2012 Citroen DS4 tow

Driving
Front par king sensors
Operating fault

In the event of a malfunction of
the system, when reverse gear is engaged this warning lamp
is displa
yed in the instrument panel and/or a
message appears in the screen, accompanied
b
y an audible signal (short beep).
Contact a CITROËN dealer or a qualified
workshop. In addition to the rear parkin
g sensors, the front parking sensors are triggered when an obstacle
is detected in front and the speed of the vehicle
is still below 6 mph
(10 km/h).
The front parking sensors are interrupted if
the vehicle stops for more than three seconds
in for ward gear, if no fur ther obstacles are
detected or when the speed of the vehicle
exceeds 6 mph (10 km/h).
The function will be deactivated automatically if a trailer is being towedor a bicycle carrier is fitted (vehicle fitted with a towbar or bicycle carrier recommended by CITROËN).
In bad weather or in winter, ensure that the sensors are not covered with mud, ice or snow. When reverse gear isengaged, an audible signal (long beep)indicates that the sensors may be dirty.
When the vehicle is moving at a speed
below 6 mph (10 km/h), cer tain soundsources (motorcycle, lorry, pneumatic drill, etc.) may trigger the audible signals of the parking sensor system.

Deactivation/Activation of the front and rear parking sensors
The function is deactivated by pressing this button. The indicator lamp in the button comes on.
Pressing this button again reactivates the function.
The indicator lamp in the button goes off.


The sound emitted by the speaker (front or rear) indicates whether theobstacle is in front or behind.

Electric parking brake
This system does not require anyroutine servicing. However, in the event of a problem, have the system checked by a CITROËN dealer or aqualified workshop.
For more information, see "Driving - Electric
parking brake - § Operating faults".

















Only use products recommended by CITROËN or products of equivalent quality and specification. In order to optimise the operationof units as impor tant as the braking system, CITROËN selects and offersvery specific products.
To a v o i d d a m aging the electrical units,the use of a high pressure washer in the engine compar tment is strictly
prohibited.Brake disc wear

For information on checking brake
disc wear, contact a CITROËN dealer
or a qualified workshop.


Manual parking brake
If a loss of effectiveness of this
system is noticed, the parking brake must be checked, even betweentwo services.
Checking this system must be done by aCITROËN dealer or a qualified workshop.
Brake pads
Brake wear depends on the styleof driving, par ticularly in the case of vehicles used in town, over shor t
distances. It may be necessary to have the condition of the brakes checked,even between vehicle services. Unless there is a leak in the system, a drop in
the brake fluid level indicates that the brake pads are worn.

249Practical information

2. Infl ation
)
Adjust the pressure using the compressor (to inflate: switch B
in position "I"
; to
deflate: switch B
in position "O"and press button C), in accordance with the vehicle's
tyre pressure label (located on the left hand
door aperture).
A loss of pressure indicates that the
puncture has not been fully plugged; contact a CITROËN dealer or qualified
workshop for assistance.
) Remove and stow the kit. )
Drive at reduced speed (50 mph [80 km/h]max) limiting the distance travelled to
approximately 120 miles (200 km).
)Turn the selector A to the "air" position.
)Uncoil the black pipe Hfully. )Connect the black pipe to the
valve of the wheel.
) Connect the compressor's electric plug to
the vehicle's 12 V socket.
) Star t the vehicle again and leave theengine running.
)Visit a CITROËN dealer or aqualified workshop as soon aspossible. You must inform the technician that you have used this kit. After inspection, the technician willinform you whether the tyre can be
repaired or must be replaced.

Removing the cartridge
)Stow the black pipe.)Detach the angled base from the white pipe. )Suppor t the compressor ver tically.)Unscrew the car tridge from the bottom.



Checking tyre pressures/
inflatin
g accessories

Beware of discharges of fluid.
The expiry date of the fluid is indicated
on the car tridge.The sealant car tridge is designed for single use; even if only partly used, itmust be replaced. After use, do not discard the car tridge into the environment, take it to anauthorised waste disposal site or aCITROËN dealer.
Do not forget to obtain a new sealantcartridge, available from CITROËN
dealers or from a qualified workshop.

