2014.5 Citroen C4 warning

194
F To  deactivate   the   system,   press   this   button  a
gain;   the   warning   lamp   goes   off.
The
  state   of   the   system   remains   in   memory   on  
s

witching   off   the   ignition.
Operating fault
The system is automatically deactivated when   towing   with   a   towbar   approved   by  
CIT

ROËN. The
  system   may   suffer   temporary  
i

nterference in certain weather
conditions   (rain,   hail...).
In   particular,   driving   on   a   wet   sur face  
o

r   moving   from   a   dry   area   to   a   wet   area  
c

an   cause   false   alerts   (for   example,   the  
p

resence   of   a   fog   of   water   droplets   in  
t

he   blind   spot   angle   is   interpreted   as   a  
v

ehicle).
In   bad   or   wintry   weather,   ensure   that  
t

he   sensors   are   not   covered   by   mud,   ice  
o

r   snow.
Take   care   not   to   cover   the   warning   zone  
i

n   the   door   mirrors   or   the   detection  
z

ones   on   the   front   and   rear   bumpers  
w

ith   adhesive   labels   or   other   objects;  
t

hey   may   hamper   the   correct   operation  o
f   the   system.
In   the   event   of   a   fault,   the   warning   lamp   in   the  
b

utton   flashes   then   goes   off.
Have   it   checked   by   a   CITROËN   dealer   or   a  
q

ualified
 w
orkshop.
Driving

202
In addition to the rear parking sensors, the front parking   sensors   are   triggered   when   an   obstacle i

s   detected   in   front   and   the   speed   of   the   vehicle   is
 s

till   below   6   mph   (10   km/h).
The
  front   parking   sensors   are   interrupted   if   the
 v

ehicle   stops   for   more   than   three   seconds   in
 f

or ward   gear,   if   no   further   obstacles   are   detected
 o

r   when   the   speed   of   the   vehicle   exceeds   6   mph
 (

10   km/h).
Front parking sensors
Deactivation/Activation of the
front and rear parking sensors
The function is deactivated by pressing this button.   The   indicator   lamp   in   the   button  
comes
  on.
Pressing
  this   button   again   reactivates   the  
f

unction.   The   indicator   lamp   in   the   button  
goes
  off.
Operating fault
In the event of a malfunction of the   system,   when   reverse   gear  
i

s   engaged   this   warning   lamp   is  
d

isplayed   in   the   instrument   panel  
a

nd/or   a   message   appears   in   the  
s

creen,   accompanied   by   an   audible  
s

ignal   (short   beep).
Contact
  a   CITROËN   dealer   or   a  
q

ualified
 w
orkshop.
The
 
sound
 
emitted
 
by
 
the
 
speaker
 
(front
 
or
 
r

ear)
 
indicates
 
whether
 
the
 
obstacle
 
is
 
in
 
front
 
o

r
 
behind. The
 
function
 
will
 
be
 
deactivated
 
a

utomatically
 
if
 
a
 
trailer
 
is
 
being
 
towed
 
o

r
 
a
 
bicycle
 
carrier
 
is
 
fitted
 
(vehicle
 
f

itted
 
with
 
a
 
towbar
 
or
 
bicycle
 
carrier
 
r

ecommended
 
by
 
CITROËN). In
 
bad   weather   or   in   winter,   ensure  
t

hat
 
the   sensors   are   not   covered   with  
m

ud,
  ice   or   snow.   When   reverse   gear   is  
e

ngaged,   an   audible   signal   (long   beep)  
i

ndicates   that   the   sensors   may   be   dirty.
Certain
  sound   sources   (motorcycle,  
l

orry,
  pneumatic   drill,   etc.)   may   trigger  
t

he
 
audible   signals   of   the   parking  
s

ensor   system.
Driving

204
Fuel tank
Capacity of the tank: approximately 60 litres.When the low fuel level in the
tank
  is   reached,   this   warning   lamp  
c

omes   on   in   the   instrument   panel,  
a

ccompanied   by   an   audible   warning  
a

nd   the   display   of   an   alert   message.  
W

hen   it   first   comes   on,   around
6
litres   of   fuel   remain   in   the   tank.
Low fuel level
Additions of fuel must be of at least 5 litres to be   registered   by   the   fuel   gauge.
Opening
  the   filler   cap   may   result   in   an   inrush   of  
a

