2022 CITROEN C4 check engine

192
In the event of a breakdown
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.
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

212
Touch screen BLUETOOTH audio system
Some telephones offer display options.
Depending on the settings chosen, contacts can
be transferred in a specific order.
►
Modify the telephone directory display
settings.
Settings
When the treble and bass settings are
changed, the ambience is deselected.
When the ambience is changed, the treble
and bass settings are reset.
Selecting an ambience imposes the treble and
bass settings, and vice versa.
►

Modify the treble and bass or ambience
settings to obtain the desired musical ambience.
There is a difference in sound quality
between audio sources.
T

o allow for optimal listening quality, the sound
settings can be tailored to different audio
sources, which can generate audible differences
when changing source.
►

Check that the sound settings are appropriate
to the sources listened to.

Adjust the sound
functions to the middle position.
When the engine is off, the system switches
off after several minutes of use.
When the engine is switched off, the system's
operating time depends on the state of charge of
the battery.
The switch-off is normal: the system
automatically goes into energy economy mode
and switches off to maintain an adequate charge
in the battery. ►

Start the vehicle’
s engine to increase the
charge of the battery.

226
MyCitroën Play
► Modify the balance setting or the distribution
setting to obtain the desired sound quality .
There is a difference in sound quality
between audio sources.
To allow for optimal listening quality, the sound
settings can be tailored to different audio
sources, which can generate audible differences
when changing source.
►

Check that the sound settings are appropriate
to the sources listened to.

Adjust the sound
functions to the middle position.
When the engine is off, the system switches
off after several minutes of use.
When the engine is switched off, the system's
operating time depends on the state of charge of
the battery.
The switch-off is normal: the system
automatically goes into energy economy mode
and switches off to maintain an adequate charge
in the battery.
►

Start the vehicle’
s engine to increase the
charge of the battery.

251
MyCitroën Drive
12► Check that the sound settings are appropriate
to the sources listened to. W e recommend
setting the sound functions (Bass, Treble,
Balance) to the middle position, setting the
musical ambience to "None", setting loudness
correction to "Active" in USB mode and "Inactive"
in Radio mode.
►

In all cases, after applying sound settings,
adjust the volume level on the portable device (to
a high level) first.

Then adjust the volume level
on the audio system.
When the engine is off, the system switches
off after several minutes of use.
When the engine is switched off, the system's
operating time depends on the state of charge of
the battery.
The switch-off is normal: the system
automatically goes into energy economy mode
and switches off to maintain an adequate charge
in the battery.
►

Start the vehicle’
s engine to increase the
charge of the battery.
The date and time cannot be set.
Date and time settings are only available if
satellite synchronisation is deactivated.
►

Settings
menu/Options/Date-Time Setting.
Select the "Time" tab and deactivate "GPS
synchronisation" (UTC).

272
Alphabetical index
Charger, wireless 60
Charging cable
157
Charging cable (Electric)

156
Charging connector (Electric)

155, 160,
162–163
Charging flap (Electric)

155, 160, 162–163
Charging system (Electric)

5, 9, 28, 153, 171
Charging the traction battery
(Electric)

23, 153, 157, 160, 162–163
CHECK

24
Checking the engine oil level

20
Checking the levels

171–172
Checking tyre pressures
(using the kit)

181, 183
Checks

170, 173–175
Checks, routine

173–174
Child lock

92
Children

81, 87–89
Children (safety)

92
Child seats

81, 84–87
Child seats, conventional

87, 90–91
Child seats, i-Size

89–91
Child seats, ISOFIX

87–91
Cleaning (advice)

154, 177–179
Closing the boot

36, 40
Closing the doors

35–36, 39
Collision Risk Alert

132–134
Configuration, vehicle

11, 28–29
Connected applications

239
Connection, Android Auto

221, 239
Connection, Apple CarPlay

221, 238Connection, Bluetooth 208–209, 218–219,
239–240, 244–245, 260–261
Connection, Wi-Fi network

