2014.5 Citroen C4 DAG sensor

33
65 
C4-2_en_Chap03_confort_ed01-2014
Automatic day/night model
By 
means
 
of
 
a
 
sensor
,  
which
 
measures
 
the

 
light
 
from
 
the
 
rear
 
of
 
the
 
vehicle,
 
this

 
system
 
automatically
 
and
 
progres
-
sively
 
changes
 
between
 
the
 
day
 
and
 
night

  uses.In
 
order
 
to
 
ensure
 
optimum
 
vis
-
ibility
 
during
 
your
 
manoeuvres,
 
the

 
mirror
 
lightens
 
automatically
 
when

  reverse   gear   is   engaged.STEERING WHEEL AD j USTMENT
F When stationary, pull the control
lever  to  release  the  adjustment  
mechanism.
F

 
Adjust
 
the
 
height
 
and
 
reach
 
to
 
suit
 
your

  driving   position.
F
 
Push
 
the
 
control
 
lever
 
to
 
lock
 
the
 
adjustment

  mechanism.
a

s a safety precaution, these
operations
 
should
 
only
 
be
 
carried out

  with   the   vehicle   stationary.
Rear view mirror
Adjustable mirror providing  a  central  rearward
  view.
Equipped
 
with
 
an
 
anti-dazzle
 
system,
 
which

 
darkens
 
the
 
mirror
 
glass
 
and
 
re
-
duces
 
the
 
nuisance
 
to
 
the
 
driver
 
caused
 
by

 
the
 
sun,
 
headlamps
 
from
 
other
 
ve
-
hicles...
Manual day/night model
Adjustment
F
 Adjust

 
the
 
mirror
 
so
 
that
 
the
 
glass
 
is 
directed

  correctly   in   the   "day"   position.
Day/night position
F
 
Pull
 
the
 
lever
 
to
 
change
 
to
 
the
 
"night"

  anti-dazzle   position.
F
 
Push
 
the
 
lever
 
to
 
change
 
to
 
the
 

normal

  "day"   position.
COMFORT

55
85 
C4-2_en_Chap05_visibilite_ed01-2014
Automatic illumination of
headlamps
The sidelamps and  dipped  beam  head -
lamps  are  switched  on  automatically ,  
without any action on the part of the
driver

,  
when
 
a
 
low
 
level
 
of
 
external
 
light
 
is

 
detected
 
or
 
in
 
certain
 
cases
 
of
 
activa
-
tion
  of   the   windscreen   wipers.
As
 
soon
 
as
 
the
 
brightness
 
returns
 
to
 
a
 
sufficient

 
level
 
or
 
after
 
the
 
windscreen
 
wipers

 
are
 
switched
 
of
f,  
the
 
lamps
 
are
 
switched

  off   automatically.
Activation
F
 
T
urn  
ring
 
A to the

"AUTO"  
position. The

 
automatic
 
illumination
 
of
 
head
-
lamps
  is   accompanied   by  
a
 
message in

  the   screen.
Deactivation
F
 
T
urn  
ring
 
A
to a position other
than

"AUT
O".  
Deactivation
 
is
 
ac
-
companied
 
by
 
a
 
message
 
in
 
the
 
screen.Coupling with the automatic "Guide-
me-home" lighting
Association

 with  the  automatic  illu mi-
nation  of  headlamps  provides  "guide-
me-home"
 
lighting
 
with
 
the
 
following
 
additional

  options:
-
 
selection
 
of
 
the
 
lighting
 
duration
 
to
 
15,

 
30
 
or
 
60
 
seconds
 
in
 
the
 
settings
 
in

 
the
 
vehicle
 
configuration
 
menu
 
(except

 
in
 
the
 
case
 
of
 
the
 
mono
-
chrome
 
screen
 
A,
 
for
 
which
 
the
 

duration

  is   set:   60   seconds),
-
 automatic

 
activation
 
of
 
"guide-me-
home"

 
lighting
 
when
 
automatic
 
illumi
-
nation
  of   headlamps   is   in   operation.
In the event of a fault with the
sunshine sensor ,  the  lighting come

 
on,
 
this
 
warning
 
lamp
 
is displayed

 
on
 
the
 
instrument
 
panel
 
and/or
 
a message

 
appears
 
in
 
the
 
screen,
 
accompa
-
nied
 
by
 
an
 
audible   signal.
Contact
 
a

 
CITROËN
 
or
 
a
 
qualified
 
work
-
shop
 
workshop.
Operating fault
In  
fog
 
or
 
snow
,  
the
 
sunshine
 
sensor

 
may
 
detect
 
sufficient
 
light.

