lock CITROEN C4 PICASSO 2019 Workshop Manual

193
Towing system with
quickly detachable towball
No tools are required to install or remove the
towball on this genuine towbar system.Trailers with LED lamps are not
compatible with the wiring harness of this
device.
Fitting Blanking plug
In the event of recovery, it is essential to remove
the blanking plug if your vehicle has one.
To do this, contact a CITROËN dealer or
a


qualified workshop.
The blanking plug is located behind the
lower air intake grille.
F

B
elow the rear bumper, unclip and remove
the protective cover from the carrier. F

P
ress and hold control A on the towball.
F

U
nlock the locking mechanism by pressing
trigger B .
F

B
efore fitting the towball, check that the
contact points, shown by arrows, are clean.
Use a
clean and soft cloth.F

F
it the end of the towball into the carrier
underneath the rear bumper, as far as it can
go.
F
M
ake sure that the towball is correctly
secured in place. The two pins must be in
contact with the carrier notches and trigger
B must be returned to the "locking" position.
F

I
nstall the protective cover and clip it into
place by turning it anti-clockwise.
F

C
onnect the trailer plug to the 13 pin socket
next to the carrier.
F

S
ecure the trailer by connecting its safety
cable to the hoop on the carrier.
7
Practical information

194
Removing
F Unclip and remove the protective cover, by turning it clockwise.
F

P
ress and hold control A on the towball.
F

U
nlock the locking mechanism by pressing
trigger B .
F

P
ress trigger B and remove the towball by
pulling it towards you. F

C
lip the protective cover to the carrier
underneath the bumper. If the towball is not locked, the trailer can
detach. This may cause an accident.
Always lock the towball in accordance with
the descriptions.
Obser ve the legislation in force in the
country in which you are driving.
Remove the towball if it is not being used.
Before starting the vehicle, check that the
trailer lamps are working correctly.
Before setting off, check the adjustment of
the headlamp beam height.
Maximum weight authorised on the towing
device: 70
kg.
For more information on the Weights
of your vehicle, refer to the associated
section.
Carrier systems (box or bicycle carrier).
Always comply with the maximum load
authorised on the towing system: if it is
exceeded, this system may detach from
the vehicle and thus cause a
serious
accident.
Practical information

206
In winter, check that the temperature of the
vehicle is above -11°C. If not, due to freezing,
the AdBlue
® cannot be poured into the tank.
Park your vehicle somewhere warmer for a few
hours before topping up.
In the event of an AdBlue
® breakdown,
confirmed by the message "Add AdBlue:
Starting impossible", you must top up with
at least 5

litres.
Never pour AdBlue
® into the Diesel fuel
tank.
If any AdBlue
® is splashed, or if there are
any spillages on the side of the body, rinse
immediately with cold water or wipe with
a

damp cloth.
If the fluid has crystallised, clean it off
using a

sponge and hot water.
Important: in the event of a top-up after
a breakdown because of a lack of
AdBlue, you must wait around 5
minutes
before switching on the ignition, without
opening the driver's door, locking the
vehicle, introducing the key into the
ignition switch, or introducing the key of
the

K
eyless Entr y and Star ting system
into the passenger compartment .
Switch on the ignition, then wait for
10


seconds before starting the engine.
Access to the AdBlue® tank via
the boot
Filling the AdBlue® tank is an operation
included in every routine ser vice on your
vehicle by a

CITROËN dealer or a qualified
workshop.
Nevertheless, given the capacity of the tank, it
may be necessary to top up the fluid between
ser vices, as soon as an alert (warning lamps
and a

message) indicates it.
You can go to a

CITROËN dealer or a qualified
workshop.
If you intend to do the topping-up yourself,
read the following procedure carefully.
The supply in a

non-drip bottle simplifies
topping up. F

P
ress the "
START/STOP " button to switch
off the engine.
F
T
o gain access to the AdBlue
® tank, raise
the floor of the boot or, for the 7-seater
version, fold down the seat of the 3
rd row on
the right.
Practical information

207
Access to the AdBlue® tank via
the fuel filler flap
A blue cap under the fuel filler flap indicates
access to the AdBlue® tank. Read the following procedure carefully to
be able to top up properly.
F

