2008.5 Citroen C4 PICASSO DAG warning light

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I N S T R U M E N T S a n d C O N T R O L S
"Foot on brake" The fl ashing of this warning
lamp on the display informs
you that you need to press
the brake pedal in order to
be able to start the engine on a ve-
hicle with the (6-speed) Electronic
Gearbox System, or to quit position P
in the case of an automatic gearbox.
This warning lamp comes on if you
attempt to release the electric parking
brake without pressing the brake
pedal.
In the case of the Electronic Gearbox
System, this warning lamp fl ashes
to indicate overheating of the clutch
if you excessively use the accelera-
tor to hold the vehicle on an uphill
slope. Use the brake pedal or the
electric parking brake.
Parking space available
This warning lamp comes
on when the parking space
function is selected.
It fl ashes while the space is
being measured. Electric child lock
If lit, the child lock is activated.
This warning light is dis-
played a few seconds after
the function is activated.
Deactivation warning lights
If one of the following warning lights
comes on, this confi rms that the
corresponding system has been
switched off intentionally.
Dynamic stability control (ESP/
ASR) deactivation.
The ESP/ASR system is put
into service automatically
when the vehicle is started. Warning lights
Diesel engine pre-heating
Wait until this is switched off before
operating the starter. A specifi c button, located in the cen-
tre of the fascia, permits deactiva-
tion of the system. This is confi rmed
by continuous lighting of this warning
light and of the indicator light on the
button.

From approximately 30 mph (50 km/h),
the system is reactivated automati-
cally.
When the engine is running or the ve-
hicle is moving, the lighting of one of
the following warning lights indicates
the occurrence of a fault requiring in-
tervention on the part of the driver.
Any fault resulting in the display-
ing of a warning light must be the
subject of further diagnostics by
reading the associated message
on the multifunction display.
Should you encounter any prob-
lems, do not hesitate to contact a
CITROËN dealer.
Passenger’s air bag system
deactivation
The passenger’s air bag sys-
tem is put into service auto-
matically when the vehicle is
started.A specifi c control, lo-
cated in the glove box, permits deacti-
vation of the system. This is confi rmed
by continuous lighting of this warning
light on the instrument panel or a mes-
sage on the NaviDrive multifunction
screen.

29
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I N S T R U M E N T S a n d C O N T R O L S
Lighting is associated
with the displaying of
another warning light:
Service
If this comes on, it indi-
cates the occurrence of a
problem in one of the sys-
tems which does not have
a specifi c warning light.
In order to identify it, consult the message
on the multifunction display.
The warning light only comes on
temporarily in the case of the follow-
ing minor faults:
- incorrect closing of the doors, boot, rear screen and bonnet,
- fl at remote control battery,
- incorrect tyre pressure,
- the end of saturation of the particle emission fi lter (Diesel).
In the case of major faults, the warn-
ing light remains on until the operating
fault is rectifi ed, contact a CITROËN
dealer as soon as possible. Braking
If this comes on, it indicates
the occurrence of a fault in
one of the braking systems:
- signifi cant drop in the level in the circuit,
- electronic brake force distribu- tion (EBFD) faulty (simultane-
ous lighting of the ABS warning
light),
stop the vehicle immediately and as
safely as possible.
Consult a CITROËN dealer.
Application/Release of the
automatic electronic parking brake
If this warning lamp comes
on permanently, it is confi rm-
ing that the parking brake is
applied.
If it fl ashes, it is indicating an ap-
plication or release fault. Urgently
contact a CITROËN dealer (see sec-
tion "Driving - § Electronic parking
brake"). Automatic electronic parking
brake fault
This warning lamp comes
on if there is a malfunction
in the automatic electronic
parking brake.
Deactivation of the automatic
functions of the automatic
electronic parking brake
This comes on if the "auto-
matic application" and "au-
tomatic release" functions
when you switch off the
engine are deactivated or
faulty.
Dynamic stability control
(ESP/ASR) The ESP/ASR system is put
into service automatically
when the vehicle is started.
Unless the system has been
deactivated, if this warning light
and the indicator light on the button
come on continuously, this indicates
the occurrence of a fault in the ESP/
ASR system or in the hill start as-
sistance.
Engine autodiagnostics system
If this comes on, it indicates
the occurrence of a fault in
the engine management
system.
If it fl ashes, it indicates the occurrence of
a fault in the emission control system.
Central alert
- punctured wheel,
- braking,
- coolant temperature,
stop the vehicle immediately and as
safely as possible.
Consult a CITROËN dealer.
Anti-lock braking system (ABS) If this comes on, it indicates
the occurrence of a fault in
the anti-lock braking system.
However, this does not prevent op-
eration of the vehicle's assisted
braking.

