warning light Citroen C4 PICASSO 2009.5 1.G Service Manual
[x] Cancel search | Manufacturer: CITROEN, Model Year: 2009.5, Model line: C4 PICASSO, Model: Citroen C4 PICASSO 2009.5 1.GPages: 338, PDF Size: 13 MB
Page 189 of 338

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 .    
Page 190 of 338

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.