Mitsubishi i-MiEV 2011 Owner's Manual page 176

To adjust the mirror position
It is possible to move the mirror up/down and left/right to
adjust its position.
To reduce the glare
The day/night knob (A) at the bottom of the mirror can be used
to adjust the mirror to reduce the glare from the headlights of
vehicles behind you during night driving.
1- Daytime position
2- Night position
Features and controls
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