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I N S T R U M E N T S a n d C O N T R O L S Air bags If this comes on, it indicates
the occurrence of a fault in
one of the air bag or seat
belt pretensioner systems.
Maximum coolant temperature
If this comes on, it indicates
that the temperature in the
cooling system is too high.
Stop the vehicle immediately
and as safely as possible.
Low fuel level When the tank is full, all the
bars are lit up.
If the fuel low warning lamp comes on
accompanied by an audible signal and
a message on the multifunction screen,
there are approximately 7 litres of fuel
remaining in the tank and 2 or 3 bars
fl ash in the instrument panel.
When the last bar goes out, there
are approximately 2 litres of fuel re-
maining in the tank.
A control located on the panel to the
left of the steering wheel allows you
to open the fuel fl ap from inside the
vehicle.
Battery charge If this comes on, it indicates
the occurrence of a fault in
the battery charging circuit
(dirty or loose terminals, slack
or cut alternator belt,...). Door open
A door, the boot or the rear
screen is open:
- if the speed is below 6 mph
(10 km/h),this warning light
comes on continuously.
- if the speed is higher than 6 mph (10 km/h), this warning
light comes on continuously, ac-
companied by an audible signal.
Seat belt not fastened/
unfastened This warning lamp informs
you if the driver’s or front
passenger’s seat belt is
not fastened (depending
on model), and if the front
passenger’s (depending on
model) or the second row
passengers’ seat belts are
unfastened. The lit up positions rep-
resent those whose seat belts are
not fastened/unfastened. Seat belts unfastened during the
journey:
- the point corresponding to the
seat position with seat belt un-
fastened lights up between 0 and
20 km/h. Above 20 km/h (approx.
12 mph), it fl ashes accompanied
by a sound signal for around
120 seconds. The sound sig-
nal stops when the ignition
is switched off or if a door is
opened.
Depending on model, the front pas-
senger seat may be fi tted with a
presence sensor; the correspond-
ing warning lamp will only come on
if the seat is occupied and the seat
belt not fastened.
Driver’s or front passenger’s seat belt
not fastened with presence sensor:
- the warning lamp lights up between
0 and 20 km/h. Above 20 km/h
(approx.12mph), it fl ashes accom-
panied by a message on the multi-
function screen and a sound signal
for around 120 seconds.
Rear passengers’ or front passen-
ger’s seat belt not fastened without
presence sensor:
- when the ignition is switched on, the points corresponding to the seat po-
sitions with seat belts not fastened
remain lit up for 30 seconds.

47
III
C O M F O R T
MANUAL AIR CONDITIONING
A. DRIVER’S CONTROL PANEL
1. Adjustment of the air blower speed
The air blower adjustment only op-
erates when the engine is running.
To adjust the air fl ow, press on button 1 :
to increase the fl ow of air,
to decrease the fl ow of air.
The level of air fl ow is shown by the pro-gressive lighting of the warning lamps
depicting the ventilator blades 1 . By reducing the fl ow to minimum,
you deactivate the air conditioning
system (OFF).
To achieve an agreeable level of
comfort in the passenger compart-
ment, you should not leave this con-
trol too long in the OFF position.
2. Adjustment of the air
distribution

 Press on button 2 to make the
display scroll through the different
types of air distribution.
The air distribution chosen
is shown by the lighting of
the corresponding warning
lamps on the display 2.
3. Mode of adjustment of temperature for the
passenger

 Press on button 3 to have inde-
pendent passenger control of
cabin air temperature. The warning
lamp goes out.
While the passenger is adjusting
temperature,the warning lamp lights up. 4. Air recirculation
This control is for isolating disagree-
able odours or fumes coming from
outside.

