2023 CITROEN C4 boot

165
Practical information
7It is therefore not possible to tow a trailer or
caravan.
Towing device with quickly detachable towball
Presentation
No tools are required to install or remove this
genuine towing device.


1. Carrier
2. Protective plug
3. Connection socket
4. Safety eye
5. Detachable towball
6. Locking/unlocking wheel
7. Security key lock
8. Label to note the key references


A. Locked position (the green marks are
opposite each other); the wheel is in contact
with the towball (no gap).
B. Unlocked position (red mark opposite the green mark); the wheel is no longer
in contact with the towball (gap of around
5
mm).
Affix the enclosed label in a clearly visible location, close to the carrier or in the
boot.
Trailers with LED lamps are not compatible with the wiring harness of this
device.
To ensure complete safety while driving with a Towing device , refer to the
corresponding section.
Before each use
Verify that the towball is correctly fitted,
checking the follow points:
–

The green mark on the wheel is in line with
the green mark on the towball.
–


The wheel is in contact with the towball
(position A

).
–

The security key lock is closed and the
key removed; the wheel can no longer be
operated.
–


The towball must not be able to move in
its carrier; test by attempting to shake it with
your hand.
If the towball is not locked, the trailer can
become detached - risk of an accident!
During use
Never release the locking system with a
trailer or load carrier on the towball.
Never exceed the maximum authorised
weight for the vehicle - the Gross Train
Weight or GTW.
Always comply with the maximum authorised
load on the towing device: if it is exceeded,
this device may become detached from the
vehicle - risk of an accident!
Before driving, check the headlamp height
adjustment and check that the lamps on the
trailer operate correctly.
For more information on Headlamp height
adjustment, refer to the corresponding
section.

180
In the event of a breakdown
Warning triangle
This reflective and dismantable device is to be
installed on the side of the road when a vehicle
is broken down or damaged.
Before getting out of the vehicle
Turn on the hazard warning lamps, then
put on the safety vest to assemble and install
the triangle.
Storage
C4

C4 X

► Use the straps on the boot side trim or on the
tailgate to stow the folded triangle or its storage
box.
Assembling and placing the triangle


For versions supplied with a triangle as original
equipment, refer to the illustration above.
For other versions, refer to the assembly
instructions provided with the triangle.
►

Put the triangle in place behind the vehicle,
as required by local legislation.
Running out of fuel
(Diesel)
With Diesel engines, the fuel system must be
primed if you run out of fuel.
Before starting to prime the system, it is
essential to put at least 5 litres of Diesel into the
fuel tank.
For more information on Refuelling and
on Misfuel prevention (Diesel), refer to
the corresponding section.
1.5 BlueHDi engines
► Switch on the ignition (without starting the
engine).
►

W
ait around 1 minute and switch off the
ignition.
►

Operate the starter motor to start the engine.
If the engine does not start at the first attempt,
do not keep trying, but restart the procedure.
Tool kit
Set of tools supplied with the vehicle.
Its content depends on your vehicle's equipment:
–

T
emporary puncture repair kit.
–

Spare wheel.
Access to the tools
Depending on version, the tool kit is stored in a
bag or in a storage box in the boot.

184
In the event of a breakdown
contact a CITROËN dealer or a qualified
workshop for assistance.
►

Once the correct pressure is reached, put the
switch in position " O

".
►

Remove the kit and stow it.
►


Refit the cap on the valve.
Spare wheel
Visit this link to view explanatory videos:
http://q-r.to/bagGl9
For more information on the Tool kit,
refer to the corresponding section.
Accessing the spare wheel
C4

C4 X

The spare wheel is stored in the boot, under the
floor.
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.

190
In the event of a breakdown
3.Direction indicators (LED)
4. Foglamp (P21W) or Reversing lamp (W16W)
Changing bulbs
C4
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)
C4

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.

193
In the event of a breakdown
8the 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:
– 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/reconnecting
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).

196
In the event of a breakdown
Accessing the tools
The towing eye is stored with the tool kit in the
boot.
For more information on accessing the Tool kit,
refer to the corresponding section.
Towing your vehicle
To access the front screw thread:

► Unclip the cover by pressing on its left-hand
section.
►

Release the cover downwards.
T

o be towed:
►

Screw the towing eye in fully
.
►

Install the towbar
.
►

Put the gearbox into neutral.
Failure to observe this instruction could
result in damage to certain components
(braking, transmission, etc.) and to the
absence of braking assistance the next time
the engine is started.
Automatic gearbox
Never tow the vehicle with the driving
wheels on the ground and the engine off.
►

Unlock the steering and release the parking
brake.
►


Switch on the hazard warning lamps on both
vehicles.
►


Move off gently
, drive slowly and only for a
short distance.
Towing another vehicle
To access the rear screw thread:

► Unclip the cover by pressing at its right-hand
section.
►

Pull the cover downwards.
T

o tow:
►

Screw the towing eye in fully
.
►

Install the towbar
.
►

Switch on the hazard warning lamps on both
vehicles.
►


Move off gently
, drive slowly and only for a
short distance.

