compare.