 
Therefore,
 
the
 
lighting
 
will
 
not

  come   on   automatically.
d

o not cover the sunshine sen-
sor,
 
coupled
 
with
 
the
 
rain
 
sensor
 
and

 
located
 
in
 
the
 
centre
 
of
 
the
 
windscreen

 
behind
 
the
 
rear
 
view
 
mirror;

 
the
 
associated
 
functions
 
would

  no   longer   be   controlled.
VISIBILITY

55
86 
C4-2_en_Chap05_visibilite_ed01-2014
Switching off
The 
welcome
 
lighting
 
switches
 
of
f  
au
-
tomatically
 
after
 
a
 
programmed
 
time,
 
when

 
the
 
ignition
 
is
 
switched
 
on
 
or
 
on
 
locking

  the   vehicle.
Welcome lighting
Switching onF  
Press
 
the
 
open
 
padlock
 
on
 
the

 
remote
 
control;
 
your
 
ve
-
hicle
  is   unlocked.
The
 
remote
 
switching
 
on
 
of
 
the
 
light
-
ing  
makes
 
your
 
access
 
to
 
the
 
vehicle
 
easier

 
in
 
poor
 
light.
 
It
 
is
 
activated
 
de
-
pending  
on
 
the
 
light
 
level
 
detected
 
by
 
the

  sunshine   sensor.
The  
sidelamps
 
and
 
dipped
 
beam
 
head
-
lamps,
 
as
 
well
 
as
 
the
 
side
 
spotlamps,
 
lo
-
cated
  under   the   door   mirrors,   come   on.Programming
Activation  
or
 
deactivation,
 
as
 
well

 
as
 
the
 
duration
 
of
 
the
 
light
-
ing  
duration
 
for
 
the
 
welcome
 
lighting

 
can
 
be
 
set
 
via
 
the
 
ve
-
hicle   configuration   menu.
VISIBILITY

55
91 
C4-2_en_Chap05_visibilite_ed01-2014
Automatic rain sensitive
windscreen wipers
The windscreen wipers  operate  automat -
ically, without any action on the part of
the
 
driver
,  
if
 
rain
 
is
 
detected
 
(sensor
 
be
-
hind
 
the
 
rear
 
view
 
mirror),
 
adapting
 
their speed

  to   the   intensity   of   the   rainfall.
Briefly
 
push
 
stalk
 
A
 
down
-
wards.
The
 
instruction
 
is
 
confirmed
 
by
 
a

 
wiping
 
cycle,
 
accompanied
 
by

 
illumination
 
of
 
this
 
warning
 
lamp
 
in
 
the

 
instrument
 
panel
 
and
 
an
 
activation
 
message. Switching on
Switching off Operating fault
If

 
an
 
automatic
 
rain
 
sensitive
 
wiper
 
mal
-
function occurs, the wipers will operate
in
  intermittent   mode.
Contact
 
a
 
CITROËN
 
dealer
 
or
 
a
 
quali
-
fied
  workshop.
d

o not cover the rain sensor,
linked
 
with
 
the
 
sunshine
 
sensor
 
and

 
located
 
in
 
the
 
centre
 
of
 
the
 
windscreen

 
behind
 
the
 
rear
 
view
 
mirror

.
Switch
 
of
f  
the
 
automatic
 
rain
 
sensitive

 
wipers
 
when
 
using
 
an
 
automatic

  car   wash.
In
 
winter
,  
it
 
is
 
advisable
 
to
 
wait until

 
the
 
windscreen
 
is
 
completely clear

 
of
 
ice
 
before
 
activating
 
the automatic

  rain   sensitive   wipers.
The
 
automatic
 
rain
 
sensitive
 
windscreen

 
wipers
 
must
 
be
 
re
-
activated  if  the  ignition  has  been  of
f   for   more   than   one   minute.
Briefly
 
