Get Driving -> Road signs recognition Guide for Citroen C4 SUV Third Generation (2020-2025)

Driving

The functions to deactivate are saved in the

Units of speed

Ensure that the units of speed displayed

on the instrument panel (mph or km/h) are

those for the country you are driving in.

If this is not the case, when the vehicle is

stationary, set the display to the required

units of speed so that it complies with what is

authorised locally.

system.

Deactivation of these functions

► Press and hold this button on

the dashboard.

All previously selected functions are deactivated

until the vehicle is next restarted (conﬁrmed by

an audible signal).

In case of doubt, contact a CITROËN dealer

or a qualiﬁed workshop.

► Press this button to access directly to the

Road signs recognition

Shortcuts tab.

For more information, refer to the

General recommendations on the use

of driving and manoeuvring aids.

Multiple deactivation

It is possible to deactivate several driver

assistance functions simultaneously.

This is done in two steps:

– First of all, the selection of all the functions

that you want to deactivate.

– Secondly, the simultaneous deactivation of all

these functions.

Shortcuts for driving aids

With MyCitroën Drive Plus

The full list of available driving aids can be found

in the Functions tab.

Driving aids can be accessed directly to quickly

activate/deactivate them.

By default, driving aids are already stored in the

Shortcuts tab (e.g. Stop & Start, Lane keeping

assist).

Other driving aids can be added or deleted from

this tab.

Selection of functions

► Press this button on the dashboard to

display the ADAS tabs.

► Select the Functions tab.

It is conﬁgured in the ADAS>Functions

touch screen application.

► Press the button corresponding to the

driving assistance concerned:

This system displays the maximum speed

authorised locally on the instrument panel, using:

– Speed limit signs detected by the camera.

– Speed limit information from the navigation

system’s mapping.

► Press this button to display the list of

available functions.

► Select the functions to deactivate

(e.g. Stop-Start, Lane Keeping Assist, Automatic

Braking System (Active Safety Brake)).

► Press this button to return to the

previous page.

• Full symbol: the function is added to the

Shortcuts tab.

• Empty symbol: the function is deleted from

the Shortcuts tab.

– Signs indicating a shared traﬃc zone detected

by the camera.

► Check the modiﬁcation in the Shortcuts tab.

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Driving

Sign detected

Suggested speed

(calculated)

Supplementary

traﬃc sign detected

Display of

the speed

Supplementary

traﬃc sign detected

Display of

the speed

associated with

the supplementary

traﬃc sign

associated with

the supplementary

traﬃc sign

Entry into a shared

traﬃc zone

Without MyCitroën

Drive Plus

10 mph or 20 km/h

(depending on

the units on the

instrument panel)

With MyCitroën

Drive Plus

Display of the speed

in force in the country

you are driving in.

Example:

Speed limit when

towing

If an approved towing

device is ﬁxed to the

vehicle:

56 mph (90 km/h)

(for example)

Speed limit in case

of snow

If the outside

temperature is below

3°C:

19 mph (30 km/h)

(for example)

with a "snowﬂake"

symbol

Example:

Speed limit

applicable over a

certain distance

Example:

43 mph (70 km/h)

(for example)

Speed limit at

certain times of the

day

19 mph (30 km/h)

(for example)

with a "clock" symbol

– Some supplementary traﬃc signs detected by

the camera.

Example:

Supplementary

traﬃc sign detected

Display of

the speed

associated with

the supplementary

traﬃc sign

Speed limit for

vehicles with a

gross vehicle

weight or gross

train weight less

than 3.5 tonnes

56 mph (90 km/h)

(for example)

Navigation mapping should be regularly

updated in order to receive accurate

speed limit information from the system.

Speed limit when

raining

If the wiper control

stalk is in the

Examples:

"intermittent wipe"

or "automatic wipe"

position (in order

to activate the rain

sensor):

The units for the speed limit (mph or

km/h) depend on the country you are

driving in.

This should be taken into account to ensure

you observe the speed limit.

