Toyota 2012 Avalon Owner's Manual page 173

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The windshield wiper and washer can be operated when
Vehicles with smart key system
The "ENGINE START STOP" switch is in IGNITION ON mode.
Vehicles without smart key system
The engine switch is in the "ON" position.
2-3. Operating the lights and windshield wipers
Sensor sensitivity (high)
Sensor sensitivity (low)
Wash/wipe operation
Wipers will automatically oper-
ate a couple of times after the
washer squirts.
I n f o r ma t i o n P r o v i d e d b y :
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