2021 CITROEN C4 AIRCROSS belt

Direction indicators 141
Hazard warning lamps
1
41
H o r n
1

41
Braking assistance systems

1
42
Trajectory control systems

1
44
Front seat belts

1
46
Airbags
1

50
Child seats

1
55
Deactivating the passenger's front airbag

1
57
ISOFIX child seats

1
64
Child lock

1
70
Safety
Temporary puncture repair kit 1 71
Changing a wheel
1
75
Snow chains

1
81
Changing a bulb

1
82
Changing a fuse

1
88
12 V battery

1
94
Automatic power cut-off to accessories

1
97
Changing a wiper blade

1
97
Recovering the vehicle

1
98
Towing a trailer

2
01
Fitting roof bars

2
03
Accessories
2

04
Practical information
Bonnet 20 7
Petrol engines
2
08
Diesel engines

2
09
Fuel tank

2
10
Running out of fuel (Diesel)

2
12
Checking levels

2
13
Checks
2

16
Checks
Petrol engines 2 19
Petrol weights
2
20
Diesel engines

2
26
Diesel weights

2
27
Dimensions
2

33
Identification markings
2

35
Technical data
bluetooth® telephone with voice recognition 237
Touch screen AUDIO -TELEMATIC system
2
49
TOUCH SCREEN AUDIO - CD system

2
89
AUDIO - CD system

3
11
Audio and telematics
Alphabetical index
Contents

5
Interior
Boot fittings 96 -97
- r ear parcel shelf
-

s
towing rings
-
s

torage
Child seats

1
55 -163
ISOFIX mountings

1
64-168
Child lock

1
70
Front seats

7
1-74
Seat belts
1
46-149
Glove box
9
1
Deactivating the passenger's airbag
1
51, 157
A ir bags
15
0 -15 4
Front fittings

9
0 -94
-

A
UX socket / USB port
-

c
igarette lighter / 12 V socket
-

p
ortable ashtray
-

f
ront armrest
-

s
un visor
-

m
at
Rear seats

7
5 -76
Rear fittings

9
5
Rear armrest / Ski flap

7
6
.
over view

8
A. Passenger's airbag deactivation
warning lamp. 1 51
B.
H

azard warning lamps.
1
41
C.
F

ront passenger's seat belt not
fastened or unfastened.

1
47
Central switch panel
Instruments and controls (continued)
A. Manual headlamp adjustment. 133
B. D eactivation of the ASC/ TCL system. 1 4 4
C.
D

eactivation of the parking
sensors.
1

25
D.


d
e
activation of the Stop & Start
(Auto Stop & Go) function.

1
12
Side switch panel
Over view

14
Warning lamps
When the engine is running or the vehicle is being driven, the
illumination of one of the following warning lamps indicates a
malfunction which requires action on the part of the driver.
The warning comes on in the instrument panel or appears in the
instrument panel screen.Warning /indicator lampis on Cause Action / Observations
Parking brake
/
Brake fluid
level
/ Electronic
brake force
distribution fixed.
It comes on for a few seconds, then
goes off when the ignition is switched
to "ON".
The parking brake is on or not fully
released. It is accompanied by a message. Release the parking brake
to make the warning lamp go off.
The brake fluid level is too low. It is accompanied by a message. Top up with brake fluid and contact a CITROËN dealer or a qualified workshop.
The electronic brake force distribution
(EBFD) is faulty. You must stop as soon as it is safe to do so.
Have it checked by a CITROËN dealer or a qualified
workshop.
Engine
autodiagnosis
system flashing.
The engine management system has
a fault. Risk of destruction of the catalytic converter.
Have it checked by a CITROËN dealer or a qualified
workshop.
fixed. The emission control system has a
fault.
The warning lamp should go off when the engine is started.If it does not go off, contact a CITROËN dealer or qualified
workshop without delay.
Battery charge *fixed. The battery charging circuit has a
fault (dirty or loose terminals, slack or
cut alternator belt, ...). The warning lamp should go off when the engine is started.
If it does not go off, contact a CITROËN dealer or a qualified
workshop.
The illumination of a warning lamp may be accompanied by the display
of an additional message, to assist you in identifying the problem.
If you encounter any problems, you should contact a CITROËN dealer
or a qualified workshop.
* According to destination country.
Monitoring

