P04562020 FORD Explorer

P0456 on 2020 FORD Explorer

Evaporative Emissions System Small Leak Detected

💬
5
Discussions
20%
Success Rate
👥
8
Owner Reports
Live Data

Last reported case: 3 months ago

Based on 5 owner reports, 5 from forums)

What is P0456?

View generic P0456 info →

🚗P0456 on 2020 FORD Explorer

This page focuses specifically on P0456 issues reported by 2020 FORD Explorer owners. The experiences and fixes below are from real owners of this exact vehicle.

Symptoms Reported by 2020 FORD Explorer Owners:

stallsleak

Parts Often Involved:

purge valvepurge valve solenoidenginepaintdriver's side rear fender wellceramic coatingcrank

What Owners Say

Real experiences from 2020 FORD Explorer owners

8 reports
Fixed Itvia forum_reply
I haven't fixed it yet, I still have warranty coverage so I may just have the dealer do it. I let my girlfriend take my car and she filled it with gas.
SFD295Nov 2023|Problem Fixed
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Fixed Itvia forum_post
After about 100 miles, It's throwing Codes P0451, P0455, and P04F0. I disconnected the valve again completely to inspect it and make sure it wasn't incorrectly connected somewhere, only to find that gas had worked it's way all the way up into the new purge solenoid.
BuckStricklandJul 2025|Problem Fixed
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Fixed Itvia forum_post
I disconnected the valve again completely to inspect it and make sure it wasn't incorrectly connected somewhere, only to find that gas had worked it's way all the way up into the new purge solenoid.
BuckStricklandJul 2025|Problem Fixed
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Fixed Itvia forum_reply
But runs fine after that. I haven't fixed it yet, I still have warranty coverage so I may just have the dealer do it.
SFD295Nov 2023|Problem Fixed
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Experiencevia forum_post
Also a check engine light came on for a P0456. I thought maybe the capless fuel filler and cleaned that and sprayed a bit of silicon on the emergency filler tube then proceeded to insert it into the filler neck a bunch of times.
Paulie77Mar 2024
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Experiencevia forum_post
Just figured i would post this as an FYI My wife said that the car is rough starting after filling up with gas. Also a check engine light came on for a P0456.
Paulie77Mar 2024
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Experiencevia forum_post
My almost 4K mileage new engine is throwing Evap codes P0456 and P0496 now what ? I dealing with evap codes which seems kinda early !!
ButchsExplorerSTOct 2025
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Experiencevia forum_reply
Thanks that was the first thing I did, so now the P0456 hasn't return only the P0496
ButchsExplorerSTOct 2025
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These are real experiences shared by 2020 FORD Explorer owners on automotive forums and communities. Results may vary based on vehicle condition and repair quality.

About This Data

This page aggregates 5 discussions about P0456 from 2020 FORD Explorer owners across automotive communities.

Success rate (20%) is calculated from posts where owners confirmed whether their fix resolved the issue.

Last updated: 10/13/2025