261
MyCitroën Drive Plus
13Choose a connection type then confirm this
choice by pressing “APPLY".
Deleting a device
Press the "Settings" application.
In the list, select the "Connectivity".
Select "My Devices " to display the list of
paired devices.
Press this button.
Press "DELETE".
Confirm by pressing “ YES”.
Some devices that have just been
deleted from the system request a
connection, refuse this request.
Mirror Screen®
When a smartphone is connected using
Mirror Screen®, the vehicle's location and
some vehicle data is sent to the smartphone
(e.g. brand, left-hand or right-hand drive, day/
night mode, physical speed).
Apple®CarPlay® smartphone
connection
Connecting just one Apple®CarPlay® smartphone
can be carried out either by USB cable or using
a wireless connection.
First activate the Siri® function on your
Apple® smartphone.
If the device fails to connect, refer to the
Apple website to check that the device is
compatible with this function.
If the problem persists, delete all saved
connections on the smartphone and on the
system before attempting a new connection.
The cable connection requires that you
deactivate the CarPlay function in the Settings,
Bluetooth menu of your smartphone.
In the Bluetooth menu, click on the "i" next to
the relevant vehicle and deactivate CarPlay.
Connect the smartphone to the system
using the USB socket compatible with
Mirror Screen.
Apple
®CarPlay® is automatically launched a few
seconds after the USB connection has been
established. In some cases, it may be necessary
to unlock your device.
The smartphone charges when connected by the
USB cable.
The cable connection allows you to avoid
disconnections, especially when passing through
toll booths.
Only one USB socket enables the Mirror
Screen® connection (Apple®CarPlay®);
refer to the "Ease of use and comfort
- Fittings" section.
It is recommended that you use the device's
original USB cables, preferably with a short
cable to ensure optimum performance. The wireless connection of an Apple
®CarPlay®
smartphone can be initiated from the " My
Devices " menu.
First activate the smartphone’s CarPlay
®
function.
In the Bluetooth menu, click on the "i" next to
the relevant vehicle and activate CarPlay.
Press the "Settings" application.
In the list, select the "Connectivity".
Select "My Devices " to display the device
to be connected to Apple®CarPlay®.
If the device has already been connected to the
system via Bluetooth
®, select the device settings
from the list of known devices and choose
Apple
®CarPlay® as the wireless connection
mode.
If the device has never been connected to the
system before, it will have to be paired (refer to
the "Bluetooth
® connection" section).
The system detects if the smartphone is
compatible with Apple
®CarPlay® and offers to
connect to it following the pairing process.
Subsequent automatic connection of the
smartphone requires activation of the Bluetooth
®
on your device.
As soon as the connection is established, press this button to display the
"Apple
®CarPlay®" interface.To initiate the smartphone voice commands, press and hold the steering-
mounted control button.

262
MyCitroën Drive Plus
Android Auto smartphone connection
Connecting just one Android Auto smartphone
can be carried out either by USB cable or using
a wireless connection.
First install the "Android Auto"
application via "Play Store" on your
smartphone.
The "Android Auto" function requires a
compatible smartphone.
If the device fails to connect, refer to the
Android Auto website to check that the device
is compatible with this function.
If the problem persists, delete all saved
connections on the smartphone and on the
system before attempting a new connection.
To ensure an optimum wireless connection,
we recommend avoiding placing your
smartphone too close to other Wi-Fi networks
to which it can connect automatically.
The cable connection requires that you
deactivate the Android Auto wireless function,
in the Settings menu of the "Android Auto"
application of your smartphone.
Connect the smartphone to the system
using the USB socket compatible with
Mirror Screen
®.
Android Auto is automatically launched a few
seconds after the USB connection has been
established. A validation procedure on the
smartphone has to be followed for the first
connection, with the vehicle stationary.
The smartphone charges when connected by the
USB cable.
The cable connection allows you to avoid
disconnections, especially when passing through
toll booths.
Only one USB socket enables the Mirror
Screen® connection (Android Auto); refer
to the "Ease of use and comfort - Fittings"
section.
It is recommended that you use the device's
original USB cables, preferably with a short
cable to ensure optimum performance.
The wireless connection of an Android Auto
smartphone can be initiated from the " My
Devices " menu.
First activate the smartphone’s Android Auto
®
wireless function, in the Settings menu of the
"Android Auto" application of your smartphone.
Press the "Settings" application.
In the list, select the "Connectivity" tab.
Select "My Devices " to display the device
to be connected to Android Auto.
If the device has never been connected to the
system before, it will have to be paired (refer to
the "Bluetooth
® connection" section).
The system detects if the smartphone is
compatible with Android Auto and offers to
connect to it following the pairing process. If the device has already been connected to the
system via Bluetooth
®, select the device settings
from the list of known devices and choose
Android Auto as the wireless connection mode.
The subsequent automatic connection of the
smartphone requires activation of Bluetooth
® on
your device.
As soon as the connection is established, press this button to display the " Android
Auto" interface.
To initiate the smartphone voice commands, press and hold the steering-
mounted control button.
Media
Changing source
Press the "Media" application.
Press this button to change source (radio,
audio streaming via a USB socket,
Bluetooth
® or Mirror Screen®).
Selecting a radio station
Press the "Media" application.
In the list, select the "Player" tab.
Press one of the buttons to
perform an automatic search for
radio stations.
Or