Control Assembly: Description and Operation
Heating and A/C Control Functions
1 Interior temperature rotary knob
2 Push button AC
• Press the AC button to switch air conditioning on and off.
• When the light in the button is on, the air conditioner compressor is switched on.
3 Push button for rear window defroster
4 Immediate heating button (E537)
• On vehicles equipped with auxiliary heating.
5 Button for air recirculation
• When the recirculation button is pressed, recirculation mode is activated and prevents polluted air from entering the vehicle interior.
6 Air distribution rotary knob
7 Blower speed rotary knob