2014.5 Citroen C4 parking brake

185
Hill start assist
On an ascending slope, with the vehicle
stationar y, the vehicle is held for a brief
moment when you release the brake pedal:
- 
i
f   you   are   in   first   gear   or   neutral   with   a  
m

anual
 g
earbox,
-
 
i
f   you   are   in   position   A or M with an
electronic
 ge

arbox,
-
 
i
f   you   are   in   position   D or M with an
automatic
  gearbox.
Operation
On a descending slope, with the vehicle
stationary and reverse gear engaged, the
vehicle is held for a brief moment when you
release the brake pedal.
Operating fault
If a fault occurs with the system, these warning lamps   come   on.   Contact   a   CITROËN   dealer  
o

r   a   qualified   workshop   to   have   the   system  
c

hecked.
System
 
which
 
keeps
 
your
 
vehicle
 
immobilised
 
t

emporarily
 
(approximately
 
2
 
seconds)
 
when
 
s

tarting
 
on
 
a
 
gradient,
 
the
 
time
 
it
 
takes
 
to
 
m

ove
 
your
 
foot
 
from
 
the
 
brake
 
pedal
 
to
 
the
 
a

ccelerator
 ped

al.
This
 
function
 
is
 
only
 
active
 
when:
-
 
t

he
 
vehicle
 
is
 
completely
 
stationary,
 
with
 
y

our
 
foot
 
on
 
the
 
brake
 
pedal,
-
 
w

hen
 
certain
 
conditions
 
of
 
gradient
 
are
 
m

et,
-
 
w

ith
 
the
 
driver’s
 
door
 
closed.
The hill start assist function cannot be
deactivated.
Do
 
not
 
leave
 
the
 
vehicle
 
while
 
it
 
is
 
being
 
h

eld
 
in
 
the
 
hill
 
start
 
assist
 
phase.
If
 
you
 
need
 
to
 
leave
 
the
 
vehicle
 
while
 
t

he
 
engine
 
is
 
running,
 
apply
 
the
 
parking
 b
rake
 
manually
 
then
 
ensure
 
that
 
the
 p
arking
 
brake
 
warning
 
lamp
 
is
 
on
 
(not
 
f

lashing)
 
in
 
the
 
instrument
 
panel.
9
driving

189
Stop & Start
Operation
Going into engine STOP mode
The "ECO"  warning   lamp   comes   on i
n   the   instrument   panel   and   the   engine g

oes   into   standby   automatically:
-
 
w

ith a manual gearbox ,
  at   speeds   below  
1

2
 
m

ph  
(
20  
k
m/h),  
o
r  
v
ehicle  
s
tationary  
w
ith  
P

ureTech   130   petrol   and   BlueHDi   Diesel  
v

ersions,   when   you   put   the   gear   lever   into  
n

eutral   and   release   the   clutch   pedal,
If
  your   vehicle   is   fitted   with   the
 s

ystem,   a   time   counter   calculates
 t

he   sum   of   the   periods   in   STOP
 m

ode   during   a   journey.   It   resets
 i

tself   to   zero   every   time   the
 i

gnition   is   switched   on   with   the
 k

ey   or   the   "START/STOP"   button.
-
 
w

ith an electronic gearbox ,
  at   a   speed  
b

elow   5   mph   (8   km/h),   when   you   press  
t

he
 
brake   pedal   or   put   the   gear   lever   into  
p

osition N .
Special cases: STOP mode
unavailable
STOP mode is not invoked when:
-  t he   vehicle   is   on   a   steep   slope   (up   or  
d

ow n),
-
 
t
he   driver's   door   is   open,
-
 
t
he   driver's   seat   belt   is   not   fastened,
-
 
t
he   vehicle   has   not   exceeded   6   mph  
(

10 km/h)   since   the   last   engine   start   (using  
t

he   key   or   the   "START/STOP"   button),
-
 
t
he   electric   parking   brake   is   applied   or  
be

ing
 a
pplied,
-
 
t
he   engine   is   needed   to   maintain   a  
c

omfortable   temperature   in   the   passenger  
c

ompartment,
-
 
d
emisting   is   active,
-
 
s
ome   special   conditions   (battery   charge,  
e

ngine   temperature,   braking   assistance,  
a

mbient   temperature...)   where   the   engine   is  
n

eeded   to   assure   control   of   a   system.
In this case, the "ECO"
 

warning   lamp  
f

lashes   for   a   few   seconds,   then  
goes
  off.
This operation is perfectly normal.
The
 
Stop
 
&
 
Start system
 
puts
 
the
 
engine
 
temporarily
 
into
 
standby
 
-
 
STOP
 
mode
 
-
 
during
 
stops
 
in
 
the
 
traffic   (red   lights,   traffic   jams,   or   other...).  
The
 
engine
 
restarts
 
automatically
 
-
 
START
 
mode
 
-
 
as
 
soon
 
as
 
you
 
want
 
to
 
move
 
off.
 
