CITROEN C4 2020 Owners Manual

169
In the event of a breakdown
8Spare wheel
Scan the QR Code on page 3 to view
explanatory videos.
For more information on the Tool kit,
refer to the corresponding section.
Accessing the spare wheel

The spare wheel is stored in the boot, under the
floor.
To access the spare wheel, first refer to the
Tool
kit
section.
Depending on version, the spare wheel
may be a standard (steel or aluminium)
or 'space-saver' wheel.
Removing the spare wheel

► Slacken the central nut.
► Remove the fastening device (nut and bolt).
►

Lift the spare wheel towards you from the
rear

.
►

T
ake the wheel out of the boot.
Putting the spare wheel back in place
The punctured wheel cannot be put under the boot floor.


► Put the spare wheel back in place in its
housing.
►

Slacken the nut on the bolt by a few turns.
►


Position the fastening device (nut and bolt) in
the middle of the wheel.
►


T
ighten the central nut sufficiently to retain
the wheel correctly.
►

Depending on version, put the tool box back
in place

in the middle of the wheel and clip it in
place.
Removing a wheel
Parking the vehicle
Immobilise the vehicle where it does
not obstruct traffic: the ground must be level,
stable and non-slippery.
With a manual gearbox, engage first gear
to lock the wheels, apply the parking brake,
unless it is set to automatic mode, and switch
off the ignition.
With an automatic gearbox, select mode

P

to lock the wheels, apply the parking brake,
unless it is set to automatic mode, and switch
off the ignition.
Check that the parking brake indicator lamps
on the instrument panel are on fixed.
The occupants must get out of the vehicle
and wait where they are safe.
If necessary, place a chock under the wheel
diagonally opposite the wheel to be changed.
Never go underneath a vehicle raised using a
jack; use an axle stand.

170
In the event of a breakdown
Wheel with wheel trim
When removing the wheel, first remove
the wheel trim by pulling at the valve aperture
using the wheelbrace.
When refitting the wheel , refit the wheel
trim, starting by placing its aperture in line
with the valve and then pushing it into place
all round its edge with the palm of your hand.
Wheel trims are identified by a "LEFT" mark
on the left-hand side and a "RIGHT" mark
on the right-hand side. Do not reverse these
when removing/refitting the wheel.




► To remove the wheel bolt cover on each of
the bolts, use tool 7 (alloy wheels).
►

Fit security socket
2 on wheelbrace
5
to
slacken the security bolt.
►

Slacken the other bolts using the
wheelbrace


5
only.


► Place the foot of jack 6 on the ground and
ensure that it is directly below the front A or
rear
B jacking point on the underbody, whichever
is closest to the wheel to be changed.


► Extend jack 6 until its head comes into
contact with jacking point A or B; contact area A
or B on the vehicle must be properly inserted
into the central part of the head of the jack.
►

Raise the vehicle until there is sufficient
space between the wheel and the ground to
easily admit the spare (not punctured) wheel.
Ensure that the jack is stable. If the
ground is slippery or loose, the jack may
slip or collapse - risk of injury!
Take care to position the jack strictly at
one of the jacking points

A
or B under the
vehicle, ensuring that the head of the jack is
centred under the contact area on the vehicle.
Otherwise, there is a risk of damage to the
vehicle and/or of the jack collapsing - risk of
injury!


► Remove the bolts and store them in a clean
place.
►

Remove the wheel.

171
In the event of a breakdown
8Fitting a wheel
Fitting a steel or "space-saver" type
spare wheel
If the vehicle is fitted with alloy wheels, the
washers A do not make contact with the steel
or "space-saver" type spare wheel. The wheel
is held in place by the conical contact surface
B of each bolt.


► Fit the wheel on the hub.
► Screw in the bolts by hand as far as possible.
►

Pre-tighten the security bolt using the
wheelbrace


5
equipped with a security socket
2
.
►

Pre-tighten the other bolts using the
wheelbrace


5
only.


► Lower the vehicle again fully .
► Fold jack 6 and remove it.


