2023 CITROEN C5 X horn

2
Contents
 ■
Overview
 ■
Eco-driving
1InstrumentsInformation to the driver 10
Digital instrument panel 10
E-HUD 11
Warning and indicator lamps 12
Indicators 17
Manual test 20
Total distance recorder 20
Trip computer 20
Touch screen 21
Remote functions (Rechargeable hybrid) 23
2AccessElectronic key with remote control function and
built-in key 25
Proximity Keyless Entry and Start 27
Central locking 29
Back-up procedures 29
Doors 31
Boot 32
Motorised tailgate 32
Alarm 35
Electric windows 38
Sunroof 39
3Ease of use and comfortDriving position 41
Front seats 42
Steering wheel adjustment 45
Mirrors 46
Rear bench seat 47
Heating and Ventilation 49
Dual-zone automatic air conditioning 50
Front demisting - defrosting 52
Rear screen demisting/defrosting 52
Heated windscreen 53
Temperature pre-conditioning
(Rechargeable hybrid)
53
Front fittings 54
Courtesy lamps 57
Interior ambient lighting 57
Rear fittings 58
Boot fittings 59
4Lighting and visibilityExterior lighting control stalk 61
Direction indicators 62
Headlamp beam height adjustment 63
Automatic illumination of headlamps 63
Guide-me-home and welcome lighting 63
Automatic lighting systems - General
recommendations
64
Automatic headlamp dipping 64
Cornering lighting 65
Wiper control stalk 65
Automatic wipers 66
Changing a wiper blade 68
5SafetyGeneral safety recommendations 69
Hazard warning lamps 69
Horn 69
Pedestrian horn (Rechargeable hybrid) 70
Emergency or assistance 70
Electronic stability control (ESC) 72
Seat belts 75
Airbags 77
Active bonnet 79
Child seats 79
Deactivating the front passenger airbag 81
ISOFIX child seats 82
i-Size child seats 84
Installing child seats 85
Child lock 87
6DrivingDriving recommendations 88
Starting/Switching off the engine with
Keyless Entry and Starting
89
Starting rechargeable hybrid vehicles 90
Electric parking brake 91
Automatic gearbox 93
Citroën Advanced Comfort active suspension 96
Driving modes 96
Hill start assist 98
Gear shift indicator 98
Stop & Start 99
Tyre under-inflation detection 100
Driving and manoeuvring aids - General
recommendations
101
Steering wheel with hands-on detection 103
Shortcuts for driving aids 103
Road signs recognition 104
Speed limiter 107
Cruise control - Specific recommendations 109
Cruise control 109
Highway Driver Assist 111

5
Overview
Steering-mounted controls

1.External lighting controls/Direction indicators/
Select the instrument panel display mode
2. Wiper controls/Screenwash/Trip computer
3. Automatic gearbox control paddles
4. Controls for Cruise control/Speed limiter/
Adaptive cruise control/Highway Driver Assist
or Highway Driver Assist 2.0
A. Up/Down: increase/decrease the speed
setting
Press: display and adjustment of the distance
setting to the vehicle in front (Adaptive cruise
control) B.
Select/Deselect the cruise control function
Select/Deselect the Adaptive cruise control/
Highway Driver Assist
C. Start/Pause of the Speed limiter or Cruise
control with the speed setting saved
Confirmation of vehicle restart after automatic
stop (Adaptive cruise control with Stop & Go
function)
D. Select/Deselect the speed limiter function
E. Activation of the Speed limiter or Cruise
control with the speed setting saved
Use the speed suggested by the Road signs
recognition system
5. Horn/Driver front airbag
6. Audio system setting controls
F. Press: display favourite radio stations/media
Up/Down: previous/next radio/media/
smartphone selection
Press: validation of a selection
G. Decrease/Increase volume
H. Pick up/Hang up
Access to the Phone application's call log
I. Short press: system voice commands
Long press: smartphone voice commands
Side control bar



1. Headlamp beam height adjustment
2. Motorised tailgate
3. Heated windscreen
4. Heated steering wheel
5. Temperature conditioning (Rechargeable
hybrid)
6. Opening the fuel filler flap (Rechargeable
hybrid)
Rechargeable hybrid
system

