CITROEN C4 2018 Repair Manual
Manufacturer: CITROEN, Model Year: 2018, Model line: C4, Model: CITROEN C4 2018Pages: 317, PDF Size: 9.31 MB
Page 61 of 317

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C4-cactus_en_Chap03_Ergonomie-et-confort_ed01-2016
Manual air conditioning
Temperature adjustment
F Press one of these buttons
or move the cursor from blue
(
cold) to red (hot) to adjust the
t
emperature to your liking.
The
manual
air
conditioning
system
operates
with
the
engine
running.
Air flow adjustment
F Press one of these buttons to
increase or decrease the air flow.
The
symbol for air flow (a fan) fills progressively
a
ccording
to the air flow setting made.
By
reducing the air flow to minimum, you are
s
topping
v
entilation.
Avoid
d
riving
t
oo
l
ong
w
ithout
v
entilation
(
risk of misting and deterioration of air
q
uality).
F
Sel
ect the "
Air conditioning "
menu
in
the
touch
screen
tablet
t
o
display
the
controls
page
for
t
he
system.
3
Ease of use and comfort
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C4-cactus_en_Chap03_Ergonomie-et-confort_ed01-2016
Fresh air intake / Air
recirculation
The intake of fresh air avoids and eliminates misting of the windscreen and side windows.
Recirculation of the interior air isolates the
passenger
compartment from exterior odours
a
nd fumes.
F
P
ress this button to recirculate
the
interior air. The
air conditioning is designed to operate e
ffectively in all seasons, with the windows closed.
It
enables you to:
Air conditioning On / Off
Switching on
Switching off
The air conditioning does not operate when the air flow adjustment is set
t
o off. F
P
ress this button to switch on the
air
c
onditioning.
Avoid
the
prolonged
use
of
interior
a
ir
recirculation
(risk
of
misting
and
d
eterioration
of
air
quality).
This function can also be used
temporarily
to
speed
up
the
heating
or
c
ooling
of
the
passenger
compartment. -
l
ower the temperature, in summer,
-
i
ncrease the effectiveness of the demisting
i
n winter, above 3°C.
F
P
ress this button again to switch
o
ff the air conditioning.
Air distribution adjustment
You can vary the distribution of air in the
passenger compartment using these three
b
uttons. Windscreen.
Each press on a button activates or deactivates
the
function. Footwells. Central
and side vents.F
P
ress this button again to allow the intake
o
f exterior air.
For
a uniform distribution of air in the
p
assenger compartment, the three
b
uttons can be activated simultaneously.
Ease of use and comfort
Page 63 of 317

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C4-cactus_en_Chap03_Ergonomie-et-confort_ed01-2016
Automatic air conditioning
Operation of the air conditioning and regulation of temperature, air flow and air distribution in
t
he passenger compartment are automatic.Temperature adjustment
F Press this button to increase the value.
F
P
ress this button to decrease
the value.
F
Sel
ect the "
Air conditioning "
menu
in
the
touch
screen
tablet
t
o
display
the
controls
page
for
t
he
system.
The air conditioning system operates
a
utomatically: the system manages the t
emperature, air flow and air distribution in t
he passenger compartment in an optimum
w
ay according to the comfort level you have
s
elected.F
P
ress the "AUTO"
button
to activate or deactivate the
automatic mode of the air
c
onditioning system.
Automatic comfort
programme
Activation / Deactivation
The air conditioning system operates with the engine running, but the ventilation and its controls are available with the ignition on.
T he value indicated corresponds to a
level
of comfort and not to a precise
t
emperature.
3
Ease of use and comfort
Page 64 of 317

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C4-cactus_en_Chap03_Ergonomie-et-confort_ed01-2016
In cold weather with the engine cold, the air flow is increased gradually until
t
he system has warmed up, in order
t
o limit the delivery of cold air into the
p
assenger
c
ompartment.
On
entering the vehicle, if the interior
t
emperature is much colder or warmer
t
han the comfort value setting, there
i
s no need to alter the value displayed
in
order to reach more quickly the
r
equired level of comfort. The system
c
ompensates automatically and
c
orrects the temperature difference as
q
uickly as possible.
This
setting
is
associated
with
AUTO
mode
o
nly.
However,
on
deactivation
of
AUTO
mode,
t
he
last
setting
used
remains
on.
Changing
the
setting
does
not
reactivate
AUTO
m
ode
if
deactivated.
To
change
the
current
setting,
press
the
button
f
or
the
desired
mode:
" Soft ":
provides
soft
and
quiet
o
peration
by
limiting
air
flow.
" Normal ":
offers
the
best
c
ompromise
between
a
comfortable
t
emperature
and
quiet
operation
(
default
setting).
" Fast ":
provides
strong
and
effective
a
ir
flow.
Automatic programme mode
setting
F Go to the secondary page by p
ressing this button to vary the
a
utomatic comfort programme,
c
hoosing one of the modes
o
ffered.
Ease of use and comfort
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C4-cactus_en_Chap03_Ergonomie-et-confort_ed01-2016
You can vary the distribution of air in the passenger compartment using these three buttons.
Air flow adjustment
Avoid driving for too long with the ventilation off (risk of misting and
d
eterioration of air quality).
Air distribution adjustment
F Press one of these buttons to increase or decrease the air flow.
The
symbol for air flow (a fan) fills progressively
a
ccording
to the air flow setting made.
By
reducing the air flow to minimum, you are
s
topping
v
entilation.
" OFF "
is
displayed alongside the fan. Windscreen.
Central
and side vents.
Footwells.
Each press on a button activates or deactivates
the
function.
Resuming manual control
You can manually adjust the air flow and distribution.
F
P
ress the "AUTO" button to
activate
the automatic comfort
p
rogramme
ag
ain.
As
soon as you modify a setting, the automatic
c
omfort programme is deactivated.
For a uniform distribution in the passenger compartment, all three buttons
c
an be activated simultaneously.
3
Ease of use and comfort
Page 66 of 317