You can also use the com
pressor, without
injecting any product, to:


- check or adjust the pressure of your tyres,

- inflate other accessories (balls, bicycle
tyres...).
)Connect the compressor's electrical connector to the vehicle's 12 V socket.)Start the vehicle and let the engine run.)Adjust the pressure using the compressor
(to inflate: switch B
in position "I"
; to deflate: switch B
in position "O"and press button C), according to the vehicle's tyrepressure label or the accessory's pressure label. )Remove the kit then stow it.
)
Turn the selector A
to the "A ir" position. )
Uncoil the black pipe H
fully.)
Connect the black pipe to the
valve of the wheel or accessory.
If necessary, fit one of the adaptorssupplied with the kit first.

251Practical information














Changing a wheel
Procedure for changing a faulty wheel for the spare wheel using the tools provided with the vehicle.

The tools are installed in the boot under the floor.
To gain access to them: )open the boot, )raise the floor,)secure it by hooking its cord on the hook
on the rear shelf suppor t,
)with a standard size spare wheel, unclip and remove the box in the middle of the
wheel containing the tools,

or )with a "space-saver" spare wheel; lift the
wheel at the rear towards you for access
to the storage box containing the tools.

Access to the tools
List of tools

All of these tools are specific to your vehicle. Do not use them for other purposes.

Wheel with trim
When removing the wheel, detach thetrim first using the wheelbrace 1pulling at the valve passage hole.When refitting the wheel
, refit the trim starting by placing its notch facing the valve and press around its edge withthe palm of your hand.
3."Bolt cover" tool.
For removing the bolt protectors (covers)on alloy wheels.4.Socket for the security bolts (located in theglove box).
For adapting the wheelbrace to the special"security" bolts. 1
.Wheelbrace.
For removing the wheel trim and the wheel
fixing bolts.
2. Jack with integral handle.For raising the vehicle.

The spare wheel is installed in the boot under
the floor.Depending on version, the spare wheel may bea standard size steel or alloy wheel, or for some countries it is the "space saver" type.
For access to the spare wheel, refer to theparagraph "Access to the tools" on the previouspage.
Access to the spare wheel
Tyre under-infl ation detection
The spare wheel is not fitted with asensor. The punctured wheel mustbe repaired by a CITROËN dealer or aqualified workshop.



Ta k i ng out the standard wheel
)Unscrew the yellow central bolt. )Raise the spare wheel towards you from
the rear.)Take the wheel out of the boot.

Changing a bulb

The headlamps are fitted withpolycarbonate glass with a protectivecoating:)do not clean them using a dryor abrasive cloth, nor with adetergent or solvent product,)use a sponge and soapy water, )when using a high pressurewasher on persistent marks, do not keep the lance directed towards the lamps or their edges for too long, so as not to damage their protective coating and seals.
)Do not touch the bulb directly withyour fingers, use lint-free cloths.Changing a bulb should only be doneafter the headlamp has been switched off for a few minutes (risk of seriousburns).It is imperative to use onlyanti-ultraviolet (UV) type bulbs in order not to damage the headlamp.
Always replace a failed bulb with anew bulb with the same type and specification.


Risk of electrocution

Xenon bulbs (D1S-35W) must be replaced by a CITROËN dealer or aqualified workshop.


Bulbs with lugs, type H1, H7... take careto position them correctly to ensure thebest lighting.

Practical information
Changing daytime running lamp bulbs
) Remove the protective cover by pulling on
the tab.) Disconnect the bulb connector. )
Turn the bulb holder a quar ter of a turn and extract it.)
Pull the bulb and change it.
To reassemble, carry out these operations in
reverse order.

Changing main beam headlamp
bulbs (only on models with
halogen headlamps)
)Remove the protective cover by pulling on
the tab. )Disconnect the bulb connector. )Squeeze the springs to release the bulb. )Pull out the bulb and replace it.
To reassemble, carry out these operations in
reverse order.

Changing integrated directionindicator side repeaters
)
Insert a screwdriver towards the centre of
the repeater between the repeater and the
base of the mirror. ) Tilt the screwdriver to extract the repeater and remove it. )
Disconnect the repeater connector.
To reassemble, carry out these operations in
r
everse order.
Contact a CITROËN dealer or a qualified
workshop to obtain replacement repeaters.