For the system to work properly when

changing countries, the speed unit of the

68 mph (110 km/h)

(for example)

112

Driving

For a suggested maximum speed, the ﬁrst time

that the vehicle exceeds it by more than 3 mph

(5 km/h) (e.g. 59 mph (95 km/h)), the speed is

displayed and ﬂashes for 10 seconds (depending

on version).

instrument panel must match that of the

country you are driving in.

With MyCitroën Drive Plus

The settings are changed via the ADAS

touch screen application.

Automatic sign reading is a driving aid

system and does not always display the

correct speed limits.

The speed limit signs present on the road

always take priority over those displayed by

the system.

The system is designed to detect signs that

conform to the Vienna Convention on road

signs.

Information displayed on

the instrument panel

Operating limits

The system does not take account of reduced

speed limits, especially those imposed in the

following cases:

– Atmospheric pollution.

– Towing.

– Driving with a space-saver type spare wheel

or snow chains ﬁtted.

– Tyre repaired using the temporary puncture

repair kit.

1. Detected speed limit indication

2. End of speed limit indication

Speciﬁc speed limits, such as those for

heavy goods vehicles, are not displayed.

The display of the speed limit on the

instrument panel is updated when passing

a speed limit sign intended for cars (light

vehicles).

– Young drivers.

The system may not display the speed limit if it

does not detect a speed limit sign within a preset

period and in the following situations:

– Road signs that are obstructed, non-standard,

damaged or bent.

The system is active but is not detecting speed

limit information.

Activation/Deactivation

By default, the system is automatically activated

at every engine start.

– Obsolete or incorrect maps.

Speed setting

recommendations

With Touch screen BLUETOOTH audio

system or MyCitroën Play

On detecting speed limit information, the system

displays the value.

The driver can select the speed displayed by the

Road signs recognition system as the speed

setting for the speed limiter, cruise control or

adaptive cruise control using the OK button.

In the event of rain detection, the system oﬀers

the driver a speed setting lower than the speed

The settings are changed via the Driving

touch screen menu.

With MyCitroën Drive

The settings are changed via the Vehicle

touch screen menu.

113

Driving

read/from the map in order to adapt to weather

conditions (e.g.on motorways, the proposed

speed is 68 mph (110 km/h) instead of 81 mph

(130 km/h).

Information displayed on the

instrument panel

Extended Traﬃc Sign

Recognition

For more information, refer to the

General recommendations on the use

of driving and manoeuvring aids.

For more information on the Speed

limiter, Cruise control or Adaptive

cruise control, refer to the corresponding

sections.

4. Current speed setting

Steering-mounted controls

5. Speed memorisation prompt

6. Current speed limit indication

This additional system recognises these road

signs and displays them on the instrument panel.

As you approach it, the symbol of the

corresponding sign is displayed on the

instrument panel.

Memorising the speed setting

► Switch on the speed limiter 1-LIMIT or cruise

control 2.

Information related to the speed limiter or cruise

control is displayed.

When a new speed setting is detected, the

system displays the value and “OK?“ ﬂashes

for a few seconds to suggest saving it as a new

speed setting.

The actual road signs always take priority

over those displayed by the system.

The signs must comply with the Vienna

Convention on road signs.

Activation/Deactivation

If there is a diﬀerence of less than 3 mph

(5 km/h) between the speed setting and

the speed displayed by the Road signs

recognition, the "OK?“ symbol is not

displayed.

1. Select speed limiter mode

2. Select cruise control mode

3. Memorise the speed setting

With Touch screen BLUETOOTH audio

system or MyCitroën Play

The settings are changed via the Driving

touch screen menu.

With MyCitroën Drive

Depending on the road conditions, several

speeds may be displayed.

The settings are changed via the Vehicle

► Press 3-OK to conﬁrm the new speed setting.

The display then reverts to its previous state.

touch screen menu.

114

Driving -> Road signs recognition for Your Citroen C4 SUV Third Generation (2020-2025)

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