Lexus GS300 1998 Owner's Manual page 57

SWITCHES
12G007
To shift the windshield wipers from retracted to rest
position, hold the connection of the wiper arm and wiper
blade and pull it upward along the windshield glass.
NOTICE
To prevent the wiper blades from being deformed, be sure
to hold the connection of the wiper arm and wiper blade
securely.
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