Button for rear area air distribution, location/task/function - GF83.40-P-2173GI

MODEL 163 as of 01.09.01 with CODE (580a) Automatic air conditioning 

Fig 1: Identifying Button For Rear Area Air Distribution And Air Distribution Switch

Courtesy of MERCEDES-BENZ USA

	Button for rear area air distribution, location	The button for rear area air distribution ( ) is located in the center in the lower half of the air distribution switch (3) on the AAC push-button control module (N22).
	Button for rear area air distribution, task	The button for rear area air distribution ( ) blocks the rear blow-out ducts for ventilation.
	Button for rear area air distribution, function	By pressing the button for rear area air distribution ( ) the rear air distribution flap actuator motor (M2/21) is actuated and thus the air supply to the air duct for rear area ventilation is closed. Function feedback takes place by means of a red LED.