Climate control -> Climate control functions in detail for your BMW X4 2014-2018

Controls  
Climate control  
Automatic climate control with enhanced features  
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4
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Temperature, left  
AUTO program  
Display  
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Temperature, right  
10 Seat heating, rightꢀꢁ54  
11 Recirculated-air mode  
12 SYNC program  
Remove ice and condensation  
Air flow  
13 Air conditioning  
Display  
14 Rear window defroster  
15 Seat heating, leftꢀꢁ54  
Air distribution settings  
Maximum cooling  
Switching off  
Climate control functions in detail  
Switching the system on/off  
Press and hold the left button until the  
control switches off.  
Switching on  
Temperature  
Press any button except:  
Turn the ring to set the desired  
temperature.  
SYNC program.  
Rear window defroster.  
Left side of Air volume button.  
Seat heating.  
The automatic climate control reaches this  
temperature as quickly as possible, if needed,  
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Climate control  
Controls  
by increasing the cooling or heating output,  
and then keeps it constant.  
Air flow, air distribution and temperature are  
controlled automatically.  
Do not rapidly switch between different tem‐  
perature settings. Otherwise, the automatic cli‐  
mate control will not have sufficient time to ad‐  
just the set temperature.  
Depending on the selected temperature, the  
intensity of the AUTO program, and outside in‐  
fluences, the air is directed to the windshield,  
side windows, upper body, and into the floor  
area.  
Air conditioning  
The cooling function, refer to page 161, is  
switched on automatically with the AUTO pro‐  
gram.  
The air in the vehicle's interior will be cooled  
and dehumidified and, depending on the tem‐  
perature setting, warmed again.  
At the same time, a condensation sensor con‐  
trols the program so as to prevent window  
condensation as much as possible.  
The vehicle's interior can only be cooled with  
the engine running.  
Press button.  
To switch off the program: press the button  
again or manually adjust the air distribution.  
Air conditioning is switched on or off.  
Depending on the weather, the windshield and  
side windows may fog up briefly when the en‐  
gine is started.  
Intensity of the AUTO program  
With the AUTO program activated, the auto‐  
matic intensity control can be changed.  
The cooling function is switched on automati‐  
cally with the AUTO program.  
Press the left or right side of the but‐  
ton: decrease or increase intensity.  
When using the automatic climate control,  
condensation water, refer to page 183, devel‐  
ops and drains underneath the vehicle. This is  
normal.  
The selected intensity is shown on the display  
of the automatic climate control.  
Automatic recirculated-air control/  
recirculated-air mode  
Maximum cooling  
Press button.  
You may react to unpleasant odors or pollu‐  
tants in the immediate environment by tempo‐  
rarily suspending the supply of outside air. The  
system then recirculates the air currently  
within the vehicle.  
The system is set to the lowest tem‐  
perature, optimum air flow and recirculated-air  
mode.  
Air flows out of the vents to the upper body re‐  
gion. The vents need to be open for this.  
Press button repeatedly to select an  
operating mode:  
The function is available above an external  
temperature of approx. 32 ℉/0 ℃ And with the  
engine running.  
LEDs off: outside air flows in continuously.  
Left LED on, automatic recirculated-air  
control: a sensor detects pollutants in the  
outside air and shuts off automatically.  
The air flow can be adjusted with the air flow  
active.  
Right LED on, recirculated-air mode: the  
supply of outside air into the vehicle is per‐  
manently blocked.  
AUTO program  
Press button.  
161  
Controls  
Climate control  
Recirculated-air mode switches off automati‐  
cally at low external temperatures after a cer‐  
tain amount of time in order to avoid window  
fogging.  
The current setting of the temperature on the  
driver's side is transferred to the front passen‐  
ger side.  
The program is switched off if the setting on  
the front passenger side is changed.  
With constant recirculated-air mode, the air  
quality in the vehicle's interior deteriorates and  
the fogging of the windows increases.  
Defrosting windows and removing  
condensation  
If the windows are fogged over, switch off the  
recirculated-air mode and press the AUTO  
button to utilize the condensation sensor.  
Make sure that air can flow to the windshield.  
Press button.  
Ice and condensation are quickly re‐  
moved from the windshield and the front side  
windows.  
Air flow, manual  
For this purpose, point the side vents towards  
the side windows as needed.  
To manually adjust air flow turn off AUTO pro‐  
gram first.  
Press the left or right side of the but‐  
ton: decrease or increase air flow.  
The air flow can be adjusted with the air flow  
active.  
If the windows are fogged over, you can also  
switch on the cooling function or press the  
AUTO button to utilize the condensation sen‐  
sor.  
The selected air flow is shown on the display of  
the automatic climate control.  
The air flow of the automatic climate control  
may be reduced automatically to save battery  
power.  
Rear window defroster  
Press button.  
Manual air distribution  
The rear window defroster switches  
off automatically after a certain period of time.  
Press button repeatedly to select a  
program:  
Upper body region.  
Microfilter/activated-charcoal filter  
Upper body region and floor area.  
Floor area.  
In external and recirculated-air mode the mi‐  
crofilter/activated charcoal filter filters dust,  
pollen, and gaseous pollutants out of the air.  
Windows and floor area.  
This filter should be replaced during vehicle  
maintenance, refer to page 225.  
Windows, upper body region, and floor  
area.  
Windows: driver's side only.  
Windows and upper body region.  
If the windows are fogged over, press the  
AUTO button to utilize the condensation sen‐  
sor.  
SYNC program  
Press button.  
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