2012 Citroen C4 start stop button

23
FAMILIARISATION
DRIVING SAFELY


Stop & Start


Engine going into STOP mode
Engine going into START mode
Deactivation/Reactivation
In some circumstances the STOP mode
may not be available; the "ECO"
warn-
ing lamp fl ashes for a few seconds then
goes off.

- with a manual gearbox;
at speeds
below 12 mph (20 km/h), when you
put the gear lever into neutral and
release the clutch pedal,

- with the 6-speed electronic gear-
box system;
at speeds below
5 mph (8 km/h), when you press the
brake pedal or you put the gear le-
ver in position N
.



163


- with a manual gearbox;
when you
fully depress the clutch pedal,

- with the 6-speed electronic gear-
box system;



●
with the gear lever in position A

or M
, when you release the brake
pedal,

●
or gear lever in position N
and
brake pedal released, when you
change to position A
or M
,

●
or when you engage reverse.

In some circumstances, START mode
may engage automatically; the "ECO"

warning lamp fl ashes then goes off.



164
You can deactivate the system at any
time by pressing the "ECO OFF"
button;
the button's warning lamp comes on.



164

The "ECO"
warning lamp goes
off and the engine restarts au-
tomatically:
The "ECO"
warning lamp comes on in
the instrument panel and the engine is
put into standby automatically:
The system is reactivated auto-
matically every time you start the
engine with the key.

Before refuelling or doing any-
thing under the bonnet, you
must switch off the ignition with
the key.

1
MONITORING
38


Warning lamp



is on



Cause



Action/Observations




Foot on the
clutch **


fi xed. In the STOP mode of Stop &
Start, changing to START
mode is refused because the
clutch pedal is not fully down. You must declutch fully to allow the
change to engine START mode.

**

Only on the two-tone instrument panel without audio system.






Dynamic
stability control
(ESP/ASR)


fl ashing. The ESP/ASR regulation is
active. The system optimises traction and
improves the directional stability of the
vehicle.

fi xed. Unless it has been
deactivated (button pressed
and its indicator lamp on), the
ESP/ASR or hill start assist
system has a fault. Have it checked by a CITROËN dealer or
a qualifi ed workshop.



Power steering
fi xed. The power steering has a
fault. Drive carefully at reduced speed.
Have it checked by a CITROËN dealer or
a qualifi ed workshop.






Under-infl ated
tyre


fi xed. The pressure in one or more
wheels is too low. Check the pressure of the tyres as soon
as possible.
This check should preferably be carried
out when the tyres are cold.





Directional
headlamps


fl ashing. The directional headlamps
system has a fault. Have it checked by a CITROËN dealer or
a qualifi ed workshop.

2
MULTIFUNCTION SCREENS
59
TRIP COMPUTER






Monochrome screen A


Information displays The trip computer provides the follow-
ing information:


- range,

- current fuel consumption,

- Stop & Start time counter,

- distance travelled,

- average fuel consumption,

- average speed.

)
Press the button, located at the end
of the wiper stalk
, to display the
various items of trip computer infor-
mation in succession.
System that gives you current informa-
tion on your journey (range, fuel con-
sumption…).


)
Press the control for more than
two seconds to reset to zero the
distance travelled, the average
fuel consumption and the average
speed.


Zero reset

)
The next press then returns you to
the normal display.

2
MULTIFUNCTION SCREENS
60





Monochrome screen C

You can choose between two types of
display by pressing button A
:


-
the trip computer information appears
temporarily above the audio informa-
tion, displayed permanently in full
screen,
or

- the trip computer and audio infor-
mation both appear permanently in
a shared screen.
Information displays


- the current information tab
with:


●
the range,

●

the current fuel
consumption,

●
the Stop & Start time
counter,



- the trip "1"
tab with:


●
the distance travelled,

●
the average fuel
consumption,

●
the average speed,
for the fi rst trip.


- the trip "2"
tab with:


●
the distance travelled,

●
the average fuel
consumption,

●
the average speed,
for the second trip.





