155
IX
D R I V I N G
PNEUMATIC SUSPENSION
Grand C4
Picasso
C4 Picasso
The rear pneumatic suspension en-
hances driving comfort by maintain-
ing a constant body height whatever
the vehicle load. Operation
- If there is an increase in vehi-
cle load, a sinking of the rear of
the vehicle is detected and the
p n e u m a t i c s p r i n g s i n fl a t e i n o r -
der to compensate for the extra
weight.
- If there is a decrease in load, a rising of the rear of the vehicle is
detected and so the pneumatic
s p r i n g s d e fl a t e t o r e t u r n t h e v e -
hicle to its nominal height.
- If the vehicle has been unused for a long period, the pneumatic
s p r i n g s m a y i n fl a t e i f n e c e s s a r y
when you unlock or open a door,
so as to return the vehicle to its
nominal height.
If you do not reactivate the system
manually, the automatic correction
will be activated as soon as the ve-
hicle starts to move. During the cor-
rection, the service warning lamp
lights up and a message on the
screen reminds you not to exceed
10 km/h (6 mph).
The automatic correction does not
function if the doors or the boot are
open.
The automatic correction operates
even if your vehicle is in power
economy mode. Activation/Deactivation
The automatic correction can be de-
activated:
press on the button B for approx-
imately two seconds,
release the button when you hear
a b e e p . D e a c t i v a t i o n i s c o n fi r m e d
by the lighting of the indicator lamp
on the button B .
In the event of the system mal-
functioning, alert messages,
always in association with the
service warning lamp, will dis-
play in the instrument panel .
Consult a CITROËN dealer.
It is essential that you should deactivate
the system in the following instances:
- working under the vehicle,
- changing a wheel,
- transporting the vehicle on a
truck or on a boot.
To reactivate the automatic correc-
tion:
press again on the button B for
approximately two seconds,
release the button when you hear
a b e e p . A c t i v a t i o n i s c o n fi r m e d
by the extinction of the indicator
lamp on the button B .
156
IX
D R I V I N G
Loading/unloading
assistance
Grand C4
Picasso
C4 Picasso
The pneumatic suspension has an
additional function associated with
it: the possibility to raise or lower
the height of the rear of the vehicle
when stationary, in order to facilitate
loading/unloading of the boot. Increasing the height of the boot
fl o o r
Press continuously at the top of
the control A , which is located in
the boot, on the left-hand side.
This action will be accompanied by
an audible signal. You can stop the
movement at any time by releasing
the control.
3 b e e p s w i l l c o n fi r m t h a t t h e m o v e -
ment has gone as far as it can.
Returning to the
normal
height
P r e s s b r i e fl y t w i c e a t t h e b o t t o m
of the control A .
Decreasing the height of the boot
fl o o r
Press continuously at the bottom
of the control A .
This action will be accompanied by
a sound signal. You can stop the
movement at any time by releasing
the control.
3 b e e p s w i l l c o n fi r m t h a t t h e m o v e -
ment has gone as far as it can.
Returning to the
normal
height
P r e s s b r i e fl y t w i c e a t t h e t o p o f
the control A .
Driving with the boot in a
low position may damage
the components located un-
der the bodyshell.
Special features
- If you start the vehicle without having returned it to the normal
height, automatic correction will
activate as soon as the vehicle
starts to move. During the cor-
rection, the service warning lamp
lights up and a message on the
screen reminds you not to ex-
ceed 10 km/h (6 mph).
- The loading assistance does not function in the following instances:
- If the button B is lit up,
- in power economy mode,
- w h e n y o u fi r s t u s e t h e f u n c t i o n , press for two seconds on the
control A to initialise the system.
All subsequent actions will be
followed immediately by the de-
sired results.