push
 
stalk
 
A
 
downwards
 
again.
The

 
instruction
 
is
 
confirmed
 
by
 
this

 
warning
 
lamp
 
going
 
of
f  
in
 
the

 
instrument
 
panel
 
and/or
 
the
 
display
 
of

  a   deactivation   message.
Windscreen and headlamp
wash
Low screenwash / headlamp wash
fluid level
On 
vehicle
 
fitted
 
with
 
headlamp
 
wash
-
ers,
 
the
 
low
 
level
 
of
 
this
 
fluid
 
is
 
indicat
-
ed
 
by
 
gauge
 
in
 
the
 
reservoir
 
filler
 
neck
 
under

  the   bonnet.
Checking
 
and
 
topping
 
up
 
this
 
fluid
 
can
 
should

  be   done   with   the   engine   off.
The
 
level
 
of
 
this
 
fluid
 
should
 
be
 
checked
 
regularly

,   particularly   during   winter.
Refer
 
to
 
"Checks
 
-
 
Screenwash
 
/
 
head
-
lamp
 
wash
 
level"
 
section
 
for
 
the
 
proce
-
dure
  on   checking   the   level.
F
 
Pull
 
the
 
windscreen
 
wiper
 
stalk
 
to
-
wards  
you.
 
The
 
windscreen
 
wash
 
then

 
the
 
windscreen
 
wipers
 
operate
 
for

  a   fixed   period.
The  
headlamp
 
washers
 
only
 
operate when
the dipped or main beam head
-
lamps are on, with the vehicle moving.
To  
reduce
 
the
 
consumption
 
of
 
the

 
fluid
 
by
 
the
 
headlamp
 
wash
-
ers, they operate only with every
seventh use of the screenwash
or  
every
 
25
 
miles
 
(40
 
km)
 
during
 
a

  given   journey.
VISIBILITY

99
152 
C4-2_en_Chap09_conduite_ed01-2014
TYRE UNDER-INFLATION DETECTION
System which automatically  checks  the  pressures
  of   the   tyres   while   driving.
The
 
system
 
continuously
 
monitors
 
the
 
pressures of the four tyres, as soon as
the

  vehicle   is   moving.
A
 pressure

 
sensor
 
is
 
located
 
in
 
the
 
valve

 
of
 
each
 
tyre
 
(except
 
the
 
spare
 
wheel).
The

 
system
 
triggers
 
an
 
alert
 
if
 
a
 
drop
 
in

 
pressure
 
is
 
detected
 
in
 
one
 
or
 
more
 
tyres. This

 
system
 
does
 
not
 
avoid
 
the
 
need

 
to
 
check
 
the
 
tyre
 
pressures
 
regularly

 
(including
 
the
 
spare
 
wheel)

  and   before   a   long   journey.
Driving  
with
 
under-inflated
 
tyres
 
adversely

 
af
fects  
road
 
holding,
 
extends

 
braking
 
distances
 
and
 
causes

 
premature
 
tyre
 
wear
,  
particularly

 
under
 
arduous
 
con
-
ditions  
(vehicle
 
loaded,
 
high
 speed,
  long   journey).
Driving  
with
 
under-inflated
 
tyres
 
increases

  fuel   consumption.The tyre pressures for your vehi-
cle
 
can
 
be
 
found
 
on
 
the
 
tyre
 
pres
-
sure  
label
 
(see
 
the
 
"Identification
 
markings"

  section).
The  
tyre
 
pressures
 
must
 
be
 
checked

 
when
 
the
 
tyres
 
cold
 
(vehicle

 
stopped
 
for
 
1
 
hour
 
or
 
af
-
ter  
driving
 
for
 
less
 
then
 
6
 
miles
 
(10

 
km)
 
at
 
moderate
 
speed).
 
Otherwise,

 
add
 
0.3
 
bar
 
to
 
the
 values
  indicated   on   the   label.
The  
tyre
 
under-inflation
 
detection
 
sys
-
tem
 
is
 
an
 
aid
 
to
 
driving
 
which
 
does
 
not
 
replace

 
the
 
need
 
for
 
vigilance
 
on
 
the
 
part

  of   the   driver.
DRIVING

99
153 
C4-2_en_Chap09_conduite_ed01-2014
The flashing and  then  fixed  illu
mination  of  the  under-
inflation
 
warning
 
lamp
 
accom
-
panied
 
by
 
the
 
illu
mination  
of
 
the

 
service
 
warning
 
lamp
 
indi
-
cates
  a   fault   with   the   system.
Operating fault
The alert is  given  by  the  fixed  il -
lumination  of  this  warning  lamp, accompanied