15
Warning/indicator lampis on Cause Action / Observations
Anti-lock
Braking System
(ABS) fixed.
The anti-lock braking system has a
fault. The vehicle retains conventional braking.
Drive carefully at reduced speed and contact a CITROËN
dealer or a qualified workshop without delay.
Front seat belt
not fastened /
unfastened
fixed, then flashing,
accompanied by an
audible signal.The driver has not fastened or has
unfastened their seat belt.
Pull the strap, then insert the tongue in the buckle.
Airbags and
pretensioners temporarily.
When you switch on the ignition, this
warning lamp comes on for a few
seconds, then goes off. If it does not go off, contact a CITROËN dealer or a qualified
workshop.
fixed. Fault with one of the airbag or seat
belt pretensioner systems. Have it checked by a CITROËN dealer or a qualified
workshop.
Under-inflation fixed,
accompanied by
a message.The tyre pressure for one or more
wheels is too low.
Check the tyre pressures as soon as possible.
This check should preferably be done with the tyres cold.
You must reinitialise the system after every adjustment of
one or more tyre pressures and after replacing one or more
wheels.
For more information refer to the "Under-inflation detection"
section.
flashing
then fixed,
accompanied by
a message. The system has a fault and/or one
or more wheels does not have a
detected sensor.
The tyre pressures are no longer monitored.
Have the system checked by a C
ITR
oËn d

ealer or a
qualified workshop.
1
Monitoring

26
Screen 1 Screen 2Cause Solution - ActionObservations
Fault in the steering column. You must stop as soon as it is safe
to do so.Contact a CITROËN dealer or a
qualified workshop.
Fault with the electrical system. Stop the vehicle and contact a CITROËN dealer or a qualified
workshop.
The cooling system temperature is
too high. Wait for the engine to cool down
before topping up, if necessary.
If the problem persists, contact
a CITROËN dealer or a qualified
workshop.You must stop as soon as it is safe
to do so.
The temperature of the CVT
transmission fluid is too high. Stop the vehicle and contact a
CITROËN dealer or a qualified
workshop.
The driver has not fastened or has
unfastened their seat belt. Fasten your seat belt.
There is a continuous audible signal
if you drive without fastening your
seat belt.
Malfunction of the fuel system. Contact a CITROËN dealer or a qualified workshop.
Monitoring

111
Stop & Start (auto Stop & Go) function
Operation
Going into engine STOP mode
The "AS &G" warning lamp comes on in
the instrument panel or the instrument
panel screen and the engine goes into
standby after a few seconds:
-

w

ith a manual gearbox , with the vehicle
stationary and your foot on the brake, when
you put the gear lever into neutral and
release the clutch pedal.
Never refuel with the engine in STOP
mode; you must switch off the ignition
with the key or the START/STOP
button. When the engine is stopped
automatically, the operation of certain
vehicle systems, such as for example,
braking, power steering... are modified.
Ta k e c a r e.
Special cases: STOP mode not
available
STOP mode is not invoked when:
-
t he driver's seat belt is not fastened,
-

t
he driver's door is open,
-

t
he bonnet is open,
-

t
he minimum time period of 30 seconds
since starting the engine has not elapsed,
-

t
he vehicle has not exceeded 3 mph
(5
km/h) since the last engine start,
-

t
he vehicle has restarted less than
10
seconds ago,
-

t
he engine is needed to maintain a
comfortable temperature in the passenger
compartment,
-

d
emisting is active,
-

s
ome special conditions (battery charge,
engine temperature, braking assistance,
ambient temperature...) where the engine is
needed to assure control of a system.
-

t
he "AS &G" warning lamp is
flashing in the instrument panel.
This operation is perfectly normal.
The Stop & Start (Auto Stop & Go) function puts the engine temporarily into standby during stops in the traffic (red lights, traffic jams, or other...).
The

engine restarts automatically as soon as you want to move off. The restart takes place instantly, quickly and silently.
Per fect for urban use, the Stop & Start (Auto Stop & Go) function reduces fuel consumption and exhaust emissions as well as the noise level when
stationary.
If you move the gear lever, the "AS &G"
warning lamp flashes, accompanied by
an audible signal.
The alert stops as soon as the gear
lever is returned to the neutral position.
4
driving

112
Going into engine START mode
The "AS &G" warning lamp goes off
and the engine starts automatically:
-

w

ith a manual gearbox , when you fully
depress the clutch pedal. For safety reasons or to ensure smooth
operation, START mode is invoked
automatically when:
Special cases: START invoked
automatically
- the speed of the vehicle exceeds 2 mph
(3 km/h),
-

y
ou open the driver's door,
-

y
ou unfasten the driver's seatbelt,
-

s
ome special conditions (battery charge,
engine temperature, braking assistance,
ambient temperature...) where the engine is
needed to assure control of a system.
If the system has been deactivated in
STOP mode, the engine will not start.
At any time, press the "AS &G O FF "


switch to
deactivate the system.
Deactivation
In this case the "AS &G" warning lamp
flashes for few seconds, then goes off.
This operation is perfectly normal.This is confirmed by the "AS &G O FF "
warning lamp coming on in the instrument
panel or instrument panel screen.
If the bonnet is opened while the engine
is in standby, the "AS &G" warning lamp
flashes, accompanied by an audible
signal. The engine will not restart
automatically.
To restart the engine with the bonnet
open, use the ignition key or press the
START/STOP button, while pressing
fully on the brake and clutch pedals.
Driving