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08-3 8610-11 The rain sensing wiper unit in this vehicle doesn’t control the wiper directly. The rain sensing unit detects the amount of rain drops and sends the operating signal to STICS, and STICS drives the wiper directly. 1. SYSTEM LAYOUT AND OVERVIEW Rain sensing unit Multifunction wiper switch: AUTO and sensitivity control A sensor that emits infrared rays through LED AUTO Emitter lens The LED which is located at bottom emits the infrared rays and the lens guides the infrared rays to target point. Enlarged auto light sensor section Auto light sensor Auto light sensor (Horizon) Auto light sensor (Vertical) |