BMW 3 Owners & Service Manuals

BMW 3: Automatic climate control - adjusting the air flow manually

BMW 3 Series G20 (2018-2023) Owners Manual / Climate control / Automatic climate control - adjusting the air flow manually


The air flow for climate control can be adjusted manually.

General information

To adjust the air flow manually switch off AUTO program first.


Press the lower or upper side of the button: decrease or increase air flow.

The selected air flow is shown on the climate control display.

The air flow may be reduced automatically to save battery power.

Adjusting the air distribution manually


The air distribution for climate control can be adjusted manually.


Press the button repeatedly to select a program:

  • Windows, upper body region, and floor area.
  • Upper body region and floor area.
  • Floor area.
  • Windows and floor area.
  • Windows.
  • Windows and upper body.
  • Upper body region.

The selected air distribution is shown on the climate control display.

Defrosting windshield and remove condensation


Ice and condensation are quickly removed from the windshield and the front side windows.

Switching on/off

Press the button.

The LED is illuminated with the system switched on.

The air flow can be adjusted manually with the system switched on.

If there is any window condensation, press the button or switch on the air conditioning. Make sure that air can flow to the windshield.

Rear window defroster

Press the button. The LED lights up.

The function is available with the engine running.

The rear window defroster switches off automatically after a certain period of time.


The microfilter removes dust and pollen from the incoming air.

Have this filter changed during vehicle maintenance.


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