The
 
restart
 
takes
 
place   instantly,   quickly   and   silently.
Per fect
 
for
 
urban
 
use,
 
the
 
Stop
 
&
 
Start
 
system
 
reduces
 
fuel
 
consumption
 
and
 
exhaust
 
emissions
 
as
 
well
  as   the   noise   level   when   stationary.
Never
 
refuel
 
with
 
the
 
engine
 
in
 
STOP
 
m

ode;
 
you
 
must
 
switch
 
off
 
the
 
ignition
 
w

ith
 
the
 
key
 
or
 
the
 
"START/STOP"
 
b

utton.
With
 
an
 
electronic
 
gearbox,
 
for
 
your
 
c

omfort
 
during
 
parking
 
manoeuvres,
 
S

TOP
 
mode
 
is
 
not
 
available
 
for
 
a
 
few
 
s

econds
 
after
 
coming
 
out
 
of
 
reverse
 
g

e a r.
STOP
 
mode
 
does
 
not
 
affect
 
the
 
f

unctionality of the vehicle, such as
braking,
 
power
 
steering,
 
for
 
example.
9
driving

190
Deactivation
Going into engine START mode
At any time, press the "ECO OFF" switch to
d eactivate   the   system.
This
  is   confirmed   by   the   switch   warning   lamp  
c

oming   on   accompanied   by   the   display   of   a  
m

essage.
Special cases: START invoked
automatically
The "ECO"  warning   lamp   goes   off  a
nd   the   engine   starts   automatically:
-
 
w

ith a manual gearbox , when you fully
depress
  the   clutch   pedal,
-
 
w

ith an electronic gearbox :
●
 
g

ear   lever   in   position   A or M, when you
release
  the   brake   pedal,
●
 
o

r
 
gear   lever   in   position   N   and   the   brake  
p

edal   released,   when   you   move   the   gear  
l

ever to position A or M ,
●
 
o

r
 
when   you   engage   reverse   gear.For
  safety   reasons   or   to   ensure   smooth  o
peration,   START   mode   is   invoked  
a

utomatically
 w
hen:
-
 
y
ou   open   the   driver's   door,
-
 
y
ou   unfasten   the   driver's   seat   belt,
-
 
t
he   speed   of   the   vehicle   exceeds   15 mph  
(

25   km/h)   with   a   manual   gearbox   (3 km/h  
(

2   mph)   with   PureTech   130   petrol   and  
B

lueHDi   Diesel   versions)   or   7   mph  
(

11 km/h)   with   an   electronic   gearbox,
-
 
t
he   electric   parking   brake   is   being   applied,
-
 
s
ome   special   conditions   (battery   charge,  
e

ngine   temperature,   braking   assistance,  
a

mbient   temperature...)   where   the   engine   is  
n

eeded   to   assure   control   of   a   system.
In this case the "ECO"
 

warning   lamp  
f

lashes   for   few   seconds,   then  
goes
  off.
This operation is perfectly normal.
With
  a   manual   gearbox   in   STOP   mode,  
i

f
 
a
  gear   is   engaged   without   fully  
d

epressing   the   clutch   pedal,   a   warning  
l

amp   comes   on   or   an   alert   message  
i

s
 
displayed   asking   you   to   depress   the  
c

lutch   pedal   to   restart   the   engine. If
  the   system   has   been   deactivated  
i

n   STOP   mode,   the   engine   restarts  
i

mmediately.
Driving

216
Automatic
gearbox
The gearbox does not require any maintenance   (no   oil   change).
Refer
  to   the   manufacturer's  
s

ervice   schedule   for   details   of  
t

he   level   checking   interval   for   this  
c

omponent.
Electric parking
brake
This system does not require any routine   servicing.   However,   in  
t

he   event   of   a   problem,   have   the  
s

ystem   checked   by   a   CITROËN  
d

ealer   or   a   qualified   workshop.
Manual parking
brake
If a loss of effectiveness of this
system
 i s  n oticed,  t he  p arking  b rake  
m