 
by
 
an
 
audible signal,

 
and
 
depending
 
on
 
equip
-
ment,
 
the
 
display
 
of
 
a
 
message.
Under-inflation alert
The alert is  maintained  until  the  tyre
 or  tyres  concerned  is  rein -
flated,
  repaired   or   replaced.
The
 
spare
 
wheel
 
(space-saver
 
type

 
or
 
a
 
steel
 
rim)
 
does
 
not
 
have

  a   sensor.
The
 
loss
 
of
 
pressure
 
detected
 
does

 
not
 
always
 
lead
 
to
 
visible
 
deformation

 
of
 
the
 
tyre.
 
Do
 
not
 
rely

  on   just   a   visual   check. This
 
alert
 
is
 
also
 
displayed
 
when
 
one

 
or
 
more
 
wheels
 
is
 
not
 
fit
-
ted  
with
 
a
 
sensor
 
(for
 
example,
 
a

 
space-saver
 
or
 
steel
 
spare
 
wheel).
In

 
the

 
event

 
of

 
a

 
problem

 
on

 
one

 
of

 
the

 
tyres,

 
the

 
symbol

 
or

 
the

 
message

 
ap

-
pears,
 
according

 
to

 
equipment,

 
to

 
iden

-
tify
 
it. F
 
Reduce
 
speed,
 
avoid
 
sudden
 
steer
-
ing  
movements
 
or
 
harsh
 
brake
 
ap
-
plications.
F
 
Stop
  as   soon   as   it   is   safe   to   do   so.
In  
this
 
case,
 
monitoring
 
of
 
the
 
tyre
 
pres
-
sures   is   not   assured.
F
 
If

 
you
 
have
 
a
 
compressor
 
(the
 
one
 
in

 
the
 
temporary
 
puncture
 
repair
 
kit
 
for

 
example),
 
check
 
the
 
four
 
tyre
 
pressures

  when   cold.
 If

 
it
 
is
 
not
 
possible
 
to
 
check
 
the
 
tyre
 
pressures

 
at
 
the
 
time,
 
drive
 
care
-
fully   at   reduced   speed.
or
F


In the event of a puncture, use the
temporary

 
puncture
 
repair
 
kit
 
or
 
the
 
spare

 
wheel
 
(according
 
to
 
equip
-
ment).
Go  
to
 
a
 
CITROËN
 
dealer
 
or
 
a
 
qualified
 
workshop 

to  
have
 
the
 
system
 
checked
 or
,  following  the  repair  of  a  puncture,  to  have
 the  original  wheel,  equipped  with  
a

  sensor,   refitted.
Any
 
tyre
 
repair
 
or
 
replacement
 
on
 
a
 
wheel

 
fitted
 
with
 
this
 
system
 
must
 
be
 
carried

 
out
 
by
 
a
 
CITROËN
 
dealer
 
or
 
a
 
qualified

  workshop.
If
 
after
 
changing
 
a
 
tyre,
 
a
 
wheel
 
is
 
not
 
detected

 
by
 
your
 
vehicle
 
(fitting
 
snow
 
tyres

 
for
 
example),
 
you
 
must
 
have
 
the
 
system

 
reinitialised
 
by
 
a
 
CITROËN
 
dealer

  or   a   qualified   workshop.
DRIVING

99
157 
C4-2_en_Chap09_conduite_ed01-2014
LANE DEPARTURE WARNING SYSTEM
The lane departure  warning  sys -
tem  cannot  in  any  circumstanc -
es
 
replace
 
the
 
need
 
for
 
vigilance
 
on

  the   part   of   the   driver.
It
 
is
 
necessary
 
to
 
observe
 
driv
-
ing
 
regulations
 
and
 
take
 
a
 
break
 
every

  two   hours.
Activation
F Press this  button,  the  indicator  lamp  comes
  on.
Deactivation
F Press this  button  again,  the  indica -
tor   lamp   goes   off.
The
 
status
 
of
 
the
 
system
 
remains
 
in
 
the
 
memory

 
when
 
the
 
ignition
 
is
 
switched
 
of

f.
Detection
You are  warned  by  the  vibration  of  the  driver's
  seat   cushion:
-
 