)
Press the button, located at the end
of the wiper stalk
, to display the
various trip computer tabs in suc-
cession.


)

When the trip required is displayed,
press the button on the end of the wiper
stalk for more than two seconds.

Trips "1"
and "2"
are independent but
their use is identical.
For example, trip "1"
can be used for
daily fi gures, and trip "2"
for monthly
fi gures.

Trip zero reset

2
MULTIFUNCTION SCREENS
61





Central instrument panel screen
associated with the satellite
navigation system


- Display of instantaneous informa-
tion with:


●
the range,

●
the current fuel consumption,

●
Stop & Start time counter,



- Display of trip "1"
with:


●
the distance travelled,

●
the average fuel consumption,

●
the average speed,
for the fi rst trip.



- Display of trip "2"
with:


●
the distance travelled,

●
the average fuel consumption,

●
the average speed,
for the second trip.



)
Press the button, located at the end
of the wiper stalk

or

)
turn the thumb wheel, located on
the left of the steering wheel
,
to display the following information
in turn:


●
reminder of the speed,

●
instantaneous information,

●
trip "1"
,

●
trip "2"
,

●
information on the current audio
source,

●
black screen,

●
navigation-guidance messages.


Information displays

)
When the required trip is displayed,
press the thumb wheel located on
the left of the steering wheel
or the
button on the end of the wiper stalk

for more than two seconds.
Trips "1"
and "2"
are independent but
their use is identical.
For example, trip "1"
can be used for
daily fi gures and trip "2"
for monthly
fi gures.

Trip zero reset

3
COMFORT
68

7. Air fl ow adjustment


)
Turn this control to the left
to decrease the air fl ow or
to the right to increase the
air fl ow.
The air fl ow indicator lamps, between
the two fans, come on progressively in
relation to the value requested. For maximum cooling or heating
of the passenger compartment,
it is possible to exceed the mini-
mum value 14 or the maximum
value 28.


)
Turn control 2
or 3
to the left
until "LO"
is displayed or
to the right until "HI"
is dis-
played.

See "Front demisting - defrosting".



4. Automatic visibility programme


Manual operation

If you wish, you can make a different
choice from that offered by the system
by changing a setting. The the "AUTO"

indicator lamps go off; the other func-
tions will still be controlled automati-
cally.


)
Pressing the "AUTO"
button returns
the system to completely automatic
operation.

5. Air conditioning On/Off


)
Press this button to switch
off the air conditioning.
Switching the system off could result in
discomfort (humidity, condensation).


)
Press this button again to return to
automatic operation of the air con-
ditioning. The indicator lamp on the
"A/C"
button comes on.


)
Press one or more but-
tons to direct the air fl ow
towards:
6. Air distribution adjustment


- the windscreen and side windows
(demisting or defrosting),

- the outer and centre air vents,

- the footwells.

You can combine the three orientations
to obtain the desired air distribution.
2. Driver's side adjustment
The driver and front pas-
senger can each adjust the
temperature to their require-
ments.


)
Turn control 2
or 3
to the left or to
the right respectively to decrease or
increase this value.
A setting around the value 21 provides
optimum comfort. However, depend-
ing on your requirements, a setting be-
tween 18 and 24 is normal.
You are advised to avoid a left/right set-
ting difference of more than 3.
3. Passenger's side adjustment
The value indicated on the display cor-
responds to a level of comfort and not
to a temperature in degrees Celsius or
Fahrenheit.






With Stop & Start, when dem-
isting has been activated, the
STOP mode is not available.
8. Air intake/Air recirculation


)
Press this button for recir-
culation of the interior air.
The indicator lamp in the
button comes on.
Air recirculation enables the passenger
compartment to be isolated from exte-
rior odours and smoke.


)
As soon as possible, press this but-
ton again to permit the intake of out-
side air and prevent the formation of
condensation. The indicator lamp in
the button goes off.