► Tighten the security bolt using the
wheelbrace 5 equipped with a security socket 2 .
►

T
ighten the other bolts using the
wheelbrace

5
only.
►

Refit the bolt covers to each of the bolts
(depending on equipment).
►


Store the tools.
After changing a wheel
With a "space-saver" type spare wheel
Deactivate certain driving aid functions
(Active Safety Brake, Adaptive cruise control,
etc.).
Do not exceed the maximum authorised
speed of 50 mph (80 km/h).
Driving with more than one "space-saver"
type spare wheel is prohibited.
Visit a CITROËN dealer or a qualified
workshop.
Have the tightening of the spare wheel's bolts
and its tyre pressure checked.
Have the punctured tyre examined. After
inspection, the technician will advise you on
whether the tyre can be repaired or if it must
be replaced.
Changing a bulb
In some weather conditions (e.g. low
temperature or humidity), misting on the
internal surface of the glass of the headlamps
and rear lamps is normal, and will disappear

172
In the event of a breakdown
after the lamps have been on for a few
minutes.
Never look too closely at the light beam
of LED technology lamps - risk of serious
eye injury!


The headlamps have polycarbonate lenses with a protective coating:
–

Do not clean them with a dry or abrasive
cloth, nor with detergent or solvent
products.
–


Use a sponge and soapy water or a pH
neutral product.
–


When using a high-pressure washer on
persistent marks, do not keep the lance
directed towards the headlamps, lamps or
their edges for too long, so as not to damage
their protective coating and seals.
Changing a bulb must only be done with
the ignition off and after the headlamp /
lamp has been switched off for several
minutes - risk of serious burns!
Do not touch the bulb directly with your
fingers; use a lint-free cloth.
It is essential only to use anti-ultraviolet
(UV) type bulbs, so as not to damage the
headlamp.
Always replace a failed bulb with a new bulb
of the same type and specification. To avoid
lighting imbalance, replace the bulbs in pairs.
Refitting the lamp units
Perform the operations in the reverse
order to dismantling.
Light-emitting diode (LED)
headlamps and lamps
Depending on version, the affected types of
headlamps/lamps are:
–

"LED" technology headlamps.
–


Front foglamps.
–


Daytime running lamps/sidelamps.
–


Direction indicator side repeaters.
–


Side spotlamps.
–


Third brake lamp.
–


Number plate lamps.
If you need to replace this type of bulb,
you must contact a CITROËN dealer or a
qualified workshop.
Do not touch the LED technology bulbs - risk
of electrocution!
Front lamps
Model with LED headlamps

1. Daytime running lamps/Sidelamps
2. Dipped beam headlamps
3. Main beam headlamps
4. Direction indicators
5. Foglamps

173
In the event of a breakdown
8Model with halogen headlamps
1.Daytime running lamps/Sidelamps (LED)
2. Main beam headlamps (H7)
3. Dipped beam headlamps (H7)
4. Direction indicators (PY21W)
5. Foglamps (LED)
Opening the bonnet/Accessing the
bulbs
Proceed with caution when the engine is hot -
risk of burns!
Take care with objects or clothing that could
be caught in the blades of the cooling fan -
risk of strangulation!
Halogen bulbs (Hx)
To ensure good quality lighting, check
that the bulb is correctly positioned in its
housing.
Main/Dipped beam headlamps


► Remove the protective cover by pulling on
the tab.
►

Disconnect the bulb connector
.
►

Remove the bulb and replace it.
T

o refit, carry out these operations in reverse
order, directing the bulb’s positioning lug
downwards.
Direction indicators
Rapid flashing of the indicator lamp for a
direction indicator (left or right) indicates
that one of the bulbs on the corresponding
side has failed.


► Turn the connector a quarter turn
anti-clockwise.
►

Pull the bulb connector
.
►

Remove the bulb and replace it.
Amber-coloured bulbs must be replaced by bulbs with identical specifications and
colour.

174
In the event of a breakdown
Rear lamps

1.Sidelamps (LED)
2. Brake lamps (P21W)
3. Reversing lamps (W16W)
4. Direction indicators (WY16W)
Changing bulbs
The bulbs are changed from inside the boot.
►
Open the boot.

► Remove the access flap on the
corresponding side trim: •

Press each of the notches in the upper part
of the flap to unclip it.
•

T
ilt the flap and its support then extract the
assembly.
►
Disconnect the lamp unit connector
.
►
Unlock the nut using a 10 mm pipe wrench
then unscrew and remove it. Be careful not to
drop it.
►

Dismantle the lamp unit and carefully extract
it, pulling it straight towards the outside.