ir.   This   vacuum   is   entirely   normal   and   results  
f

rom   the   sealing   of   the   fuel   system.
F

P
ress control A   until   the   automatic   opening  
o

f   the   fuel   flap   is   heard.
 T

his   control   remains   active   for   a   few  
m

inutes   after   switching   off   the   ignition.   If  
n

ecessary,   switch   the   ignition   on   again   to  
r

eactivate   it.
F
 
T
ake   care   to   select   the   pump   that   delivers  
t

he   correct   fuel   for   your   vehicle.If you are filling your tank to the top, do not
persist after the third cut- off; this could
cause your vehicle to malfunction. F
 
I
ntroduce   the   nozzle   so   as   to   push   in   the  
m

etal   non-return   flap   B.
F
 
M
ake   sure   that   the   nozzle   is   pushed   in   as  
f

ar   as   possible   before   starting   to   refuel  
(

risk   of   blowback).
F
 
M
aintain   this   position   while   refuelling.
F
 
P
ush   the   fuel   flap   to   close   it.
With Stop & Start, never refuel with the
system
 
in
 
STOP
 
mode;
 
you
 
must
 
switch
 
o

ff
 
the
 
ignition
 
with
 
the
 
key,
 
or
 
the
 
S

TART/STOP
 
button
 
if
 
your
 
vehicle
 
has
 
K

eyless
 
Entry
 
and
 
Starting.
Until
 
sufficient
 
fuel
 
has
 
been
 
added,
 
every
 
t

ime
 
the
 
ignition
 
is
 
switched
 
on,
 
this
 
warning
 
l

amp
 
appears,
 
accompanied
 
by
 
an
 
audible
 
s

ignal
 
and
 
an
 
alert
 
message.
 
When
 
driving,
 
t

his
 
audible
 
signal
 
and
 
the
 
display
 
of
 
this
 
a

lert
 
message
 
are
 
repeated
 
with
 
increasing
 
f

requency,
 
as
 
the
 
level
 
drops
 
towards
 
0 .
You
 
must
 
refuel
 
as
 
soon
 
as
 
possible
 
to
 
avoid
 
r

unning
 
out.
If you run out of fuel (
di

esel), refer to the
corresponding
 s

ection.
Refuelling
Checks

214
Used products
The additive reservoir low level is 
i ndicated   by:
To p p i n g u p
The reservoir must be topped up without delay by   a   CITROËN   dealer   or   a   qualified   workshop.
-
 
f
ixed   illumination   of   the   particle  
f

ilter   warning   lamp,   accompanied  
b

y   an   audible   signal   and   a  
m

essage   that   the   particle   filter  
a

dditive   level   is   too   low.
Additive level (Diesel

with particle filter)
Avoid prolonged contact of used oil or f
luids   with   the   skin.
Most
  of   these   fluids   are   harmful   to  
h

ealth   or   indeed   very   corrosive.
Do
  not   discard   used   oil   or   fluids   into  
s

ewers   or   onto   the   ground.
Take
  used   oil   to   a   CITROËN   dealer   or  
a

  qualified   workshop   (France)   or   to   an  
a

uthorised   waste   disposal   site.
Checks

215
Checks
Particle filter (Diesel)
- fixed  illumination   of   the   particle  f
ilter   warning   lamp,   accompanied  
b

y   an   audible   signal   and   a  
m

essage   that   there   is   a   risk   of  
b

lockage   of   the   particle   filter.
The presence of this label, in particular with
the
 
Stop
 
&
 
Start
 
system,
 
indicates
 
the
 
use
 
of
 
a

 
specific
 
12
 
V
 
lead-acid
 
battery
 
with
 
special
 
t

echnology
 
and
 
specification.
 