16
Instruments
Never drive until completely empty, as
this could damage the emissions control and
injection systems.
Flashing, accompanied by an audible
signal and the display of a message.
The fuel level is very low, the tank (reserve) is
almost empty.
Refuel without delay to avoid running out of
fuel.
Never drive until completely empty, as
this could damage the emissions control and
injection systems.
Pedestrian horn (Rechargeable hybrid)Fixed.
Horn fault detected.
Carry out (3).
Collision Risk Alert/Active Safety BrakeFixed, accompanied by the display of a
message.
The system has been deactivated via the touch
screen.
Flashing.
The system activates and brakes the
vehicle momentarily to reduce the speed of
collision with the vehicle in front.
For more information, refer to the Driving
section.
Fixed, accompanied by a message and
an audible signal.
The system has a fault.
Carry out (3).
Fixed.
The system has a fault.
If these warning lamps come on after the engine
is switched off and then restarted, carry out (3).
Active lane departure warning systemFixed.
The system has been automatically
deactivated or placed on standby.
Flashing.
You are about to cross a broken
lane marking without operating the direction
indicators.
The system is activated, then corrects the
trajectory if it detects a risk of unintentionally
crossing a line or hard shoulder (depending on
version).
For more information, refer to the Driving
section.
Fixed, accompanied by the display
of a message and an audible
signal.
The system has a fault.
Carry out (3).
Stop & StartFixed, accompanied by the display of a
message.
The Stop & Start system has been deactivated
manually.
The engine will not switch off at the next traffic
stop.
Use the touch screen configuration menu to
reactivate the function.
Fixed.
The Stop & Start system has been
deactivated automatically.
The engine will not switch off at the next traffic
stop, if the exterior temperature is:
–

below 0°C.
–


above +35°C.
For more information, refer to the Driving
section.
Flashing then fixed, accompanied by a
message.
The system has a fault.
Carry out (3).
Rear foglampsFixed.
The lamps are on.
Automatic headlamp dippingFixed, accompanied by an audible signal
and a message.
A function or camera malfunction is detected.
Carry out (2).
Green warning/indicator lamps
Stop & Start
Fixed.
When the vehicle stops, the Stop & Start
puts the engine into STOP mode.
Flashing temporarily.
STOP mode is momentarily unavailable
or START mode is automatically triggered.
For more information, refer to the Driving
section.

26
Access
► Press and hold this button to unlock
the boot and trigger the motorised
opening of the tailgate.
When selective unlocking of the tailgate is
activated, the doors and the fuel filler flap remain
locked.
If selective unlocking of the tailgate is
deactivated, pressing the button unlocks the
whole vehicle.
If motorised operation of the tailgate is
deactivated, pressing the button partially
opens the tailgate.
To lock the vehicle, it is necessary to close
the tailgate again.
Locking the vehicle
Normal locking
► Press the locking button.
The locking, and the activation of the alarm
depending on version, is confirmed by the
lighting of the direction indicators.
Depending on version, the door mirrors fold.
An access (door or boot) that is not properly closed prevents locking of the
vehicle. However, if the vehicle is fitted with
an alarm, it will be activated after 45
seconds.
If the vehicle is unlocked but the doors or boot
are not subsequently opened,
the vehicle
will automatically lock itself again after about
30 seconds. If the vehicle is fitted with an
alarm, it will be reactivated automatically.
Closing the windows and sunroof
►

T
o completely close the windows and,
depending on version, the sunroof, press the
locking button for more than 2 seconds.
►

Press again to stop closing.
Ensure that no person or object could
prevent the correct closing of the
windows and sunroof.
If, on versions with alarm, you want to
leave the windows and/or sunroof partially
open, you must first deactivate the interior
volumetric alarm protection.
For more information on the Alarm, refer to
the corresponding section.
Deadlocking
Deadlocking renders the interior door
controls inoperative. It also disables the
central locking button.
The horn remains operational.
Never leave anyone inside the vehicle
when it is deadlocked.
►

Press the locking button.
► Press the locking button again within 3
seconds to deadlock the vehicle (confirmed by
the temporary lighting of the direction indicators).
For vehicles equipped with the Keyless
Entry and Starting system, a double audible
signal indicates that the vehicle has not been
deadlocked.
Depending on version, activation/
deactivation of the audible signal is done
in the Settings > Vehicle touch screen
application.
Locating the vehicle
Helps you to locate your vehicle from a distance,
with the vehicle locked:
–

The direction indicators flash for approximately
10 seconds.
–


The door mirror spotlamps come on.
–


The courtesy lamps come on.
► Press this button.
Advice
Remote control
The remote control is a sensitive, high-
frequency device; avoid handling it in your
pocket, due to the risk of unintentionally
unlocking the vehicle.
Avoid pressing the remote control buttons
while out of range of the vehicle, due to
the risk of rendering the remote control

