Toyota 2012 Yaris Hatchback Owner's Manual page 46

1-3. Adjustable components (seats, mirrors, steering wheel)
Outside rear view mirrors
Mirror angle can be adjusted.
Vehicles with a manually adjustable type
Vehicles with a power-adjustable type
64
Adjust the mirror up, down, in
or out by pushing the mirror
surface.
To select a mirror to adjust,
press the switch.
Left
Right
To adjust the mirror, press the
switch.
Up
Right
Down
Left