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C4-cactus_en_Chap03_Ergonomie-et-confort_ed01-2016
Avoid the prolonged use of interior air recirculation (risk of misting and
d
eterioration of air quality).
It
allows
you:
-
i
n
summer,
to
lower
the
temperature,
-
i
n
winter,
above
3
°C,
to
improve
demisting.
F
P
ress
this
button
again
to
switch
o
ff
the
air
conditioning.
F
P
ress this button to switch on the
air
c
onditioning.
Air conditioning On/Off
The air conditioning is designed to operate e
fficiently in all seasons, with the windows
closed. The
intake of exterior air avoids and eliminates m
isting of the windscreen and side windows.
Air intake/Air recirculation
The recirculation of interior air prevents exterior o
dours and smoke from entering the passenger
c
ompartment.
F
P
ress this button to recirculate
the
interior air.
F
P
ress this button again to allow
t
he intake of exterior air.
The
air
conditioning
cannot
operate
w
hen
the
air
flow
is
set
to
off. This
function also allows faster heating
o
r cooling of the air in the passenger
c
ompartment.
Ventilation with "ignition on"
function
With the ignition on, you can use the ventilation system and access the "Air conditioning "
menu
to adjust the air flow and air
distribution
in the passenger compartment.
This
function is available for a few minutes,
d
epending on the state of charge of the battery
o
f your vehicle.
This function does not activate the air
conditioning.
You
can make use of the residual heat in the
e
ngine to warm the passenger compartment
u
sing the temperature setting buttons.
Switching on
Switching off
Ease of use and comfort
Page 67 of 317

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C4-cactus_en_Chap03_Ergonomie-et-confort_ed01-2016
Front demist - defrost
Switching on
With Stop & Start, when demisting has been activated, the STOP mode is not
a
vailable. F
P
ress this button to demist or
d
efrost the windscreen and side
windows as quickly as possible.
T
he indicator lamp in the button
c
omes on.
The
system automatically manages the air
c
onditioning (depending on version), air
f
low
and air intake, and provides optimum
d
istribution towards the windscreen and side
windows.
Switching off
F To switch off demisting, press t
his button again, the indicator
l
amp goes off.
3
Ease of use and comfort
Page 68 of 317

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C4-cactus_en_Chap03_Ergonomie-et-confort_ed01-2016
Rear screen demist - defrost
Switching onSwitching off
F Press
this button to demist /
defrost the rear screen and
(depending
on version) the door
m
irrors. The indicator lamp in the
b
utton comes on.
The demisting/defrosting switches off automatically to prevent an excessive consumption of current.
The rear screen demist - defrost can only operate when the engine is
r
unning.
Switch
off the heating of the rear screen
a
nd door mirrors as soon as you judge it
p
ossible, as reducing the consumption
o
f electrical current reduces fuel
consumption. F
I
t is possible to stop the
demisting/defrosting
o
peration
b
efore it is switched off
automatically by pressing this
b
utton again. The indicator lamp
i
n the button goes off.
Ease of use and comfort
Page 69 of 317

67
C4-cactus_en_Chap03_Ergonomie-et-confort_ed01-2016
Courtesy lamp
1. Courtesy lamp
2. M ap reading lamps F
W
ith the ignition on, press the
c
orresponding
s
witch.
Map reading lamps
With the "permanent lighting" mode, t
he lighting time varies according to the
c
ircumstances:
-
w
ith the ignition off, approximately
t
en
m
inutes,
-
i
n energy economy mode,
a
pproximately thirty seconds,
-
w
ith the engine running, unlimited.
In
this position, the courtesy lamp
c
omes on gradually:
Permanently off.
Permanent
l
ighting.
-
w
hen the vehicle is unlocked,
-
w
hen the key is removed from the ignition,
-
w
hen opening a door,
-
w
hen the remote control locking button is
p
ressed, in order to locate your vehicle.
Take care to avoid leaving anything in
c
ontact with the courtesy lamp.
Courtesy lamp
It switches off gradually:
- w hen the vehicle is locked,
-
w
hen the ignition is switched on,
-
3
0 seconds after the last door is closed.
3
Ease of use and comfort
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C4-cactus_en_Chap03_Ergonomie-et-confort_ed01-2016
This comes on automatically when the boot is opened and switches off automatically when
t
he boot is closed.
Different
lighting times are provided:
-
w
hen the ignition is off, approximately
t
en minutes,
-
i
n energy economy mode, approximately
t
hirty seconds,
-
w
hen the engine is running, no limit.
Boot lampPanoramic s unroof
This glazed roof provides increased visibility a
nd light in the passenger compartment, while
m
aintaining normal temperatures thanks to its
"
high thermal protection" coating.
Advice on care
In order to preserve the properties of the
glazed roof, we recommend wiping or cleaning
t
he inner glass using a clean, soft and dry
cloth.
For
stubborn stains, the glass should be
c
leaned using screenwash fluid, rinsed with
c
lean water, then dried with a clean, soft cloth.
Do not use soapy water, abrasive
products,
detergents (particularly those
w
ith an ammonia base), solvents,
s
olutions with a high concentration of
a
lcohol, petrol, ...
Ease of use and comfort