28
Access
Selective unlocking
Driver’s door and fuel filler/charging flap
They unlock:
►
either automatically when approaching the
driver

’s door, if the automatic functions are
activated;
►

or by a light press on the handle.
►


Once inside the vehicle, to unlock all
accesses, press the central locking button or pull
the opening control of any door

.
If the user is outside zone A and presses
once on the unlocking button of their
electronic key, only the driver's door and the
fuel filler flap will unlock if selectivity is
activated. Pressing the button again unlocks
the rest of the vehicle.
Selective unlocking of the tailgate
The tailgate unlocks automatically as you
approach the rear of the vehicle.
►

Press the tailgate control to open the boot.
The doors remain locked.
Locking the vehicle
Normal locking

With the doors and boot closed, the vehicle
locks:
►

either automatically when leaving recognition
zone

B, if the automatic functions are activated;
►

or
by a light press on the driver's door handle.
The locking is confirmed by the illumination
of the direction indicators as well as a double
audible signal for the locking on moving away
from the vehicle.
The alarm does not activate when locking automatically from a distance (the
direction indicators do not light up).
It is not possible to lock the vehicle if the
electronic key is left inside.
Deadlocking
Deadlocking renders the interior door
controls inoperative. It also deactivates
the central locking button.
The horn remains operational.
Never leave anyone inside the vehicle
when it is deadlocked.


► Gently press the driver ’s door handle to lock
the vehicle.
► Press it again within 3 seconds to deadlock
the vehicle (confirmed by the temporary lighting
of the direction indicators).
A double audible signal indicates that the vehicle
has not been deadlocked.
Depending on version, activation/
deactivation of the audible signal is done
in the Settings > Vehicle touch screen
application.
Advice
If one of the doors or the boot is still open
or if the electronic key for the Keyless
Entry and Starting

system has been left inside
the vehicle, central locking will not take place.
If the vehicle is unlocked but the doors or
tailgate are not subsequently opened, the
vehicle will automatically lock itself again after
about 30
seconds. If the vehicle is so
equipped, the alarm is automatically
reactivated (if previously activated).
Automatic folding/unfolding of the door mirrors is configured in the Settings
>
Vehicle touch screen application.
As a safety measure, never leave the vehicle, even for a short time, without

69
Safety
5General safety
recommendations
Do not remove the labels attached in
different places on your vehicle. They
include safety warnings as well as
identification information for the vehicle.
Depending on country regulations,
certain safety equipment may be
mandatory: high visibility safety vests,
warning triangles, breathalysers, spare bulbs,
spare fuses, fire extinguisher, first aid kit, mud
flaps at the rear of the vehicle, etc.
Installing electrical accessories:
– The fitting of electrical equipment or
accessories not approved by CITROËN may
cause excessive current consumption and
faults and failures with the electrical system
of your vehicle. Contact a CITROËN dealer
for information on the range of approved
accessories.
–

As a safety measure, access to the
diagnostic socket, used for the vehicle's
electronic systems, is reserved strictly for
CITROËN dealers or qualified workshops,
equipped with the special tools required (risk
of malfunctions of the vehicle's electronic
systems that could cause breakdowns or
serious accidents).

The Manufacturer cannot
be held responsible if this advice is not
followed.
–
Any modification or adaptation not intended
or authorised by CITROËN or carried out
without meeting the technical requirements
defined by the Manufacturer will result in the
suspension of the commercial warranty

.
Installation of accessory radio
communication transmitters
Before installing a radio communication
transmitter with an external aerial, you must
without fail contact a CITROËN dealer for
the specification of transmitters which can
be fitted (frequency, maximum power, aerial
position, specific installation requirements),
in line with the Vehicle Electromagnetic
Compatibility Directive (2004/104/EC).
Declarations of conformity for radio
equipment
The relevant certificates are available on the
http://service.citroen.com/ACddb/ website.
Hazard warning lamps



► Pressing this button causes all the direction
indicators to flash.
They can work with the ignition switched off.
Automatic operation of hazard warning lamps
When braking in an emergency, depending on
the rate of deceleration, the hazard warning
lamps come on automatically. They switch off
automatically when you next accelerate.
They can be switched off by pressing the button.
Horn

