Mitsubishi 2010 RVR Owner's Manual page 292

Misting function
The misting function can be used when the ignition switch or
the operation mode is in ON or ACC.
The wipers will operate once if the wiper lever is raised to the
"MIST" position and released. This operation is useful when it
is drizzling, etc. The wipers will continue to operate while the
lever is held in the "MIST" position.
Vehicle with rain sensor
The windshield wipers can be operated with the ignition switch
or the operation mode is in ON or ACC.
If the blades are frozen to the windshield or rear window, do
not operate the wipers until the ice has melted and the blades
are freed, otherwise the wiper motor may be damaged.
MIST- Misting function
The wipers will operate once.
OFF- Off
INT- Auto-wiper control
Rain sensor
The wipers will automatically operate depending on the
degree of wetness on the windshield.
LO- Slow
HI- Fast
Features and controls
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