► Unclip the bulb holder and remove it. Be
careful not to disconnect the wiring harness.
►

For the brake lamp, turn the bulb a quarter
turn and replace it.
►


For the reversing lamp and direction
indicator

, pull the bulb out and replace it.
Make sure to engage the lamp unit in its
guides while keeping it in line with the
vehicle.
Tighten sufficiently to ensure sealing, but
without damaging the lamp unit.
Foglamp (P21W)

For access, pass your hand under the bumper
on the left-hand side.
►

T
urn the bulb holder a quarter turn to the left
and pull it out.
►

T
urn the bulb a quarter turn to the left and
pull it out.
►

Replace the bulb.
Fuses
Changing a fuse
All work must be carried out only by a
CITROËN dealer or a qualified workshop

175
In the event of a breakdown
8The replacement of a fuse by a third party
could cause a serious malfunction of the
vehicle.
Installing electrical accessories
The vehicle's electrical system is
designed to operate with standard or optional
equipment.
Before fitting other electrical equipment
or accessories to your vehicle, contact a
CITROËN dealer or a qualified workshop.
CITROËN accepts no responsibility for
the cost incurred in repairing the vehicle
or for rectifying malfunctions resulting from
the installation of accessories not supplied or
not recommended by CITROËN and not
installed in accordance with its
recommendations, in particular when the
combined power consumption of all of the
additional equipment connected exceeds 10
milliamperes.
12 V battery / Accessory
battery
Lead-acid starter batteries
These batteries contain harmful
substances (sulphuric acid and lead).
They must be disposed of in accordance
with regulations and must never under any
circumstances be discarded with household
waste.
Dispose of used batteries at a designated
collection point.
Protect your eyes and face before
handling the battery.
All operations on the battery must be carried
out in a well ventilated area and away from
naked flames and sources of sparks, to avoid
any risk of explosion or fire.
Wash your hands afterwards.
Frozen battery
Never try to charge a frozen battery - risk
of explosion!
If the battery has frozen, have it checked by a
CITROËN dealer or by a qualified workshop,
who will verify that the internal components
have not been damaged and that the case
has not cracked, which could lead to a risk of
leakage of toxic and corrosive acid.
Automatic gearbox
Never try to start the engine by pushing
the vehicle.
Electric motor
Flat accessory battery
It is no longer possible to start the motor
or recharge the traction battery.
Precautions before working on the
accessory battery
Select mode
P, switch off the ignition, check
that the instrument panel is off and that the
vehicle is not being charged.
Jump-starting another vehicle
Do not use the accessory battery to
jump-start another vehicle or to charge
another vehicle's battery.
Symbols
No sparks or naked flames, no smoking.
Always protect your eyes. Explosive gases can cause blindness and injury.
Keep the vehicle's battery out of the reach
of children.
The vehicle's battery contains sulphuric acid which can make you go blind or
cause severe burns.

176
In the event of a breakdown
For more information, refer to the
handbook.
Explosive gases can be present close to
the battery.
Accessing the battery
The battery is located under the bonnet.

For access to the (+) terminal:
► Release the bonnet by pulling the internal
release lever
, then the external safety catch.
►

Raise the bonnet.
(+)

Positive terminal with a quick-release
terminal.
(-) Negative terminal.
Starting using another
battery
If the vehicle's battery is flat, the engine can be
started using a backup battery (either external or
from another vehicle) and jump leads or using a
battery booster.
Never start the engine by connecting a
battery charger.
Never use a 24
V or higher battery booster.
Check beforehand that the backup battery
has a nominal voltage of 12 V and a capacity
at least equal to that of the discharged
battery.
The two vehicles must not be in contact with
each other.
Switch off all electricity-consuming equipment
on both vehicles (audio system, wipers,
lighting, etc.).
Make sure that the jump leads are well away
from the engine’s moving parts (fan, belt,
etc.).
Do not disconnect the (+) terminal while the
engine is running.


► Lift the plastic cover on the (+) terminal, if the
vehicle has one.
►

Connect the red cable to the (+) terminal of
flat battery

A (at the metal elbow), then to the
(+) terminal of the backup battery
B or of the
booster.
►

Connect one end of the green or black cable
to the (-) terminal of the backup battery

B or of
the booster (or to an earth point on the assisting
vehicle).
►
Connect the other end of the green or black
cable to the (-) terminal of flat battery

A.
►

Start the engine on the assisting vehicle and
leave it running for a few minutes.
►


Operate the starter on the broken down
vehicle and let the engine run.
If the engine does not start immediately

