2021 CITROEN C4 AIRCROSS keyless

Instrument panel 12
Warning and indicator lamps
1
3
Instrument panel screen

1
9
Trip computer

3
2
Distance recorder

3
2
Trip distance recorder

3
2
Service indicator

3
3
Adjusting vehicle settings

3
7
Audio- CD system screen

4
4
Audio- CD system touch screen

4
6
Audio-Telematic system touch screen

4
8
Lighting dimmer

5
1
Monitoring
ove
r view
Remote control key 5
2
"Keyless Entry and Starting" system
5
6
Doors

6
2
Boot
6

3
Alarm
6

5
Electric windows

6
8
Panoramic sunroof

7
0
access
Front seats 71
Rear seats
7
5
Mirrors

7
7
Steering wheel adjustment

7
9
Ventilation
8

0
Manual heating / air conditioning

8
2
Automatic air conditioning

8
4
Rear screen demist - defrost

8
9
Interior fittings

9
0
Boot fittings

9
6
Comfort
Starting - stopping the engine with the key 98
Starting - stopping the engine with
the Keyless Entry and Starting system

9
9
Parking brake

1
02
Manual gearbox
1

03
Gear shift indicator

1
04
CVT gearbox

1
05
Hill start assist

1
10
Stop & Start (Auto Stop & Go) function

1
11
Under-inflation detection
1

14
Four wheel drive system

1
18
Cruise control

1
20
Parking sensors

1
23
Reversing camera

1
26
Driving
Lighting controls 1 27
Daytime running lamps
1
30
Automatic illumination of headlamps

1
30
Manual guide-me-home lighting

1
31
Welcome lighting

1
32
Headlamp adjustment
1

33
Wiper controls

1
34
Automatic rain sensitive wipers

1
36
Courtesy lamps

1
38
Boot lamp

1
40
Panoramic roof lighting

1
40
Visibility
Eco-driving
Contents

17
Warning/indicator lampis on Cause Action / Observations
Cruise control fixed This comes on when the cruise
control has been activated. Press the "ON/OFF" button to activate/deactivate the
cruise control.
Active stability
control and
traction control
(ASC/TCL) flashing.
Operation of the ASC/ TCL systems. The systems optimise traction and improve the
directional stability of the vehicle.
Adapt your driving and moderate your speed.
fixed. Fault in the ASC/ TCL systems. Have it checked by a CITROËN dealer or a qualified
workshop.
Stop & Star t
(Auto Stop & Go)
function fixed.
When the vehicle stops (red lights,
traffic jams, ...) the Stop & Start
(AS&G) function has put the engine
into STOP mode. The warning lamp goes off and the engine restarts
automatically in START mode, as soon as you want to
move off.
flashes for a few
seconds, then goes
of f. STOP mode is temporarily
unavailable.
or
START mode is invoked
automatically. See "Stop & Start (
aS

&G) function" for special cases
with STOP mode and START mode.
Diesel engine
pre-heating
fixed.
The engine is cold and:
-

t
he ignition switch is at the
ON


position (ignition on), or
-

t
he START/STOP starting button
has been pressed (ignition on). With key starting, wait until the warning lamp has gone
off before starting.
With the Keyless Entry and Starting system, the engine
will only start after the warning lamp has gone off.
The duration for which the warning lamp is on is
determined by the climatic conditions (up to 30 seconds
in severe weather).
If the engine does not start, switch the ignition off and
then on again and wait again until the warning lamp
goes off, then start the engine.
1
Monitoring

21
Fault with the electronic anti-theft
system.Switch off the ignition, then start the
engine.If the problem persists, contact a
CITROËN dealer.
Fault with the "Keyless Entry and
Starting" system.Contact a CITROËN dealer.
Screen 1 Screen 2
Cause Solution - ActionObservations
The electronic key is not detected. Insert the electronic key into the
housing located in the glove box.Remember to remove the electronic
key from the housing after starting
the vehicle.
The electronic key has not been
removed from the housing in the
glove box. Remove the electronic key from the
housing in the glove box.
The steering column is locked. Switch the ignition on and turn the steering wheel slightly to unlock the
steering column.
The engine is off but the gear lever
is not in position P . Place the gear lever in position P
. Only for vehicles fitted with a "CVT"
gearbox.
1
Monitoring