 Press on button 4 , to exclude
entry of outside air. The warning
lamp lights up.
This should be cancelled as soon as possible to permit renewal of
cabin air and to prevent misting.

 Press again on button 4 , to de-
activate air recirculation.
5. Air conditioning
The air conditioning can only oper-
ate when the engine is running. The
air blower control (adjusting the fl ow
of air) has to be activated in order for
air conditioning to be obtained.

 Press on button 5 . The warning
lamp lights up.
To be effective, the air condi-
tioning should be operated only-
with the windows closed.
If your vehicle is not equipped with
air conditioning, you will have the
same control panel but without the

A/C button.

48
III
C O M F O R T
6. Deicing/Demisting of the rear screen
This operates only if the engine is
running.

 Press on button 6 to activate/de-
activate the electric deicing/de-
misting of the rear screen and
the exterior rear view mirrors.
The warning lamp lights up.
7. Rapid Deicing/Demisting of front and rear windows
and rear view mirrors

 Press on button 7 . The warning
lamp lights up.
This function simultaneously activates:
- front deicing/demisting,
- optimum fl ow of air,
- recirculation prohibition,
- deicing/demisting of rear view mirrors and heated rear screen,
- air conditioning, if necessary.
To stop the function, press again on
button 7 . 8. Adjustment of the air
blower temperature
This control is for adjusting the tem-
perature of the air in the passenger
compartment. It can be used in cold
weather as well as in hot weather,
provided the air conditioning is active.
The adjustment of the temperature
is continuous and progressive start-
ing from one side.
B. PASSENGER’S CONTROL PANEL
Adjustment of temperature

 Press on button 9 to take over
control of the temperature. The
warning lamp lights up.

 Rotate button 10 to adjust your
temperature.
The adjustment of the temperature
is continuous and progressive starting
from one side.
The deicing/demisting
switches off automatically
to prevent excessive con-
sumption of power.

50
III
C O M F O R T
3. Adjustment of the air blower speed
The air blower operates only when
the engine is running (except when
the REST function is activated).
To adjust the fl ow of air, press on the
button:
to increase the air fl ow,
to decrease the air fl ow (this
button also has the REST
function).
The level of air fl ow is indicated on
the display by the progressive fi lling
of the ventilator blades.
If you place the air blower on posi-
tion 0 , the system is deactivated.
The air blower display will be empty,
with the indication OFF.

Function for retaining
ventilation with the engine
switched off

The REST function is avail-
able when you switch on the igni-
tion and when you stop the engine.
This function allows you to retain
ventilation in the passenger com-
partment for a few minutes, even
with the engine stopped.
When you leave the vehicle, any
passengers present can still have
the benefi t of air circulation, even
though the engine is not running.
Engine stopped, ignition switched
on:
- The displays will light up, with the air blower shown empty as
long as the function is available.
- A press on the REST button acti- vates the function for a timing of
just a few minutes. Two blades of
the blower will fi ll to signify that
the function is active.
- It can be deactivated and reacti- vated during the timing.
- At the end of the timing, the dis- play will go off. This button does not activate the air
conditioning, only the air blowers. In
the REST function, the air fl ow and
distribution are controlled automati-
cally and you cannot modify them.