70
Safety
► Press the central part of the steering wheel.
Pedestrian horn
(Rechargeable hybrid)
This system alerts pedestrians that the vehicle is approaching, when driving in Electric mode
(100% electric driving).
The pedestrian horn operates once the vehicle
is moving and at speeds of up to 19 mph
(30
km/h), in forward or reverse gear.
This function cannot be deactivated.
Malfunction
In the event of a malfunction, this warning
lamp lights up on the instrument panel.
Have it checked by a CITROËN dealer or a
qualified workshop.
* In accordance with the general conditions of use of the service, available from dealers an\
d subject to technological and technical limitations.
** In areas covered by the eCall (SOS) and the ‘ASSIST ANCE’ functions.
The list of countries covered and the telemetry services provided is ava\
ilable from dealers or on the website for your country.
Emergency or assistance
call




1. eCall (SOS)
2. ASSISTANCE
eCall (SOS)
Your vehicle may be fitted with the eCall (SOS)
system either as standard or as an option.
The eCall (SOS) system provides direct contact
to the emergency services and is fully built
into the vehicle. This contact is made either
automatically via the sensors built into the
vehicle, or by pressing button 1.
According to the country of sale, the eCall (SOS)
system corresponds to the systems PE112,
ERAGLONASS, 999, etc.
The eCall (SOS) system is activated by default.
► To make an emergency call manually, press
button 1 for more than 2 seconds.
The lit indicator lamp and a voice message
confirm that the call has been made to the
emergency services*.
The eCall (SOS) system immediately locates
your vehicle and puts you in contact with the
appropriate emergency services**.
►

Pressing again immediately cancels the
request.
The indicator lamp flashes while the vehicle
data is being sent, and then remains lit when
communication is established.
In the event that a serious accident is
detected by the sensors built into the
vehicle, such as the airbag control unit, an
emergency call is made automatically.
The eCall (SOS) system is a public service of general interest and is free of
charge.
Operation of the system
– Upon switching on the ignition, the indicator
lamp lights up for a few seconds and then goes
out: the system is operating correctly
.

90
Driving
For versions fitted with Proximity Keyless
Entry and Start, the electronic key is also
detected in the boot.
If there is still a problem, refer to the "Key
not detected - Back-up starting or Back-up
switch-off" section.
Starting
► Select mode P or N on the automatic
gearbox, then depress the brake pedal.


► Press the " START/STOP" button while
maintaining pressure on the pedal until the
engine starts.
In all circumstances, if one of the starting
conditions is not met, a message is displayed.
In some circumstances, a message indicates
that it is necessary to turn the steering wheel
while pressing the " START/STOP" button to
assist unlocking of the steering column.
Petrol engines
With Petrol engines, after a cold start,
pre-heating the catalytic converter can cause
noticeable engine vibrations, for anything up
to 2 minutes (accelerated idle speed).
Starting rechargeable hybrid
vehicles
► Fully depress the brake pedal and press
the START/STOP button for approximately 2
seconds.
► Keep you r foot on the pedal until this
indicator lamp comes on, indicating the
activation of the rechargeable hybrid system
(confirmed by an audible signal).
To exit Park mode, wait for the READY indicator lamp to come on.
By default, the system starts in Electric mode.
Depending on certain parameters (battery
charge level or outside temperature), the system
determines whether it is necessary to start the
petrol engine.
It is possible to change the driving mode at any
time using the mode selector.
When the vehicle starts in electric mode,
it makes no noise.
Pay particular attention to pedestrians and
cyclists who may not hear the vehicle coming
despite the pedestrian horn.
Switching off
► Deactivate cruise control alone or Highway
Driver Assist (depending on version).
►

Immobilise the vehicle using the parking
brake.
►


Select mode
P on the automatic gearbox.
► Press the "START/STOP" button.
► For rechargeable hybrid vehicles, before
leaving the vehicle, check that the READY

indicator lamp is switched off.
The automatic gearbox locks in mode P.
If the vehicle is not immobilised, the
engine will not stop.
With the engine off, the braking and
steering assistance systems are also cut
off - risk of loss of control of the vehicle!
Never leave your vehicle with the
electronic key still inside.
Switching on the ignition
without starting the engine
With the electronic key in the passenger
compartment, pressing the " START/STOP"
button, without depressing any of the pedals ,
allows the ignition to be switched on without
starting the engine.
►

Press this button again to switch off the
ignition and allow the vehicle to be locked.
Key not detected
Back-up starting
A back-up reader is fitted to the steering column,
to enable the engine to be started if the system