ust   be   checked,   even   between  
t

wo   services.
Brake pads
Brake wear depends on the style of   driving,   particularly   in   the   case  
o

f   vehicles   used   in   town,   over   short  
d

istances.   It   may   be   necessary   to  
Brake disc
wear
For information on checking brake disc   wear,   contact   a   CITROËN  
d

ealer   or   a   qualified   workshop.For
  more   information,   refer   to   the   "Electric
 p

arking   brake   -   Operating   faults"   section.
Manual gearbox
The gearbox does not require any m
aintenance   (no   oil   change).
Refer
  to   the   manufacturer's   service  
s

chedule   for   the   checking   interval  
f

or   this   component.
Electronic gearbox
The gearbox does not require any maintenance   (no   oil   change).
Refer
  to   the   manufacturer's   service  
s

chedule   for   details   of   the   checking  
i

nterval   for   this   component. Only
  use   products   recommended   by  
C

ITROËN   or   products   of   equivalent  
q

uality
 an
d
 sp
ecification.
In
  order   to   optimise   the   operation   of  
u

nits   as   important   as   those   in   the  
b

raking   system,   CITROËN   selects   and  
o

ffers   very   specific   products.
After
  washing   the   vehicle,   dampness,  
o

r   in   wintry   conditions,   ice   can   form  
o

n   the   brake   discs   and   pads:   braking  
e

fficiency   may   be   reduced.   Make   light  
b

rake   applications   to   dry   and   defrost  
t

he   brakes.
have
  the   condition   of   the   brakes   checked,   even  
b

etween
 v
ehicle
 s
ervices.
Unless   there   is   a   leak   in   the   circuit,   a   drop   in  
t

he   brake   fluid   level   indicates   that   the   brake  
p

ads   are   worn.
Checking   this   system   must   be   done   by   a  
C

ITROËN   dealer   or   a   qualified   workshop.
Checks

231
For BlueHDi Diesel versions
If your vehicle has an electric parking brake,
the   jack   is   stowed   in   a   bag   placed   in   the   bottom  
o

f   the   boot. If your vehicle has a manual parking brake
,
the   jack   is   stowed   under   the   spare   wheel   and  
u

nder   the   storage   box:
F
 
r
emove   the   spare   wheel,
F
 
r
emove   the   polystyrene   storage   box,
F
 
p
ush   the   jack   for ward,   then   lift   it   by   its   rear  
par

t.The
  spare   wheel   is   installed   in   the   boot   under  
t

he   floor.
Depending
  on   version,   the   spare   wheel   may   be  
a 

standard
 
size
 
steel
 
or
 
alloy
 
wheel,
 
or
 
for
 
some
 c

ountries   it   is   the   "space   saver"   type.
For access to the spare wheel, refer to the
paragraph
  "Access   to   the   tools"   on   the   previous  
pag

e.
Access to the spare wheel
If your vehicle has an electric parking brake,   only   a   "space   saver"   type   of  
w

heel   can   be   stowed   in   the   boot.
11
Practical information

233
Removing a wheel
* position R   for   an   electronic   gearbox;   P for an
automatic   gearbox.
List of operations
F Remove   the   chromed   bolt   cover   from   each  o
f   the   bolts   using   the   tool   3   (according   to  
e

quipment).
F
 
F
it   the   security   socket   4 on the
wheelbrace


1   to   slacken   the   security   bolt.
F
 
S
lacken   the   other   bolts   using   the  
w

heelbrace 1  
o
n l y.
Parking the vehicle
Immobilise the vehicle where it does not block   traffic:   the   ground   must   be   level,  
s

table   and   non-slippery   ground.
Apply
  the   parking   brake   unless   it   has  
b

een   programmed   to   automatic   mode,  
s

witch   off   the   ignition   and   engage   first  
g

ear*   to   lock   the   wheels.
Check
  that   the   braking   warning   lamps  
i

n   the   instrument   panel   are   on   (not  
f

lashing).
The
  occupants   must   get   out   of   the  
v

ehicle   and   wait   where   they   are   safe.
If
  necessary,   place   a   chock   under   the  
w

