ML 350 (163.157) V6-3.7L (112.970) (2004)
Blower Motor: Description and Operation
GF83.10-P-2168-01GI Rear Blower Motor, Function
GF83.10-P-2168-01GI Rear Blower Motor, Function
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with CODE (580a) Automatic air conditioning
Function
The rear blower motor (M2/1) is actuated using the blower button ( ) on the rear ventilation control panel (N72/2s3).
Pressing the blower button ( ) passes a control voltage to the rear blower motor (M2/1) via the electronic rear ventilation blower regulator (N29/2). This
facilitates blower speed control of 0 - 100 %.
Automatic mode function
Pressing the Auto button ([AUTO]) on the rear ventilation control panel (N72/2s3) causes the rear blower motor to be regulated by the AAC pushbutton
control module (N22).