Haven't had to access it yet, thankfully. The charge port door doesn't have this little icon either though. There's a Pony logo and the word HORSEPOWER.
Check out these neat logos. Haven't seen them before. Not on the Mustang Mach-E either.
1913 Quadricycle logo inside the frunk. Access door to the 12V battery.
1913 Quadricycle logo inside the charge port door.
QR code goes to Ford.com notice the plug/receptacle border.