The
 
involvement
 
o

f
 
a
 
CITROËN
 
dealer
 
or
 
a
 
qualified
 
workshop
 
i

s
 
essential
 
when
 
replacing
 
or
 
disconnecting
 
t

he
 
battery. As
 
soon
 
as   the   traffic   conditions   permit,  
r

egenerate   the   filter   by   driving   at   a   speed   of   at  
l

east
 
40
 
mph   (60   km/h)   until   the   warning   lamp  
g

oes
 
off.
If
 
the
 
warning   lamp   stays   on,   refer   to   the  
"

Additive
 
level"   section.
Unless
 
other wise
 
indicated,
 
check
 
these
 
components
 
in
 
accordance
 
with
 
the
 
manufacturer's
 
service
 
schedule
 
and   according   to   your   engine.
Other wise,
 
have
 
them
 
checked
 
by
 
a
 
CITROËN
 
dealer
 
or
 
a
 
qualified
 
workshop.
Air filter and passenger compartment filter
Refer to the manufacturer's s
ervice   schedule   for   details   of   the  
r

eplacement   intervals   for   these  
c

omponents.
Oil filter
Replace the oil filter each time the e ngine   oil   is   changed.
Refer
  to   the   manufacturer's  
s

ervice   schedule   for   details   of  
t

he   replacement   interval   for   this  
c

omponent.
12 V battery
The battery does not require any maintenance.
H owever,   check   that   the   terminals   are   clean a

nd   correctly   tightened,   particularly   in   summer
 a

nd   winter.
When carrying out work on the battery, refer to   the   "12 V   battery"   section   for   details   of   the  
p

recautions   to   be   taken   before   disconnecting  
t

he   battery   and   following   its   reconnection.Depending
  on   the   environment   (e.g.   dusty  a
tmosphere)   and   the   use   of   the   vehicle  
(e.g.
  city   driving),   replace them twice as often
if necessary .
A
  clogged   passenger   compartment   filter   may  
h

ave   an   adverse   effect   on   the   per formance  
o

f   the   air   conditioning   system   and   generate  
u

ndesirable
 o
dours.The start of saturation of the particle filter is
indicated
  by:
on a n

ew vehicle, the first operations of
regeneration
  of   the   particle   filter   may   be  
a

ccompanied   by   the   smell   of   "burning",  
w

hich   is   per fectly   normal.
Following
  prolonged   operation   of   the  
v

ehicle   at   very   low   speed   or   at   idle,  
y

ou   may,   in   exceptional   circumstances,  
n

otice   the   emission   of   water   vapour   at  
t

he   exhaust   on   acceleration.   This   does  
n

ot affect the behaviour of the vehicle
or
  the   environment.
10
Checks

218
Range indicators
When switching on the ignition, an indicator gives   an   estimate   of   the   distance   that   can  
b

e   travelled   with   your   vehicle   before   engine  
s

tarting   is   automatically   prevented,   once   the  
v

ehicle   starts   using   the   reserve   of   AdBlue
® or
after
 
a
 
fault
 
is
 
detected
 
with
 
the
 
SCR
 
system.
In
 
the
 
event
 
of
 
simultaneous
 
system
 
fault
 
and  
l

ow
 
AdBlue
® level, the shortest range is the one d
isplayed.
In the event of the risk of non-starting related to a lack of AdBlue®
Range greater than 1 500 miles (2 400 km)
W hen   the   ignition   is   switched   on,   no  
i

nformation   on   range   is   displayed   automatically  
i

n   the   instrument   panel.
Remaining range between 350 and 1500 miles (600 and 2 400 km)
When switching on the ignition, the UREA warning   lamp   comes   on,   accompanied   by   an  
a

udible   signal   and   the   temporary   display   in  
t

he   instrument   panel   of   "NO   START   IN"   and  
a

  distance,   indicating   the   remaining   range  
e

xpressed   in   miles   or   kilometres   before  
e

ngine   starting   is   prevented   -   (For   example  
"

NO START   IN   900   miles"   means   that   "Starting  
w

ill   be   prevented   in   900   miles).
When
  driving,   this   display   appears   every  
1

50 miles   (300   km)   until   the   additive   tank   has  
be

en
 t
opped-up.
Go
  to   a   CITROËN   dealer   or   a   qualified  
w

orkshop   to   have   the   AdBlue
® tank topped-up.
Y
ou
 
can
 
also
 
top-up
 
the
 
tank
 
yourself.
Refer
 
to
 
the
 
"Topping-up"
 
section.
The
 
engine
 
start
 
prevention
 
system
 
r

equired
 
by
 
regulations
 
is
 
activated
 
a

utomatically
 
once
 
the
 
AdBlue
® tank is e
m pt y.
Checks

219
Breakdown related to a lack of AdBlue® additive
When switching on the ignition, the SERVICE warning   lamp   comes   on   and   the   UREA  
w

arning   lamp   flashes,   accompanied   by   an  
a

udible   signal   and   the   temporary   display   in   the  
i

nstrument   panel   of   "NO   START   IN"   and  
0
  km   or   miles   -   ("NO   START   IN   0   miles"   means  
"