On stopping the engine:
- The displays remain lit up, the blower is shown empty and the
function can be activated for
30 seconds.
- A press on the REST button during the next 30 seconds ac-
tivates the function for a timing
of several minutes. The dura-
tion and availability of the func-
tion are variable according to the
state of charge of the battery (a
protection to guarantee engine
starting). Two blower blades fi ll
up to signify that the function is
active. It remains active, even af-
ter the doors have been locked,
until the end of the timing.
- A further press before the end of the timing defi nitively stops the
function. 4. Adjustment of the air
distribution

 Press on button 4 so that
the air fl ows scroll suc-
cessively on the display.
The air distribution you have chosen
is confi rmed by the lighting of the
corresponding warning lamps in the
display.
There are 7 possible adjustments.
5. Air recirculation
This button activates the recircula-
tion of air within the passenger com-
partment and also has an automatic
function.

Entry of air in automatic
mode (activated by default,
in automatic comfort regula-
tion) .
According to version, the automatic
mode makes use of an air quality sen-
sor. This analyses the air and isolates
the passenger compartment from the
exterior as soon as it detects the pres-
ence of pollutants. Then it automatical-
ly activates recirculation of cabin air.

51
III
C O M F O R T

Closing of the air inlet

 Press on button 5 to close
off the entry of air from
outside.
Whilst retaining the other adjust-
ments, this position enables the
driver at any time to exclude any dis-
agreeable odours or fumes coming
from outside the vehicle. It should
be cancelled as soon as possible to
permit renewal of cabin air and to
prevent misting.

Entry of air (manual mode)

 Press on button 5 to activate en-
try of air from the outside. The
warning lamp goes out.

 Press once on button 5 to return
to the initial status (entry of air in
automatic mode).
The air recirculation can also be ac-
cessed by means of a press on the
control, located low down to one side
of the steering wheel (see "§ Fixed
centred controls steering wheel"). 6. Adjustment mode for the
rear passengers
This button decides whether
or not the rear passengers
may use their adjustment
controls.
There are three possible statuses
for this button:

Locking of the rear
passenger controls

Authorisation of
the rear passenger
controls

Closing of the air
fl ow for the rear
passengers
The supply of air is cut off.
With additional air conditioning, in
cold weather you are advised to
close the supply of air to the rear
passengers (no hot air distribution
possible via these air vents).
The rear passengers can use their
adjustment controls at their conven-
ience.
The driver imposes his adjustment
on the rear passengers. In this case,
the rear passenger controls are de-
activated. 7. Panel display mode: black
panel function
This function turns the dis-
plays and panel backlighting
on or off.
- Function activated, a press on any button will light up the screen
temporarily.
- press on button 7 deactivates
the function, lighting f buttons
and screen is again permanent.
This function optimises notably the
visual comfort for driving at night.
8. Deicing/Demisting of the rear screen
This can only operate when the en-
gine is running.

 Press on button 8 to activate/de-
activate the electric deicing of
the rear screen and, according to
version, of the exterior rear view
mirrors. The warning lamp lights
up and the symbol appears on
the display.
It switches off automatically
to prevent excessive con-
sumption of power.

52
C O M F O R T
9. Rapid Deicing/Demisting of the front and rear windows
- Press on button 9 . The warning
lamp lights up.
This function gives a rapid
deicing/demisting of the ve-
hicle simultaneously with:
- front deicing at optimum temper- ature,
- optimum air fl ow,
- recirculation prohibition,
- deicing of the rear view mirrors and heated rear screen,
- air conditioning, if necessary.
Press again on button 9 or on AUTO
to stop the function. Deicing of the
rear view mirrors and heated rear
screen remains activated.
10. Air conditioning

 Press on button 10 to activate
the air conditioning.
The A/C warning lamp lights up.
B. PASSENGER CONTROL PANELS
11. Front passenger
The front passenger can adjust his/
her temperature control independ-
ently at any time by pressing buttons

+ and - .
The front passenger con-
trols the adjustment of his/
her own temperature.
The temperature for the pas-
senger is indexed on that for
the driver. 12. Rear passengers
(right/left)
By default, in AUTO
position, the adjust-
ment of the air fl ow is
aligned on the front
ventilation.

 Rotate the but-
ton to decrease
or increase the air
fl ow.
You can adjust the air fl ow only if
the driver enables you to (see but-
ton 6 of the driver’s control panel).