2012 Citroen C4 AIRCROSS battery

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4
Driving











Starting - stopping the engine with the Keyless Entry and
Starting system
With the electronic key inside the vehicle; each press on the " START/STOP " button, with no
action on the pedals, changes the vehicle's mode:)First press (ACC mode), the button's
warning lamp comes on in orange.
The accessories (radio, 12V socket...) can be used.)Second press (ON mode), the button's
warning lamp comes on in green.

Switching on the ignition.)Third press (OFF mode), the warning lamp
in the button goes off.
If you use the accessories for aprolonged period with the ignition switch in position 2 (ACC), you risk dischargingthe battery. Star ting your vehicle will then no longer be possible. Take care.See the "Automatic power cut-off to accessories" section.



Changing the mode of
the vehicle
If the warning lamp flashes orange,contact a CITROËN dealer or a
qualified workshop as soon as possible.
)Press and release the " START/STOP" button.
)
With the electronic key inside the vehicle,
depress the clutch pedal fully on vehicles
with a manual gearbox or press the brake pedal on vehicles with a CVT gearbox.

Starting using the
electronic key

For vehicles fitted with a manual gearbox , put
the gear lever in neutral.
For vehicles fitted with a CVT gearbox , put thegear lever in P.P

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Driving

Emergency release

If the battery is discharged or if the gear lever
locking mechanism is damaged, it is possible
for the gear lever to be locked in position P,Peven when you press the brake pedal firmly. However, i
f you have to move the vehicle, release the gear lever using the followingprocedure: ) Apply the parking brake. )
Switch off the engine if necessary. )
Remove the cap A, using a flat screwdriver covered with a cloth. )
Press the brake pedal firmly. )
Put the ignition switch into position ACC(ACC mode, if you vehicle has the Keyless
Entry and Star ting system).) Inser t the screwdriver into the aper ture. )
While pushing the screwdriver downwards,
move the gear lever to position N.
You must contact a CITROËN dealer or a qualified workshop to have thesystem checked .

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Driving








Stop & Start (Auto Stop & Go) function


Operation


Going into engine STOP mode
The "AS&G"warning lamp comes on in
the instrument panel or the instrument panel screen and the engine goes intostandby after a few seconds:


- with a manual
gearbox
, with the vehicle stationary and your foot on the brake, whenyou put the gear lever into neutral andrelease the clutch pedal.

Never refuel with the engine in STOPmode; you must switch off the ignition with the key or the START/STOP button.
When the engine is stopped automatically, the operation of certainvehicle systems, such as for example,braking, power steering... are modified. Take care.


Special cases: STOP mode notavailable
STOP mode is not invoked when:


- the driver's seat belt is not fastened,

- the bonnet is open,

- the vehicle has not exceeded 3 mph (5 km/h) since the last engine start,

- the vehicle has restarted less than10 seconds ago,

- the engine is needed to maintain acomfor table temperature in the passenger compartment,

- demisting is active,

- some special conditions (battery charge, engine temperature, braking assistance,
ambient temperature...) where the engine isneeded to assure control of a system.

- th
e "AS&G"warning lamp is
flashing in the instrument panel.
This operation is perfectl
y normal.

The Stop & Star t (Auto Stop & Go) function puts the engine temporarily into standby during stops in the traffic (red lights, traffic jams, or other...). Theengine restarts automatically as soon as you want to move off. The restart takes place instantly, quickly and silently.
Per fect for urban use, the Stop & Star t (Auto Stop & Go) function reduces fuel consumption and exhaust emissions as well as the noise level whenstationary.

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Driving
The "AS&G"
warning lamp goes off
and the engine starts automatically:
- with a manual gearbox
, when you fullydepress the clutch pedal.
For safet
y reasons or to ensure smooth
operation, STA R T m o d e i s i n v o ke d
automatically when:

Special cases: START invoked
automaticall
y


- the speed of the vehicle exceeds 2 mph(3 km/h),

- some special conditions (battery charge,engine temperature, braking assistance,
ambient temperature...) where the engine is
needed to assure control of a system.
If the system has been deactivated inSTOP mode, the engine will not star t.
At any time, press the "AS &G O FF "
switch todeactivate the system.


Deactivation
In this case the "AS&G"
warning lampflashes for few seconds, then goes off.
This operation is per fectly normal.
This is confirmed by the "AS&G OFF"warning lamp coming on in the instrument panel or instrument panel screen.

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Driving
The system is reactivated automatically at every new star t using the key or the STA R T/STOP button.

Reactivation

Press the "AS&G OFF"switch again.
The s
ystem is active again; this is confirmed by
the "AS &G O FF "
warning lamp going off in the
instrument panel or instrument panel screen.
Operating fault
In the event of a malfunction with the system,
the "AS&G OFF"warning lamp flashes in theinstrument panel or instrument panel screen,and the system no longer operates.
have it checked by a CITROËN dealer or a qualified workshop.
This system requires a specific battery with a special specification and technology (reference numbersavailable from a CITROËN dealer or a qualified workshop).
Fitting a battery not listed by CITROËN
introduces the risk o
f malfunction of the system.

Maintenance

The "Auto Stop & Go" system makes use of advanced technology. All work on this type of battery must be doneonly by a CITROËN dealer or a qualified workshop.
In the event o
f a fault in STOP mode, the
vehicle may stall. The following warning lampscome on in the instrument panel or instrumentpanel screen:
It is then necessar
y to switch off the ignition,
then restart the engine using the key or theSTA R T/STOP button.

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5
Visibility

Rear courtesy lamp


Position 1 "ON"

The cour tesy lamp is permanently on.
Position 2 "●"
The cour tesy lamp comes on when a door or
the tailgate is opened. When the door or the
tailgate is closed again, the lighting gradually
dims for a few seconds before switching off.
However, the cour tesy lamp is switched off immediately in the following cases:
- When the doors and the tailgate are closedand the ignition switch is placed in the"ON"
position.
- When the doors and the tailgate are closed
and you lock the vehicle.
Position 3 "OFF"
The cour tesy lamp is permanently off.

Courtesy lamps automatic
switch off
The duration of lighting of the rear courtesy lamps can be configured viathe colour screen "Equipment" menu. With the en
gine off, the cour tesy lamps,
map reading lamps and boot lamp switch off automatically after 30 minutes to prevent
discharging of the battery.
The cour tesy lamps are switched on again if
the ignition switch is placed in the "ON"
or "ACC"
position, if you open then close a door or the tailgate or if you use the remote control.

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Practical information











12 V battery
The battery is located under the bonnet.
To gain access to it:)open the bonnet using the interior release lever, then the exterior safety catch,
)secure the bonnet stay,
Access to the battery
Procedure for charging your battery when it is flat or for star ting the engine using another battery and jump leads.
) remove the retaining pins A , )
remove the protective cover B,)remove the retaining pins C , )remove the air duct D.

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Practical information
necessary (see "Checking levels").


Starting using another
battery
)
Connect the red cable to the positive
terminal (+) of the flat battery A
, then to the
positive terminal (+) of the slave battery B.
) Connect one end of the green or blackcable to the negative terminal (-) of the slave battery B.)
Connect the other end of the green or black cable to the ear th point C
on your vehicle(engine mounting). )
Operate the starter, let the engine run.)
Wait until the engine returns to idle anddisconnect the cables.

)Raise the protective cover on the (+)terminal.