ECU Citroen C4 2016 2.G Service Manual

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Removing a wheel
* position P for an automatic gearbox.
List of operations
Parking the vehicle
Immobilise the vehicle where it does not b
lock   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.F
 
R
emove   the   bolt   cover   from   each   of  
t

he   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.
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List of operations
F Put  the   wheel   in   place   on   the   hub.
F  S crew   in   the   bolts   by   hand   to   the   stop.
F
 
P
re-tighten   the   security   bolt   using   the  
w

heelbrace 1 fitted with the security
socket  4.
F
 
P
re-tighten   the   other   bolts   using   the  
w

heelbrace 1  
o
n l y.
Fitting a wheel
Fitting a steel or "space-
saver" spare wheel
If your vehicle is fitted with alloy wheels,
when  tightening   the   bolts   on   fitting   it   is  
n

ormal   to   notice   that   the   washers   do  
n

ot   come   into   contact   with   the   steel   or  
"

space-saver"   spare   wheel.   The   wheel  
i

s secured by the conical contact of
each
  bolt.
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F Tighten  the   security   bolt   using   the  w
heelbrace 1 fitted with the security
socket  4.
F
 
T
ighten   the   other   bolts   using   the  
w

heelbrace 1  
o
n l y.
F
 
R
efit   the   bolt   covers   to   the   bolts   (according  
t

o   equipment).
F
 
S
tore   the   tools   in   the   box.
F
 L
ower
 
the
 
vehicle
 
fully.
F
 F
old
 
the
 
jack
 
2
 
and
 
detach
 
it.
After changing a wheel
To store the punctured wheel in the
boot
  correctly,   first   remove   the   central  
c

ove r.
When
  using   the   "space-saver"   type  
s

pare   wheel,   do   not   exceed   50   mph  
(80
  km/h).
Have
  the   tightening   of   the   bolts   and   the  
p

ressure   of   the   spare   wheel   checked  
b

y   a   CITROËN   dealer   or   a   qualified  
w

orkshop   without   delay.
Have the punctured wheel repaired and
replace it on the vehicle as soon as
possible.
In the event of a breakdown

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Changing a fuse
GoodFailed
To
 
replace
 
a
 
fuse,
 
you
 
must:
F
 
u

se
 
the
 
special
 
tweezer
 
to
 
extract
 
the
 
fuse
 f
rom
 
its
 
housing
 
and
 
check
 
the
 
condition
 
of
 it
s f
ilament.
F

a

lways replace the failed fuse with a fuse
of
 
the
 
same
 
rating
 
(same
 
colour);
 
the
 
use
 
o

f
 
a
 
fuse
 
of
 
different
 
rating
 
fuse
 
may
 
cause
 
m

alfunctions
 
(risk
 
of
 
fire).
If
 
the
 
fault
 
recurs
 
soon
 
after
 
replacing
 
the
 
f

use,
 
have
 
the
 
electrical
 
system
 
checked
 
by
 
a
 
C

ITROËN
 
dealer
 
or
 
a
 
qualified
 
workshop. Tw e e z e r
The
  replacement   of   a   fuse   not  
m

entioned   in   the   tables   below   may  
c

ause   a   serious   malfunction   of   your  
v

ehicle.   Contact   a   CITROËN   dealer   or   a  
q

ualified
 w
orkshop.
CITROËN will not accept responsibility
for   the   cost   incurred   in   repairing   your  v
ehicle   or   for   rectifying   malfunctions  r
esulting   from   the   installation   of  
a

ccessories not supplied and not
recommended
  by   CITROËN   and  
n

ot installed in accordance with its
instructions, in particular when the
combined
  consumption   of   all   of   the  
a

dditional   equipment   connected  
e

xceeds
 1
0
 mil
liamperes.
Installing electrical
accessories
Your vehicle's electrical system is designed   to   operate   with   standard   or  
o

ptional
 e
quipment.
Before
  installing   other   electrical  
e

quipment   or   accessories   on   your  
v

ehicle, contact a CITROËN dealer or a
qualified
 w

orkshop.
Before
 
changing
 
a
 
fuse:
F
 
t

he
 
cause
 
of
 
the
 
failure
 
must
 
be
 
identified
 a
nd rectified,
F
 a
ll
 
electrical
 
consumers
 
must
 
be
 
switched
 
o

f f,
F
 
t

he
 
vehicle
 
must
 
be
 
immobilised
 
with
 
the
 
ig

nition
 o

ff,
F
 
i

dentify
 
the
 
failed
 
fuse
 
using
 
the
 
tables
 
and
 
d

iagrams
 
in
 
the
 
following
 
pages.
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12 V battery
The battery is located under the  bonnet.
For   access   to   the   (+)   terminal:
F
 
r
elease   the   bonnet   using   the   interior   lever,  
t

hen   the   exterior   safety   catch,
F

r
aise the bonnet and secure it with its stay,
F

l
ift the plastic cover for access to
the (+)
  terminal.
Access to the batteryProcedure for starting the engine  u sing   another  b
attery   or   charging   a   discharged   battery.
The presence of this label, in particular
with
  the   Stop   &   Start   system,   indicates
 t

he use of a 12 V lead-acid battery with
special
 t

echnology
 a
nd
 s
pecification;
 t

he   involvement   of   a   CITROËN   dealer   or
 a

  qualified   workshop   is   essential   when
 r

eplacing   or   disconnecting   the   battery.
After refitting the battery, the Stop & Start system  w ill  o nly  b e  a ctive  a fter  a  c ontinuous p

eriod   of   immobilisation   of   the   vehicle,
 a

  period   which   depends   on   the   climatic
 c

onditions   and   the   state   of   charge   of   the
 b

attery   (up   to   about   8   hours).
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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 support,
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
gearbox
  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.
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Level 1Level 2 Comments
Connected services Secondary page Bluetooth
connection Search
Start
  the   search   for   a   device   to   connect.
Connect / Disconnect Start or end the Bluetooth connection to the
selected
 d

evice.
Update Import
  contacts   from   the   selected   telephone   to  
s

ave   them   in   the   audio   system.
Delete Delete
  the   selected   telephone.
Confirm Save
  the   settings.
Connected services
Secondary pageTransfer rate Reset
Reset
  the   usage   monitor,   them   confirm.
Confirm
Connected services Secondary pageWiFi connection All
Display
  all   Wi-Fi   networks.
Secure Display
  secure   Wi-Fi   networks.
Stored Memorise
  the   selected   Wi-Fi   network(s).
Add Add
  a   new   Wi-Fi   network.
Off/ On Activate
  or   deactivate   a   Wi-Fi   network.
Connect Select
  a   Wi-Fi   network   found   by   the   system   and  
c

onnect   to   it.
.
Audio and Telematics