heel   diagonally   opposite   the   wheel   to  
be c

hanged.
Never
  go   underneath   a   vehicle   raised  
u

sing   a   jack;   use   an   axle   stand.
11
Practical information

237
Snow chains
In wintry conditions, snow chains improve traction as well as the behaviour of the vehicle when braking.
Advice on installation
F If   you   have   to   fit   the   chains   during   a  j
ourney,   stop   the   vehicle   on   a   flat   sur face  
o

n   the   side   of   the   road.
F
 
A
pply   the   parking   brake   and   position   any  
w

heel   chocks   to   prevent   movement   of   your  
v

ehicle.
F
 
F
it   the   chains   following   the   instructions  
p

rovided   by   the   manufacturer.
F
 
M
ove   off   gently   and   drive   for   a   few  
m

oments,   without   exceeding   30 mph  
(

50 km/h).
F
 
S
top   your   vehicle   and   check   that   the   snow  
c

hains   are   correctly   tightened.
Use
 
only
 
the
 
chains
 
designed
 
to
 
be
 
fitted
 
to
 
the
 t
ype
 
of
 
wheel
 
fitted
 
to
 
your
 
vehicle:
Original
 
tyre
 
size Maximum
 
link
 
size.
195/65
 
R15 9
 
mm
205/55
 
R16
225/45
 
R17
225/40
 
R18
cannot be fitted with chains
For more information on snow chains, contact a C ITROËN   dealer   or   a   qualified   workshop.
It
  is   strongly   recommended   that   before  
y

ou   leave,   you   practise   fitting   the   snow  
c

hains   on   a   level   and   dry   sur face.
The
 
snow
 
chains
 
must
 
be
 
fitted
 
only
 
t

o
 
the
 
front
 
wheels.
 
They
 
must
 
never
 
b

e
 
fitted
 
to
 
"space-saver"
 
type
 
spare
 
w

heels.
Take  account   of   the   legislation   in   force  
i

n your country on the use of snow
chains
  and   the   maximum   running   speed  
a

uthorised. Avoid
  driving   with   snow   chains   on   roads  
t

hat   have   been   cleared   of   snow,   to  
a

void   damaging   your   vehicle's   tyres   and  
t

he   road   sur face.   If   your   vehicle   is   fitted  
w

ith   alloy   wheels,   check   that   no   part   of  
t

he   chain   or   its   fixings   is   in   contact   with  
t

he   wheel   rim.
11
Practical information

259
Towing the vehicle
The towing eye is installed in the boot under the   floor.
To
  gain   access   to   it:
F

o
pen the boot,
F

r
aise the floor,
F
 
s
ecure   it   by   hooking   its   cord   on   the   hook  
o

n the rear parcel shelf
s
upport,
F
 
r
emove   the   towing   eye   from   the   holder.
Access to the tools General recommendations
In the following cases, you must always call o
n   a   professional   recovery   service:
-
 
v
ehicle   broken   down   on   a   motor way   or  
f

ast   road,
-
 
f
our-wheel   drive   vehicle,
-
 
w
hen   it   is   not   possible   to   put   the  
g

earbox   into   neutral,   unlock   the  
 
s

teering,   or   release   the   parking   brake,
-
 
t
owing   with   only   two   wheels   on   the  
g

round,
-
 
w
here   there   is   no   approved   towing   arm  
a

vailable...
Procedure
 
for
 
having
 
your
 
vehicle
 
towed
 
or
 
for
 
towing
 
another
 
vehicle
 
using
 
a
 
removable
 
towing
 
eye.
Observe
 
the
 
legislation
 
in
 
force
 
in
 
your
 c
o unt r y.
Ensure
 
that
 
the
 
weight
 
of
 
the
 
towing
 
vehicle
 
i

s
 
higher
 
than
 
that
 
of
 
the
 
towed
 
vehicle.
The
 
driver
 
must
 
remain
 
at
 
the
 
wheel
 
of
 
the
 
t

owed
 
vehicle
 
and
 
must
 
have
 
a
 
valid
 
driving
 
l

icence.
When
 
towing
 
a
 
vehicle
 
with
 
all
 
four
 
wheels
 
o

n
 
the
 
ground,
 
always
 
use
 
an
 
approved
 
t

owing
 
arm;
 
rope
 
and
 
straps
 
are
 
prohibited.
The
 
towing
 
vehicle
 
must
 
move
 
off
 
gently.
When
 
towing
 
a
 
vehicle
 
with
 
the
 
engine
 
off,
 
t

here
 
is
 
no
 
longer
 
any
 
power
 
assistance
 
for
 
b

raking
 
or
 
steering.
11
Practical information