Starting
 p
revented").
The
 Ad

Blue
® tank is  empty:  t he  s ystem  r equired  b
y
 
regulations   prevents   engine   starting.
Remaining range between 0 and 350 miles (0 and 600 km)
When switching on the ignition, the SERVICE warning   lamp   comes   on   and   the   UREA  
w

arning   lamp   flashes,   accompanied   by   an  
a

udible   signal   and   the   temporary   display   in  
t

he   instrument   panel   of   "NO   START   IN"   and  
a

  distance   indicating   the   remaining   range  
e

xpressed   in   miles   or   kilometres   before  
e

ngine   starting   is   prevented   -   (For   example  
"

NO START   IN   350   miles"   means   "Starting   will  
b

e   prevented   in   350   miles).
When
  driving,   this   display   appears   every  
3

0   seconds   until   the   additive   tank   has   been  
t

opped-up.
Go
  to   a   CITROËN   dealer   or   a   qualified  
w

orkshop   to   have   the   AdBlue
® tank topped-up.
Y
ou
 
can
 
also
 
top-up
 
the
 
tank
 
yourself.
Refer
 
to
 
the
 
"Topping-up"
 
section.
ot

her wise you will not be able to restart your
engine. To
  be   able   to   start   the   engine,  
w

e   recommend   that   you   call   on  
a

  CITROËN   dealer   or   a   qualified  
w

orkshop   for   the   top-up   required.   If  
y

ou   carry   out   the   top-up   yourself,   it   is  
e

ssential   to   add   at   least   3.8   litres   of  
Ad

Blue
® to the additive tank.
R
efer
 
to
  the   "Topping-up"   section.
10
Checks

220
In the event of a fault with the the SCR emissions control system
In the event of the detection
of a fault
The  UREA,   SERVICE   and   diagnostic   warning  
l

amps   comes   on,   accompanied   by   an   audible  
s

ignal   and   the   display   of   the   message  
"

Emissions
 f
ault".
The
  alert   is   triggered   when   driving,   when  
t

he   fault   is   detected   for   the   first   time,   then  
w

hen   switching   on   the   ignition   for   subsequent  
j

ourneys,   while   the   fault   persists.During an authorised driving phase
(between 650 miles and 0 miles) (1 100 km and 0 km)
If a fault with the SCR system is confirmed ( after   30   miles   (50   km)   covered   with   the  
p

ermanent   display   of   the   message   signalling  
a

  fault),   the   SERVICE   and   engine   diagnostic  
w

arning   lamps   come   on   and   the   UREA  
w

arning   lamp   flashes,   accompanied   by   an  
a

udible   signal   and   the   temporary   display   in  
t

he   instrument   panel   of   "NO   START   IN"   and  
a

  distance,   indicating   the   remaining   range  
e

xpress   in   miles   or   kilometres   before   engine  
s

tarting   is   prevented   -   (e.g.:   "NO   START   IN  
350
  miles"   means   "Starting   will   be   prevented  
in
  350   miles").
A
 
system
 
that
 
prevents
 
engine
 
starting
 
is
 
activated   automatically   from   650   miles   (1   100   km)   after   confirmation   of   a   fault   with   the   SCR   emissions  
c

ontrol
 
system.
 
Have
 
the
 
system
 
checked
 
by
 
a   CITROËN   dealer   or   a   qualified   workshop   as   soon   as   possible.
If
 
it
 
is
 
a
 
temporary
 
fault,
 
the
 
alert
 
d

isappears
 
during
 
the
 
next
 
journey,
 
a

fter
 
a
 
self
 
diagnosis
 
test
 
of
 
the
 
SCR
 
e

missions
 
control
 
system. While
  driving,   this   display   appears   every  
30   seconds   while   the   fault   with   the   SCR   system  
p

ersists.
The
  alert   is   repeated   when   switching   on   the  
ig

nition.
You
  should   go   to   a   CITROËN   dealer   or   a  
q

ualified   workshop   as   soon   as   possible.
ot

her wise, you will not be able to restart your
engine.
Checks