240
Connectivity

238, 265
Consumptions

29–30
Container, AdBlue®

176
Control, emergency boot release

40
Control, emergency door

37
Control, heated seats

47, 50–51
Controls, steering mounted

102–103
Control stalk, lighting

65–66
Control stalk, wipers

70–72
Control unit

156–157
Courtesy lamps

62–63
Cruise control

113–114, 116–118
Cruise control, adaptive

113–114, 118–119
Cruise control by speed limit
recognition

113–114
D
DAB (Digital Audio Broadcasting) -
Digital radio
207, 217, 242
Date (setting)

224, 247, 266
Daytime running lamps

66, 188
Deactivating the passenger airbag

83, 86
Deadlocking

33, 36
Deferred charging

30
Deferred charging (Electric)

28, 30,
155, 160, 163
Deferred charging (Rechargeable hybrid)

30
Defrosting 48, 57
Defrosting, front
57
Defrosting, rear screen

58
Demisting

48, 57
Demisting, front

57
Demisting, rear

58
Diagnosis, vehicle

24
Dials and gauges

10
Digital instrument panel

11
Dimensions

202
Dipstick

20, 171
Direction indicators (turn signals)

66, 188–189
Display, head-up

12
Display screen, instrument panel

10
Domestic charging
(Electric)

157, 162–163, 201
Doors

39
Drive, electric

5, 9, 23, 28, 30,
153, 164, 171, 192, 195, 201
Driver’s attention warning

136–137
Drive selector (Electric)

103, 174
Driving

93–94
Driving aids camera (warnings)

11 0
Driving aid shortcuts

111
Driving aids (recommendations)

109
Driving economically

8
Driving modes

104–105
Dynamic stability control (DSC)

78

274
Alphabetical index
Immobiliser, electronic 95
Indicator, AdBlue® range
21
Indicator, coolant temperature

21
Indicator, engine oil level

20
Indicators, direction

66, 188
Indicator, service

19
Inflating tyres

174, 203
Inflating tyres and accessories
(using the kit)

181, 183
Information, vehicle

10, 268
Infrared camera

11 0
Instrument panel

10, 26, 111
Instrument panel, LCD

10
Internet browser

236, 239
ISOFIX mountings

87, 90–91
J
Jack 181, 184, 242
Jump starting
192
K
Key 32, 34, 37
Key, electronic
35–36
Keyless Entry and Starting

32, 34–36, 96–97
Key not recognised

97–98
Key with remote control

32, 95
Kit, hands-free

208–209, 218–219, 244, 260
Kit, puncture repair

181
Kit, temporary puncture repair 180–183
Klaxon
75
L
Labels, identification 202
Lamps, parking
66
Lamps, rear

189–190
Lamps with Full LED technology

70
Lane assist

118, 123–125
Lane keeping assist

128
Leather (care)

179
LEDs - Light-emitting diodes

66, 188–189
Level, AdBlue®

173
Level, brake fluid

172
Level, Diesel additive

173
Level, engine coolant

21, 172
Level, engine oil

20, 171
Levels and checks

170–172
Level, screenwash fluid

71, 172
Light-emitting diodes - LEDs

66, 188–189
Lighting, boot

64
Lighting, cornering

70
Lighting dimmer

25
Lighting, exterior

65, 68
Lighting, guide-me home

33, 67–68
Lighting, interior

62–63
Lighting, mood

63
Lighting, welcome

67–68
Loading

167–168
Load reduction mode

169
Locking 33–35
Locking from the inside
36
Locking the doors

36–37
Log, alerts

24
Lumbar

46
M
Mains socket (domestic network) 156
Maintenance (advice)
154, 177
Maintenance, routine

110, 173, 175
Manoeuvring aids (recommendations)

109
Map reading lamps

62
Markings, identification

202
Massage function

46
Mat

62, 110
Menu, main

28
Menus (audio)

205, 214–215, 228–229
Menu, shortcuts

28–29
Messages

246
Messages, quick

246
Minimum traction battery charge level
(Electric)

23
Mirror, rear view

48
Mirrors, door

48, 58, 131
Mirror, vanity

59
Misfuel prevention

153
Mobile application

30, 58, 163
Motor, electric

98, 171, 201
Mountings, ISOFIX

87, 90–91
Multimedia support

60