Pulse Wipe
WARNING: This page is about a different car, the 2002 Dodge Grand Caravan, 2002 Dodge Caravan, 2002 Chrysler Voyager, and 2002 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.
When the wiper is in the off position and the driver presses the wash button for more than .062 seconds, but less than .5 seconds, 2 wipe cycles in low speed mode will be provided.