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Comfort -> Manual air conditioning for Your Citroen Ds4 SUV Second Generation (2021-2025)

Manual air conditioning  
The air conditioning system operates with the engine running.  
2. Air ßow adjustment  
3. Air distribution adjustment  
This dial is used to increase or  
decrease the speed of the air  
booster fan.  
This dial is used to arrange the distribution of  
air in the passenger compartment by combining  
several air outlets.  
Windscreen and side windows.  
)
Turn the dial from position 1 to position 5 to  
obtain a comfortable air flow.  
Windscreen, side windows and  
footwells.  
1. Temperature adjustment  
)
If you place the air flow control  
in position 0, the system is  
deactivated. However, a slight flow  
of air, due to the movement of the  
vehicle, can still be felt.  
Footwells.  
)
Turn the dial to select a  
position between blue (cold)  
and red (hot) so as to adjust  
the temperature to your  
requirements.  
Central and side vents.  
The air distribution can be  
adapted by placing the dial in an  
intermediate position.  
 
81  
Comfort  
4. Air intake/Air recirculation  
5. Air conditioning On/Off  
Switching on  
)
Press the "A/C" button, the button's  
indicator lamp comes on.  
The intake of exterior air prevents the formation  
of mist on the windscreen and side windows.  
The air conditioning is designed to  
operate effectively in all seasons,  
with the windows closed.  
The air conditioning does not operate  
when the air flow adjustment control 2  
is in position "0".  
The recirculation of interior air isolates the  
passenger compartment from exterior odours  
and smoke.  
It enables you to:  
-
-
lower the temperature, in summer,  
increase the effectiveness of the demisting  
in winter, above 3 °C.  
This function allows hot or cold air to be  
delivered selectively and more quickly.  
Switching off  
)
Press the "A/C" button again, the button's  
indicator lamp goes off.  
Switching off may affect comfort levels  
(humidity, condensation).  
Return to exterior air intake as soon as possible  
to prevent deterioration of the the air quality  
and the formation of mist.  
)
Press the button to recirculate  
the interior air. The indicator  
lamp comes on to confirm this.  
)
Press the button again to permit the intake  
of exterior air. The indicator lamp goes off  
to confirm this.