2010.5 Citroen DS4 Bonnet

231Checks
Additive level (Diesel with
particle emissions filter)
Topping up
The reser voir must be topped up without delay by a CITROËN dealer or a qualified workshop.
Used products
Avoid prolonged contact of used oil or fluids with the skin. Most of these fluids are harmful to health or indeed very corrosive.
Do not discard used oil or fluids into sewers or onto the ground. Take used oil to a CITROËN dealer or a qualified workshop (France) or to an authorised waste disposal site.
 Open the bonnet and secure it with the stay.  Open the screenwash reser voir filler cap.  Take and pinch the level gauge to block its breather.  Remove the gauge completely from the reser voir to read the level in the transparent section.  Top up if necessary.  Refit the filler cap to the reser voir and close the bonnet.
Specifi cation of the fl uid
To ensure optimum cleaning and to avoid freezing, the fluid should never be topped up or replaced by plain water.
According to your version of instrument panel, the additive reser voir low level is indicated by:
- fixed illumination of the particle emissions filter warning lamp, accompanied by an audible signal and a message that the particle emissions filter additive level is too low,
or
- fixed illumination of the ser vice warning lamp, accompanied by
an audible signal and a message that the par ticle emissions filter additive level is too low.

Practical information
Front lamps
Model with xenon and directional headlamps
1. Directional dipped/main beam
headlamps (D1S-35W).2. Direction indicators (PY21W amber).3. Daytime running lamps (P21/5W XL).4. Sidelamps (LEDs).5. Foglamps (H11- 55W).
Model with halogen headlamps
1. Direction indicators (H21 clear).2. Dipped beam headlamps (H7- 55W).
3. Main beam headlamps (H1- 55W).4. Daytime running lamps (P21/5W XL).5. Sidelamps (LEDs).
6. Foglamps (H11- 55W).
Access to bulbs
Depending on the engine and only on the left hand side, you must first carry out the following operations for access to the protective covers on the bulbs.  Remove the air deflector by unclipping each of its three attachment points.  Unclip the bonnet release cable at its two fixings.  Move the cable down. After changing the failed bulb, remember to put everything back in place (cable and air deflector).

263Practical information
Battery
Procedure for charging your battery when it is flat or for star ting the engine using another 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,
 remove the plastic cover to gain access to the two terminals,  unclip the fusebox to remove the battery, if necessary.
Access to the battery
 Raise the locking tab fully.
Disconnecting the cables
After refitting the battery, the Stop & Start system will only be active after a continuous period of immobilisation of the vehicle, a period which depends on the climatic conditions and the state of charge of the battery (up to about 8 hours).
The presence of this label, in par ticular with the Stop & Star t system, indicates the use of a 12 V lead-acid battery with special technology and specification; the involvement of a CITROËN dealer or a qualified workshop is essential when replacing or disconnecting the battery. Failure to obser ve this recommendation
may cause premature wear of the battery.
Reconnecting the cables
 Position the open clip 1 of the cable on the positive terminal (+) of the battery.  Press ver tically on the clip 1 to position it correctly against the battery.  Lock the clip by lowering the tab 2 .
Do not force the tab as locking will not be possible if the clip is not positioned correctly; star t the procedure again.

281Technical data

Identifi cation markings
Various visible markings for the identification of yo ur vehicle.
A. Vehicle identification number (VIN) under the bonnet. This number is engraved on the bodywork near the engine mounting.
B. Vehicle identification number on the dashboard. This number is indicated on a self-adhesive label which is visible through the windscreen.
D. Tyre/paint label. This label is affixed to the driver's front pillar.
Wheels which are fitted with 225/40 R18 tyres cannot be fitted with snow chains. For more information, contact a CITROËN dealer or a qualified workshop.
Low tyre pressures increase fuel consumption.
The tyre pressures must be checked
when the tyres are cold, at least once a month.
C. Manufacturer's label. The VIN is indicated on a self-destroying label affixed to the driver's centre pillar.
It bears the following information: - the tyre pressures, for unladen and laden conditions, - the wheel rim and tyre sizes, - the brands of tyre recommended by the manufacturer, - the spare tyre inflation pressure, - the paint colour code.