Honda SH300A 2015 Owner's Manual page 43

Always make sure the ignition switch
position is in (Off) or (LOCK) when you
leave your scooter.
When the ignition switch is locked in the
SEAT position, the ignition switch can be
turned (Off) only once.
When the ignition switch is locked in the
(Off) position, the steering cannot be
locked. To lock the steering, unlock the
ignition switch.
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