O
btain a bottle of AdBlue
®. After first
checking the use-by date, carefully read
the instructions for use on the label before
pouring the contents of the container into
your vehicle's AdBlue
® tank.
Or
F

I

nsert the AdBlue
® pump nozzle and fill the
tank until the nozzle stops automatically. Important:
To prevent the AdBlue
® tank from
over flowing, it is recommended:
F

T

o top up between 10 and 13 litres
using containers of AdBlue
®.
Or
F

I

f filling in a

ser vice station, stop after
the third automatic shut-off of the
nozzle.
F

A

fter refilling, carry out these same
operations in reverse order.
F

W

ithout pressing, turn the black cap
a

quarter turn anti-clockwise and lift it off.
F

T

urn the blue cap anti-clockwise and lift it
of f.
F

O

btain a

non-drip bottle of AdBlue
®. After
first checking the use-by date, carefully
read the instructions for use on the label
before pouring the contents of the bottle into
your vehicle's AdBlue
® tank.
F
A
fter filling, per form the same operations in
reverse order. F

P
ress the "
START/STOP " button to switch
off the engine.
F
W
ith the vehicle unlocked and the fuel filler
flap open, turn the AdBlue
® blue filler cap
anti-clockwise.
7
Practical information

215
Taking out the spare wheel
F Fold back the concertina board and install the third row seat, on the left-hand side (if
your vehicle is equipped with it).
F

L
ift the pre-cut section of carpet to remove
the fixing winch nut from the spare wheel. F

D
etach the assembly of wheel and box from
the rear of the vehicle.
Tool storage
F Put the tools back in the box and store the box in the boot of the vehicle.
F

R
eel in the winch by turning the key in
the clockwise direction: once the cable is
completely reeled in, you should no longer
feel any resistance.
F

S
tore the rest of the tools in the storage
areas in the boot.
The wheel with the punctured tyre cannot
be fitted under the vehicle. It must be
stored in the boot. Use a
cover to protect
the interior of the boot.
F

W

ith the extension 6 placed on the end of
wheelbrace 1 , "tighten" the nut to unwind
the winch cable until the spare wheel is
flat on the ground. Unwind as much as
necessary in order to access the wheel
easily. F

S

traighten the spare wheel to access tool
box ( A).
F

D

etach the connecting piece from the cover
of the tool box ( B – C).
F

P

ass the connecting piece through the
wheel hub to release it ( D). F

P
ress the tab, slide the lid on the box up
to the middle and remove it to access the
other tools ( jack and alloy wheel bolt cover
removal tool).
8
In the event of a breakdown

217
Removing a wheel
* position P for the automatic gearbox
Parking the vehicle
Stop the vehicle where it does not block
traffic: the ground must be level, stable
and non-slippery.
Apply the parking brake, unless it is
programmed in automatic mode; switch
off the ignition and put the vehicle into first
gear* so as to block the wheels.
Check that the braking warning lamp and
the P warning lamp in the parking brake
control lever come on.
For more safety, position the
chock
2 against the wheel opposite the one you
are replacing.
Make absolutely certain that all the
occupants have left the vehicle and are
waiting in a safe area.
Never go underneath a vehicle raised
using a jack; use an axle stand.
Do not use:
-
t
he jack for any other purpose than
lifting the vehicle,
-
a j
ack other than the one supplied by
the manufacturer.
List of operationsF Place the foot of the jack 3 on the ground
and ensure that it is directly below the front
A or rear B jacking point provided on the
underbody, whichever is closest to the
wheel to be changed.
Ensure that the jack is stable. If the
ground is slippery or loose, the jack may
slip or collapse – Risk of injury!
Ensure that the jack is positioned only at
one of the jacking points A or B under the
vehicle, making sure that the vehicle's
contact sur face is centred on the head of
the jack. Otherwise, the vehicle could be
damaged and/or the jack could collapse –
Risk of injury!
F