3
COMFORT
69

Switching the system off

Avoid prolonged operation in in-
terior air recirculation mode or
driving for long periods with the
system off (risk of condensation
and deterioration of air quality).
9. "REST" function: ventilation with
the engine off

On switching on the engine



- The control screens come on: the
function is available.

- Pressing the REST
button activates
the ventilation for a few minutes.
Activation of the function is con-
fi rmed by the display of two dashes
in the control screens and four air
fl ow level indicator lamps.

- The function can be deactivated and
reactivated if the control screens
are on.

- The screens go off at the end of this
period.
On stopping the engine



- While the control screens remain
on: the function is available.

- Pressing the REST
button activates
the ventilation for a few minutes.
Activation of the function is con-
fi rmed by the display of two dashes
in the control screens and four air
fl ow level indicator lamps.
Locking the vehicle has no effect on
this function.

- The control screens go off at the
end of this period.
Pressing again before the end of
the period interrupts off the ventila-
tion defi nitively: the control screens
go off and the function is no longer
available.

)
Turn the air fl ow control to
the left until all of the indi-
cator lamps go off.
This action switches off the air condi-
tioning and the ventilation.
Temperature related comfort is no longer
assured but a slight fl ow of air, due to
the movement of the vehicle, can still
be felt.


)
Modify the settings (temperature,
air fl ow or air distribution) or press
the "AUTO"
button to reactivate the
system with the values set before it
was switched off.
This switch does not operate the
air conditioning, only the air fan.
When the "REST" function is ac-
tivated, you cannot modify the
temperature, air fl ow and distri-
bution settings: these are con-
trolled automatically according
to the ambient temperature.
This function is not available in
the STOP mode of Stop & Start.
Even with the engine is off,
you can operate the ventila-
tion for a few minutes.
For example, while you are
away from the vehicle, the
passengers can still enjoy some air cir-
culation without having the engine run-
ning.
This function is available after switching
on the ignition, as well as after stopping
the engine.
The period that the function is available
depends on the state of charge of the
battery.
You can activate the "REST" func-
tion while the air conditioning control
screens are on.

3
COMFORT
70
FRONT DEMIST - DEFROST


These markings on the control
panel indicate the control po-
sitions for rapid demisting or
defrosting of the windscreen
and side windows.


With manual air conditioning



)
Put the temperature, air fl ow and
distribution controls to the dedicated
marked position.

)
Put the air intake control to the
"Exterior air intake" position
(indicator lamp on the control off).

)
Switch on the air conditioning by
pressing the "A/C"
button; the warn-
ing lamp in the button comes on.










REAR SCREEN DEMIST -
DEFROST
The control button is located
on the air conditioning system
control panel.

Switching on

The rear screen demisting/defrosting
can only operate when the engine is
running.


)
Press this button to demist/defrost
the rear screen and (depending on
version) the door mirrors. The indi-
cator lamp associated with the but-
ton comes on.



Switching off

The demisting/defrosting switches off
automatically to prevent an excessive
consumption of current.


)
It is possible to stop the demisting/de-
frosting operation before it is switched
off automatically by pressing the button
again. The indicator lamp associated
with the button goes off.


)
Switch off the demisting/de-
frosting of the rear screen
and door mirrors as soon as
appropriate, as lower current
consumption results in re-
duced fuel consumption.



With digital dual-zone air
conditioning

Automatic visibility programme


)
Select this programme to demist
or defrost the windscreen and side
windows as quickly as possible.
The system automatically manages
the air conditioning, air fl ow and air
intake, and provides optimum distribu-
tion towards the windscreen and side
windows.


)
To stop the programme, press ei-
ther the "visibility"
button again or
"AUTO"
, the warning lamp on the
button goes off and the warning lamp
on the "AUTO"
button comes on.
The system starts again with the values
in use before it was overridden by the
visibility programme.







With Stop & Start, when dem-
isting has been activated, the
STOP mode is not available.
With Stop & Start, when the
demisting, air conditioning and
air fl ow functions are activated,
STOP mode is not available.