Honda ADV150 2019 Owner's Manual page 67

Storage Equipment
Seat
62
Fuel lid and seat
opener switch
Ignition switch
SEAT
SEAT FUEL
Seat Open
Turn the handlebar pointed straight ahead.
a
Turn the ignition switch to the position of
b
SEAT FUEL.
To unlock the ignition switch
u
Push the SEAT side of the fuel lid and seat
c
opener switch.
Open the seat.
d
Seat Close
Close and push down on the rear of the seat
until it locks. Make sure that the seat is locked
securely by pulling it up lightly.
Take care not to lock your key in the
compartment under the seat.
(P.36)