R

emove the bolt cover(s) using the tool 4
(according to equipment).
F

F

it security socket 5

on wheelbrace 1

to
slacken the security bolt (according to
equipment).
F

S

lacken the other bolts (no more than
a

1/4

turn) using the wheelbrace 1

o n l y. F

E
xtend the jack 3 until its head comes into
contact with jacking point A or B used,
with contact sur face A or B on the vehicle
correctly engaged with the central part of
the head of the jack.
8
In the event of a breakdown

222
Main beam headlamps (halogen model)
Direction indicators
F Remove the protective plastic cover by pulling the tab.
F

P
ush the connector.
F

P
ull the bulb to change it.
To reassemble, proceed in reverse order. Quicker flashing of the direction indicator
light (left or right) indicates that one of
the bulbs on the corresponding side has
failed.
The direction indicator bulb is located below
the headlamp.
F
T
urn the bulb holder anti-clockwise
a quarter of a turn.
F
R
emove the bulb holder.
F
C
hange the faulty bulb.
To reassemble, proceed in reverse order.
Direction indicators (light-
emitting diodes – LEDs)
For the replacement of this type of lamp,
contact a CITROËN dealer or a qualified
workshop.
Front foglamps
F Unclip the finisher by pulling at the top.
F R emove the two screws to remove the unit.
F

T
urn the bulb holder a quarter of a turn.
F

R
emove the bulb holder.
F

C
hange the faulty bulb.
To reassemble, proceed in reverse order,
pressing on the finisher to refit it.
Door mirror spotlamps
You should contact a CITROËN dealer or
a qualified workshop for the replacement of the
light-emitting diode – LED.
Integrated direction indicator
side repeaters
You should contact a CITROËN dealer or
a qualified workshop for the replacement of
these bulbs.
In the event of a breakdown

224
For the replacement of the bulbs of the
reversing lamp and of the direction indicators:
F
U
se the "universal" type tweezers to turn
the bulb holder a
quarter turn anti-clockwise
and remove it.
F

C
hange the bulb. For the replacement of the bulbs of the
sidelamps and of the brake lamps:
F

T
urn the bulb holder a quarter turn anti-
clockwise and remove it.
F
C
hange the bulb.
To reassemble, proceed in reverse order.
Rear lamps
1. Direction indicators (PY21W amber).
2. Sidelamps/foglamps (P21/5W).
Model with LED lamps
3.Sidelamps (light emitting diodes – LEDs).
4. Brake lamps (light emitting diodes –
L ED s).
5. Direction indicators (PY21W).
6. Reversing lamps (light emitting diodes –
L ED s).
Light- emitting diodes – LEDs
For replacement, contact a CITROËN
d ealer or a qualified workshop.
Model with LED lamps
Model with bulb lamps
In the event of a breakdown

225
3.Sidelamps (W5W).
4. Brake lamps/sidelamps (P21W).
5. Direction indicators (WY16W).
6. Reversing lamp. (W16W).
Tailgate lamp
Model with LED lamps
Direction indicators, sidelamps
and foglamps
Model with bulb lamps
Identify the faulty bulb.
F
O pen the boot.
F

R
emove the access cover. F

R
emove the three lamp fixing screws A
.
F
D
isconnect the connector.
F
C
arefully remove the lamp from its location.
F
T
urn the bulb holder a quarter turn anti-
clockwise and remove it.
F
C
hange the bulb.
To reassemble, proceed in reverse order. Model with bulb lamps
For access, pass your hand under the bumper.
F

T
urn the bulb holder a quarter of a turn and
remove it.
F C hange the bulb.
To reassemble, proceed in reverse order.
8
In the event of a breakdown

229
Fusebox 2Fuse N°
Rating Functions
F7 10

A
12 V boot socket, rear multimedia.
F8 20 A
Rear windscreen wiper.
F10 30 A
Locks.
F17 5 A
Instrument panel.
F18 5 A
Automatic gearbox selector.
F21 3 A
START/STOP button.
F22 3
ARain and sunshine sensor, windscreen camera.
F24 5
AParking aid, panoramic visual aid.
F27 5
AAutomatic gearbox.
F29 20
AAudio and telematics systems.
F32 15


A12
V sockets.
F35 5
AHeadlamp beam height adjustment, heated rear screen, radar.
F36 5
ALighting: glove box, central storage, reading lamps, courtesy
lamps.
8
In the event of a breakdown