23
Screen 1 Screen 2Cause Solution - ActionObservations
Warning messages (ignition at "ON")
Fault with the electric power
steering.Stop the vehicle, wait few moments
then start the engine again.If the message remains after
restarting, contact a CITROËN
dealer or a qualified workshop.
The battery for the "
ke

yless Entry
and Starting" system is flat. Replace the battery (see "Changing
the batteries").
The electronic key that you have on
your person is not recognised. Check that you have the correct
electronic key.If the message persists, contact a
CITROËN dealer.
The electronic key is still in the
vehicle and you have tried to lock
the doors or boot from the outside. Ensure that you have the electronic
key on your person before locking
the vehicle.
One of the doors or the boot is not
properly closed when locking the
vehicle from the outside. Close the door or the boot, then
lock the vehicle.
Fault with the "Keyless Entry and
Starting" system. Contact a CITROËN dealer.
1
Monitoring

56
"Keyless Entry and Starting" system
Selective unlocking
F With the electronic key on your person, press button B once to unlock only the
driver's door, then pull on the door handle
to open.
F

P
ress button B again to unlock the vehicle
completely.
System that allows the locking, unlocking
and starting of the vehicle while keeping the
electronic key on your person.
It can also be used as a remote control; see the
"Remote control" section.
Unlocking the vehicle
Complete unlocking
F With the electronic key on your person and in one of the defined zones A , press one
of the buttons B or C to unlock the vehicle,
then pull on the handle to open the door.
Y

our passengers can also open their
doors, as soon as the electronic key is in
one of the defined zones. Unlocking is confirmed by an audible
signal and the direction indicators which
flash twice
.
The door mirrors unfold at the same
time.
Selective unlocking is only available on
versions not fitted with deadlocking.
For security, the detection zones in
which the electronic key is operational
have a radius of about 70 cm around
each opening button.
Access

59
Emergency procedure with the Keyless Entry and
Starting system
Unlocking
F Turn the key towards the front in the driver's door lock to unlock the vehicle.
Emergency unlocking/locking
using the integral key
The integral key is used to lock and unlock the
vehicle when the electronic key cannot operate:
-

c
ell battery flat, vehicle battery discharged
or disconnected, ...
-

v
ehicle located in an area with strong
electro-magnetic signals.
F

P
ull and hold button 1 , to extract the
integral key 2 .Locking
F Turn the key towards the rear in the driver's
door lock to lock the vehicle.
The emergency key allows you to lock
or unlock the driver's door only.
To lock or unlock the other doors, use
the interior controls (see "Locking
/
unlocking from inside").
2
access

60
With the Keyless Entry and Starting system,
message appears in the instrument panel when
replacement of the battery is needed.
Changing the batteries
Do not throw the remote control
batteries away, they contain metals
which are harmful to the environment.
Take them to an approved collection
point.Remote control key
Battery ref.: CR1620 / 3 volts.
Electronic key
Battery ref.: CR2032 / 3 volt.
F

U

nclip the cover using a small screwdriver at the cutout.
F

L

ift off the cover.
F

R

emove the flat battery from its location.
F

F

it the new battery into its location observing the original direction of fitment.
F

C

lip the cover onto the casing. Observe the polarity when fitting the
cell battery, as it could explode.
al

ways replace the cell battery with one
that is identical or of equivalent type.
When the housing is open, take car to
protect it from water and dust.
Access

61
Lost electronic key
Visit a CITROËN dealer with the vehicle's registration document and your personal identification documents and if possible the key code label.
The CITROËN dealer will be able to retrieve the key code and the transponder code required to order a new key.
Electronic key
The electronic key is a sensitive system; do not operate it while it is in your pocket as there is a possibility that it may unlock the vehicle, without
you being aware of it.
Do not repeatedly press the buttons of your electronic key out of range and out of sight of your vehicle. You run the risk of stopping it from
working and the remote control would have to be reinitialised.
The electronic key cannot operate as a remote control when it is in the reader or even when the ignition is switched on.
Locking the vehicle
Driving with the doors locked may make access to the passenger compartment by the emergency services more difficult in an emergency.
As a safety precaution (with children on board), take the Keyless Entry and Starting electronic key when you leave the vehicle, even for a short
time.
Electrical interference
The Keyless Entry and Starting electronic key may not operate if close to certain electronic devices: telephone, laptop computer, strong
magnetic fields, ...
Anti-theft protection
Do not make any modifications to the electronic engine immobiliser system; this could cause malfunctions.
Don't forget to turn the steering to engage the steering lock.
When purchasing a second-hand vehicle
Have all of the keys in your possession paired by a CITROËN dealer, to ensure that only your keys allow your vehicle to be unlocked and
started.
2
Access