on
 
the
 
right-hand
 
side,
 
if
 
the
 
mark
-
ing
 
on
 
the
 
ground
 
has
 
been
 
crossed
 
on

  the   right,
-
 
on
 
the
 
left-hand
 
side,
 
if
 
the
 
marking
 
on

 
the
 
ground
 
has
 
been
 
crossed
 
on
 
the

  left.
No
 
warning
 
is
 
transmitted
 
while
 
the
 
direction

 
indicator
 
is
 
active
 
and
 
for
 
ap
-
proximately
 
20
 
seconds
 
after
 
the
 
direc
-
tion
  indicator   is   switched   off.
A
 warning

 
may
 
be
 
transmitted
 
if
 
a
 
direc
-
tion
 
marking
 
(e.g.
 
arrow)
 
or
 
non-standard marking

  (e.g.   graffiti)   is   crossed.
Operating fault
The detection may be impeded:
-  
if
 
the
 
sensors
 
are
 
dirty
 
(mud,
 
snow

...),
-
 
if
 
the
 
markings
 
on
 
the
 
ground
 
are worn,
-

 
if
 
there
 
is
 
little
 
contrast
 
be
-
tween
 
the
 
markings
 
on
 
the
 
ground

 
and
 
the
 
road
 
surface.
System

 
which

 
detects

 
the

 
involuntary

 
crossing

 
of

 
longitudinal

 
traffic

 
lane

 
markings

 
on

 
the

 
ground

 
(solid

 
or

 
bro

-
ken
 
line).
Sensors,
 
fitted

 
below

 
the

 
front

 
bumper

,
 
trigger

 
a

 
warning

 
if

 
the

 
vehicle

 
drifts

 
over

 
a

 
lane

 
marking

 
(speed

 
higher

 
than

 
50

 
mph
 
(80
 
km/h)).
This
 
system

 
is

 
particularly

 
useful

 
on

 
motorways

 
and
 
main
 
roads. In
 
the
 
event
 
of
 
a
 
malfunction,
 
the

 
service
 
warning
 
lamp
 
comes

 
on,
 
accompanied
 
by
 
an

 
audible
 
signal
 
and
 
a
 
message
 
in
 
the
 
screen.
Contact

 
a
 
CITROËN
 
dealer
 
or
 
a
 
quali
-
fied
 
workshop.
DRIVING

99
158 
C4-2_en_Chap09_conduite_ed01-2014
BLIND SPOT SENSORS
This driving assistance  system  warns  the
 driver  of  the  presence  of  another  
vehicle

 
in
 
the
 
blind
 
spot
 
angle
 
of
 
their
 
vehicle

 
(areas
 
masked
 
from
 
the
 
driver's
 
field

 
of
 
vision),
 
as
 
soon
 
as
 
this
 
presents
 
a

  potential   danger.
Operation
F On switching  on  the  ignition,  or  en -
gine  running,  press  this  button  to  
activate

 
the
 
function;
 
the
 
warning
 
lamp

  comes   on.
This
 
system

 
is

 
designed

 
to

 
im

-
prove
 
safety

 
when

 
driving

 
and

 
is

 
in

 
no

 
circumstances

 
a

 
substitute

 
for

the use of the interior rear
view
 
mirror

 
and

 
door

 
mirrors.

 
It

 
is

 
the

 
driver's

 
responsibility

 
to

 
constantly

 
check

 
the

 
traffic,

 
to

 
asses

 
the

 
distances

 
and

 
relative

 
speeds

 
of

 
other

 
vehicles

 
and

 
to

 
predict

 
their

 
movements

 
before

 
deciding

 
whether

 
to

 
change

 
lane.
The

 
blind

 
spot

 
sensor

 
system

 
can

 
never

 
replace

 
the

 
need

 
for

 
vigilance

 
on

 
the

 
part

 
of

 
the

 
driver

. Sensors
 
fitted
 
in
 
the
 
front
 
and
 
rear
 
bum
-
pers
  monitor   the   blind   spots.
A warning
 lamp
 appears
 in
 the
 door
 mirror
 
on
 
the
 
side
 
in
 
question:
-
 
immediately

,
 
when

 
being

 
overtaken,
-

 
after

 
a

 
delay

 
of

 
about

 
one

 
second,

 
when

 
overtaking
 
a
 
vehicle
 
slowly.
DRIVING