CITROEN C4 Handbook page 124

Driving
(green symbol)
Cruise control active, vehicle
detected.
(green symbol)
Cruise control suspended,
following brief acceleration by
the driver.
(orange)
"Take back control"
► Brake or accelerate, depending on the
context.
(red)
"Take back control"
► Take back control of the vehicle
immediately: the system cannot manage the
current driving situation.
"Activation refused, conditions
unsuitable"
The system refuses to activate cruise control, as
the necessary conditions are not fulfilled.
Stop & Go function
(green symbols)
The system has brought the
vehicle to a complete stop. The
symbol "I I" is displayed.
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Within 3 seconds of stopping, the vehicle
gradually and automatically begins moving
again.
Beyond 3 seconds of stopping, the driver must
accelerate or press 2-I I> to move off.
If the driver takes no action after the
vehicle has been stopped, the electric
parking brake is applied automatically after
about 5 minutes.
While the vehicle is immobilised, the
following recommendations apply:
– The driver should not leave the vehicle.
– Do not open the boot.
– Do not drop off or pick up passengers.
– Do not engage reverse gear.
When restarting the vehicle, beware of
cyclists, pedestrians or animals who are
not taken into account by the system.
The driver must monitor their surroundings.
Operating limits
Cruise control operates by day and night, in dry
weather or moderate rainfall.
Certain situations cannot be managed by the
system and require driver intervention.
Cases not taken into account by the system:
– Pedestrians, cyclists, animals.
– Stationary vehicles (e.g. traffic jams,
breakdown).
– Vehicles crossing your lane.
– Vehicles driving in the opposite direction.
Situations where the driver must suspend the
system:
– Vehicles in a tight bend.
– When approaching a roundabout.
– When following a narrow vehicle.
Reactivate the system when conditions allow.
Situations in which the driver is prompted to
immediately resume control:
– Excessively sharp deceleration by the vehicle
in front of you.