2015.5 Citroen DS4 RHD Owner's Manual

103
2. driver's side adjustment 4. A utomatic visibility
programme
For maximum cooling or heating of the
passenger compartment, it is possible
to exceed the minimum value 14 or the
maximum value 28.
F

T
urn control 2 or 3 to the left
until
"LO" is displayed or to
the right until "HI" is displayed.
See "Front demisting - defrosting".
3. Passenger's side adjustment
The driver and front passenger can
each adjust the temperature to their
requirements.
The value indicated on the display
corresponds to a level of comfort and not to a
temperature in degrees Celsius or Fahrenheit.
F

T

urn control 2 or 3 to the left or to the right
respectively to decrease or increase this
value.
A setting around the value 21 provides
optimum comfort. However, depending on your
requirements, a setting between 18 and 24 is
normal.
You are advised to avoid a left / right setting
difference of more than 3.
Manual operation
If you wish, you can make a different choice
from that offered by the system by changing
a setting. The the "AUTO" indicator lamps go
off; the other functions will still be controlled
automatically.
F

P
ressing the "AUTO" button returns the
system to completely automatic operation.
With Stop & Start, when demisting has
been activated, the STOP mode is not
available.
Comfort

5. Air conditioning On / Off
F Press this button to switch off the air conditioning.
Switching the system off could result in
discomfort (humidity, condensation).
F

P

ress this button again to return to
automatic operation of the air conditioning.
The indicator lamp on the "A /C " button
comes on.
6. Air distribution adjustment
F Press one or more buttons to direct the air flow towards:
-

t
he windscreen and side
windows (demisting or
def r o st ing),
-

t
he outer and centre air
vents,
-

t
he footwells.
You can combine the three orientations to
obtain the desired air distribution.
7. Air flow adjustment
F Turn this control to the left to decrease the air flow or to the
right to increase the air flow.
8. Air intake / Air recirculation
F Press this button for recirculation of the interior air. The indicator
lamp in the button comes on.
The air flow indicator lamps, between the two
fans, come on progressively in relation to the
value requested.
9. "REST" function: ventilation
with the engine off
Even with the engine is off, you
can operate the ventilation for a
few
m

inutes.
Air recirculation enables the passenger
compartment to be isolated from exterior
odours and smoke.
F

A

s soon as possible, press this button
again to permit the intake of outside air and
prevent the formation of condensation. The
indicator lamp in the button goes off. For example, while you are away from the
vehicle, the passengers can still enjoy some air
circulation without having the engine running.
This function is available after switching on the
ignition, as well as after stopping the engine.
The period that the function is available
depends on the state of charge of the battery.
You can activate the "REST" function while the
air conditioning control screens are on.
Avoid prolonged operation in interior air
recirculation mode (risk of misting and
deterioration of air quality).

105
Switching the system off
F Turn the air flow control to the left until all of the indicator
lamps go off.
This switch does not operate the air conditioning, only the air fan.
When the "REST" function is activated, you cannot modify the temperature, air flow
and distribution settings: these are controlled automatically according to the ambient
temperature.
This function is not available in the STOP mode of Stop & Start. Avoid prolonged operation in interior
air recirculation mode or driving for
long periods with the system off (risk of
misting and deterioration of air quality).
On switching on the engine
-
T
he control screens come on: the function
is available.
-

P

ressing the REST button activates the
ventilation for a few minutes. Activation of
the function is confirmed by the display of
two dashes in the control screens and four
air flow level indicator lamps.
-

T

he function can be deactivated and
reactivated if the control screens are on.
-

T

he screens go off at the end of this
period. On stopping the engine
-
W
hile the control screens remain on: the
function is available.
-

P

ressing the REST button activates the
ventilation for a few minutes. Activation of
the function is confirmed by the display of
two dashes in the control screens and four
air flow level indicator lamps.
L

ocking the vehicle has no effect on this
function.
-

T

he control screens go off at the end of this
period.
P

ressing again before the end of the period
interrupts off the ventilation definitively: the
control screens go off and the function is
no longer available. This action switches off the air conditioning and
the ventilation.
Temperature related comfort is no longer
assured but a slight flow of air, due to the
movement of the vehicle, can still be felt.
F

M

odify the settings (temperature, air flow
or air distribution) or press the "AUTO"
button to reactivate the system with the
values set before it was switched off.
Comfort

Front demist - defrost
These markings on the control panel indicate the control positions for rapid demisting or
defrosting of the windscreen and side windows.
With manual air
conditioning
F Put the temperature, air flow and distribution controls to the dedicated
marked position.
F

P
ut the air intake control to the "Exterior air
intake" position
(

indicator lamp on the control off).
F

S
witch on the air conditioning by pressing
the "A /C " button; the warning lamp in the
button comes on.
With digital dual-zone air
conditioning
With Stop & Start, when the demisting,
air conditioning and air flow functions
are activated, STOP mode is not
available.
Automatic visibility programme
F Select this programme to demist or defrost the windscreen and side windows as
quickly as possible.
The system automatically manages the air
conditioning, air flow and air intake, and
provides optimum distribution towards the
windscreen and side windows.
F

T
o stop the programme, press either the
"visibility" button again or "AUTO" , the
warning lamp on the button goes off and
the warning lamp on the "AUTO" button
comes on.
The system starts again with the values in
use before it was overridden by the visibility
programme. With Stop & Start, when demisting has
been activated, the STOP mode is not
available.

107
Rear screen demist - defrost
The control button is located on the air conditioning system control panel.
Switching on
The rear screen demisting/defrosting can only
operate when the engine is running.
F
P
ress this button to demist /defrost the
rear screen and (depending on version)
the door mirrors. The indicator lamp
associated with the button comes on.
Switching off
The demisting/defrosting switches off
automatically to prevent an excessive
consumption of current.
F

I
t is possible to stop the demisting/
defrosting operation before it is switched
off automatically by pressing the button
again. The indicator lamp associated with
the button goes off. F
S witch off the demisting/defrosting
of the rear screen and door mirrors
as soon as appropriate, as lower
current consumption results in
reduced fuel consumption.
Comfort

Fittings
0

Front fittings
1. Sun visor (
see the "Panoramic windscreen" section)
2.
T

icket/card holder
3.
S

torage compartments
4.
I

lluminated glove box
(

see details on a following page)
5.
d

oor pocket s
6.
U

SB por t / Auxiliar y socket
(

see details on a following page)
7.
C

igarette lighter / 12 V accessor y
socket
(

see details on following pages)
8.
P

ortable ashtray
(

see details on following pages)
9.
C

entre armrest with storage
(

see details on a following page)