2010.5 Citroen DS4 fog light

Warning lampis onCauseAction/Obser vations
Left-hand
direction indicator
flashing with buzzer. The lighting stalk is pushed down.
Right-hand direction indicator flashing with buzzer. The lighting stalk is pushed up.
Sidelamps fixed. The lighting stalk is in the "Sidelamps" position.
Dipped beam headlamps fixed. The lighting stalk is in the "Dipped beam headlamps" position.
Main beam headlamps fixed. The lighting stalk is pulled towards you. Pull the stalk to return to dipped beam headlamps.
Front foglamps fixed. The front foglamps are switched on. Turn the ring on the stalk rear wards twice to switch off the front foglamps.
Rear foglamps fixed. The rear foglamps are switched on. Turn the ring on the stalk rear wards to switch off the rear foglamps.
Hazard warning lamps flashing with audible signal. The hazard warning lamps switch, located on the dashboard, has been operated.
The left-hand and right-hand direction indicators a nd their associated indicator lamps flash simultaneously.
Operation indicator lamps
If one of the following indicator lamps comes on, this confirms that the corresponding system has come into o peration. It may be accompanied by an audible signal and a message on the multifunction screen.

Lighting controls System for selection and control of the various front and rear lamps providing the vehicle's lighting.
The various front and rear lamps of the vehicle
are designed to adapt the driver's visibility progressively according to the climatic conditions: - sidelamps, to be seen, - dipped beam headlamps to see without dazzling other drivers, - main beam headlamps to see clearly when the road is clear.
Main lighting
Other lamps are installed to fulfil the
requirements of par ticular driving conditions: - rear foglamps, - front fog lamps with static intersection lighting, - directional headlamps for improved visibility when cornering, - daytime running lamps to be more visible during the day, - guide-me-home and welcome lighting to facilitate access to the vehicle, - parking lamps as vehicle position markers.
Additional lighting
Various automatic lighting control modes
are also available depending on whether the following options are fitted: - guide-me-home lighting, - welcome lighting, - daytime running lamps, - directional lighting, - automatic illumination of headlamps.
Programming
In some weather conditions (e.g. low temperature or humidity), the presence of misting on the internal sur face of the glass of the headlamps and rear lamps is normal; it disappears after the lamps have been on for a few minutes.

C. Foglamp selection ring. The foglamps operate with the dipped and main beam headlamps.
Rotate and release the ring C :  for wards a first time to switch on the front foglamps,  for wards a second time to switch on the rear foglamps,  rear wards a first time to switch off the rear foglamps,  rear wards a second time to switch off the front foglamps.
Model with front and rear foglamps
In good or rainy weather, by both day and night, the front foglamps and the rear foglamps are prohibited. In these situations, the power of their beams may dazzle other drivers. They should only be used in fog or falling snow. In these weather conditions, you should switch on the foglamps and dipped beam headlamps manually, as the sunshine sensor may detect sufficient light. Do not forget to switch off the front and rear foglamps when they are no longer necessary.
front and rear foglamps
When the headlamps switch off with automatic illumination of headlamps (AUTO model) or when the dipped beam headlamps are switched off manually, the foglamps and sidelamps remain on.  Turn the ring rear wards to switch off the foglamps, the sidelamps will then switch off.

127Visibility
Operating fault
In the event of a malfunction of the sunshine sensor, the lighting comes on, this warning lamp is displayed in the instrument panel and/or a message appears in the screen, accompanied by an audible signal. Contact a CITROËN dealer or a qualified workshop.
In fog or snow, the sunshine sensor may detect sufficient light. In this case, the lighting will not come on automatically. Do not cover the sunshine sensor, coupled with the rain sensor and located in the centre of the windscreen
behind the rear view mirror; the associated functions would no longer be controlled.
Exterior welcome lighting
The remote switching on of the lighting and side spotlamps makes your approach to the vehicle easier in poor light. It is activated depending on the light level detected by the sunshine sensor.
Switching on
Switching off
The exterior welcome lighting switches off automatically after a set time, when the ignition is switched on or on locking the vehicle.
Programming
 Press the open padlock on the remote control.
The dipped beam headlamps and the sidelamps come on, as well as the side spotlamps, located under the door mirrors; your vehicle is also unlocked.
The lighting duration is selected via the vehicle configuration menu.

127Visibility
Operating fault
In the event of a malfunction of the sunshine sensor, the lighting comes on, this warning lamp is displayed in the instrument panel and/or a message appears in the screen, accompanied by an audible signal. Contact a CITROËN dealer or a qualified workshop.
In fog or snow, the sunshine sensor may detect sufficient light. In this case, the lighting will not come on automatically. Do not cover the sunshine sensor, coupled with the rain sensor and located in the centre of the windscreen
behind the rear view mirror; the associated functions would no longer be controlled.
Exterior welcome lighting
The remote switching on of the lighting and side spotlamps makes your approach to the vehicle easier in poor light. It is activated depending on the light level detected by the sunshine sensor.
Switching on
Switching off
The exterior welcome lighting switches off automatically after a set time, when the ignition is switched on or on locking the vehicle.
Programming
 Press the open padlock on the remote control.
The dipped beam headlamps and the sidelamps come on, as well as the side spotlamps, located under the door mirrors; your vehicle is also unlocked.
The lighting duration is selected via the vehicle configuration menu.

127Visibility
Operating fault
In the event of a malfunction of the sunshine sensor, the lighting comes on, this warning lamp is displayed in the instrument panel and/or a message appears in the screen, accompanied by an audible signal. Contact a CITROËN dealer or a qualified workshop.
In fog or snow, the sunshine sensor may detect sufficient light. In this case, the lighting will not come on automatically. Do not cover the sunshine sensor, coupled with the rain sensor and located in the centre of the windscreen
behind the rear view mirror; the associated functions would no longer be controlled.
Exterior welcome lighting
The remote switching on of the lighting and side spotlamps makes your approach to the vehicle easier in poor light. It is activated depending on the light level detected by the sunshine sensor.
Switching on
Switching off
The exterior welcome lighting switches off automatically after a set time, when the ignition is switched on or on locking the vehicle.
Programming
 Press the open padlock on the remote control.
The dipped beam headlamps and the sidelamps come on, as well as the side spotlamps, located under the door mirrors; your vehicle is also unlocked.
The lighting duration is selected via the vehicle configuration menu.

Cornering lighting
With dipped or main beams, this function makes use of the beam from a front foglamp to illuminate the inside of a bend, when the vehicle speed is below 25 mph (approximately 40 km/h)
(urban driving, winding road, intersections, parking manouevres...).
Switching on
with cornering lighting
without cornering lighting
Switching off
The system does not operate: - below a cer tain angle of rotation of the steering wheel, - above 25 mph (40 km/h), - when reverse gear is engaged,
The system is activated by default.
Programming
The system is activated or deactivated in the vehicle configuration menu.
This function star ts: - when the corresponding direction indicator is switched on, or - from a cer tain angle of rotation of the steering wheel.