, switch
off the ignition and wait a few moments before
trying again.
►

W
ait for it to return to idle.
►

Disconnect the jump leads in reverse order.
►


Refit the plastic cover to the (+) terminal, if
the vehicle has one.
►


Allow the engine to run for at least
30

minutes, with the vehicle stationary, so that
the battery reaches an adequate state of charge.
Driving immediately without having
reached a sufficient level of charge may
affect some of the vehicle's functions (e.g.
Stop & Start).
Charging the battery using a
battery charger
For optimum service life of the battery, it is
essential to maintain an adequate state of
charge.
In some circumstances, it may be necessary to
charge the battery:

177
In the event of a breakdown
8– When using the vehicle mainly for short
journeys.
–

If the vehicle is to be taken off the road for
several weeks.
Contact a CITROËN dealer or a qualified
workshop.
To charge the vehicle's battery yourself, use only a charger compatible with
lead-acid batteries with a nominal voltage of
12

V.
Follow the instructions provided by the
manufacturer of the charger.
Never reverse polarities.
It is not necessary to disconnect the
battery.
►

Switch the ignition off.
►


Switch off all electrical consumers (audio
system, lighting, wipers, etc.).


► Switch off charger B before connecting
the cables to the battery, so as to avoid any
dangerous sparks.
► Ensure that the charger cables are in good
condition.
►

Lift the plastic cover on the (+) terminal, if the
vehicle has one.
►


Connect the cables of charger B

as follows:
•

the positive (+) red cable to the (+) terminal
of battery

A.
•

the negative (-) black cable to the (-) terminal
of battery

A.
►

At the end of the charging operation, switch
off charger B

before disconnecting the cables
from battery A.
If this label is present, use only a 12 V
charger to avoid causing irreversible
damage to the electrical components.
24V
12V
Disconnecting the battery
In order to maintain an adequate state of
charge for starting the engine, we recommend
disconnecting the battery if the vehicle is to be
unused for an extended period.
Before disconnecting the battery:
►

Close all openings (doors, boot, windows,
roof). ►


Switch off all electricity-consuming devices
(audio system, wipers, lamps, etc.).
►

Switch off the ignition and wait for 4
minutes.
After accessing the battery, it is only necessary
to disconnect the (+) terminal.
Quick-release terminal clamp
Disconnecting the (+) terminal

► Depending on equipment, lift the plastic cover
on the (+) terminal.
►

Raise lever

A
fully to release clamp
B
.
►

Remove clamp

B
by lifting it off.

178
In the event of a breakdown
Reconnecting the (+) terminal

► Raise lever A fully.
► Refit open clamp B on the (+) terminal.
►

Push clamp
B fully down.
►

Lower lever

A
to lock clamp B.
►

Depending on equipment, lower the plastic
cover on the

(+) terminal.
Do not force the lever when pressing on
it, as if the clamp is not positioned
correctly, locking will then not be possible.
Start the procedure again.
Following reconnection
After reconnecting the battery, turn on the
ignition and wait 1 minute before starting the
engine, to enable the electronic systems to
initialise.
If minor problems nevertheless persist following
this operation, contact a CITROËN dealer or a
qualified workshop.
Referring to the relevant section, reinitialise
certain equipment:
–

Remote control key or electronic key
(depending on version).
–

Sunroof.
–

Electric windows.
–


Date and time.
–


Preset radio stations.
The Stop & Start system may not be operational during the trip following the
first engine start.
In this case, the system will only be available
again after a continuous period with the
vehicle immobilised, the duration of which
depends on the exterior temperature and the
state of charge of the battery (up to about 8
hours).
Towing the vehicle
General recommendations
Observe the legislation in force in the
country where you are driving.
Ensure that the weight of the towing vehicle is
higher than that of the towed vehicle.
The driver must remain at the wheel of the
towed vehicle and must have a valid driving
licence.
When towing a vehicle with all four wheels on
the ground, always use an approved towing
arm; rope and straps are prohibited.
The towing vehicle must move off gently.
When the vehicle is towed with its engine
off, there is no longer braking and steering
assistance.
A professional towing service must be
called if:
–

Broken down on a motorway or main road.
–


Not possible to put
the gearbox into neutral,
unlock the steering, or release the parking
brake.
–

Not possible to tow a vehicle with an
automatic gearbox, with the engine running.
–


T

owing with only two wheels on the ground.
–

Four-wheel drive vehicle.
–


No approved towbar available.
Before towing the vehicle, it is essential
to put the vehicle in free-wheeling mode.
For more information on Free-wheeling, refer
to the corresponding section.
Electric motor
An electric vehicle cannot under any
circumstances be used to tow another
vehicle.
However, it may be used, for example, to exit
a rut.