air conditioning Citroen DS4 DAG 2010.5 1.G User Guide

Visibility
Interior mood lighting
The dimmed passenger compar tment lighting improves v isibility in the vehicle when the light is poor.
At night, the audio system and digital air conditioning illumination, together with the illumination of the central dashboard storage box, comes on automatically when the sidelamps are on.
The interior mood lighting switches off automatically when the sidelamps are switched off. It can be switched off manually by adjusting the instrument panel lighting dimmer button to one of the lowest settings.
On cer tain versions, three LEDs, located in the rail linking the rear view mirror to the roof come on as well.
Switching on Switching off

141Fittings
Illuminated glove
box
It has dedicated locations for storing a water bottle, the vehicle's handbook pack... Its lid has locations for storing a pen, a pair of glasses, tokens, maps, a cup...  To open the glove box, raise the handle. It is lit when the lid is opened. It houses the front passenger airbag deactivation switch A . If the vehicle is fitted with air conditioning, it provides access to the ventilation nozzle B ,
distributing the same conditioned air as the vents in the passenger compar tment.
Portable ashtray
 Pull the cover to open the ashtray.  To empty it, remove the ashtray by pulling it upwards.
To avoid any problem of inter ference or risk of over turning, do not place the ashtray near the gear lever.

Large multifunctional
storage unit
This storage unit is closed by a sliding shutter. It contains: - the USB por t and 12 V/auxiliary sockets 1 , - a retractable suppor t 2 to receive your mobile phone or por table device, - a space ventilated by a closeable nozzle 3 , to keep food and drinks fresh if the air conditioning is operating.
It is illuminated only when the sliding shutter is fully open. The sliding shutter can be par tly closed up to the level of the retractable suppor t, so as to keep the storage unit cool.

141Fittings
Illuminated glove
box
It has dedicated locations for storing a water bottle, the vehicle's handbook pack... Its lid has locations for storing a pen, a pair of glasses, tokens, maps, a cup...  To open the glove box, raise the handle. It is lit when the lid is opened. It houses the front passenger airbag deactivation switch A . If the vehicle is fitted with air conditioning, it provides access to the ventilation nozzle B ,
distributing the same conditioned air as the vents in the passenger compar tment.
Portable ashtray
 Pull the cover to open the ashtray.  To empty it, remove the ashtray by pulling it upwards.
To avoid any problem of inter ference or risk of over turning, do not place the ashtray near the gear lever.

Large multifunctional
storage unit
This storage unit is closed by a sliding shutter. It contains: - the USB por t and 12 V/auxiliary sockets 1 , - a retractable suppor t 2 to receive your mobile phone or por table device, - a space ventilated by a closeable nozzle 3 , to keep food and drinks fresh if the air conditioning is operating.
It is illuminated only when the sliding shutter is fully open. The sliding shutter can be par tly closed up to the level of the retractable suppor t, so as to keep the storage unit cool.

Checks
Battery Air filter and passenger compartment filter
Oil filter
Unless other wise indicated, check these components in accordance with the Maintenance and Warranty Guide and according to your engine. Other wise, have them checked by a CITROËN dealer or a qualified workshop.
The battery does not require any maintenance. However, check that the terminals are clean and correctly tightened, par ticularly in summer and winter. When carrying out work on the battery, refer to the "Practical information" section for details of the precautions to be taken before disconnecting the battery and following its reconnection.
Refer to the Maintenance and Warranty Guide for details of the replacement inter vals for these components. Depending on the environment (e.g. dusty atmosphere) and the use of the vehicle (e.g. city driving), replace them twice as often if necessar y (refer to the "Engines" section). A clogged passenger compar tment filter may have an adverse effect on the per formance of the air conditioning system and generate undesirable odours.
Replace the oil filter each time the engine oil is changed.
Refer to the Maintenance and Warranty Guide for details of the replacement inter val for this component.
The presence of this label, in par ticular with the Stop & Star t system, indicates the use of a specific 12 V lead-acid battery with special technology and specification, for which the involvement of a CITROËN dealer or a qualified workshop is required when replacing or
disconnecting the battery. Failure to obser ve this recommendation may shor ten the life of the battery.

265Practical information
Load reduction mode
System which manages the use of cer tain functions according to the level of charge remaining in the battery. When the vehicle is being driven, the load reduction function temporarily deactivates cer tain functions, such as the air conditioning,
the heated rear screen... The deactivated functions are reactivated automatically as soon as conditions permit.
Do not disconnect the terminals while the engine is running. Do not charge the batteries without disconnecting the terminals first. Do not push the vehicle to star t the engine if it is fitted with the 6 -speed electronic gearbox system.
Before disconnecting the battery
Wait 2 minutes after switching off the ignition before disconnecting the battery. Close the windows and the doors before disconnecting the battery.
Following reconnection of the battery
Following reconnection of the battery, switch on the ignition and wait 1 minute before star ting to permit initialisation of the electronic systems. However, if problems are encountered following this operation, contact a CITROËN dealer or a qualified workshop. Referring to the corresponding section, you must yourself reinitialise: - the remote control key, - the GPS satellite navigation system.

265Practical information
Load reduction mode
System which manages the use of cer tain functions according to the level of charge remaining in the battery. When the vehicle is being driven, the load reduction function temporarily deactivates cer tain functions, such as the air conditioning,
the heated rear screen... The deactivated functions are reactivated automatically as soon as conditions permit.
Do not disconnect the terminals while the engine is running. Do not charge the batteries without disconnecting the terminals first. Do not push the vehicle to star t the engine if it is fitted with the 6 -speed electronic gearbox system.
Before disconnecting the battery
Wait 2 minutes after switching off the ignition before disconnecting the battery. Close the windows and the doors before disconnecting the battery.
Following reconnection of the battery
Following reconnection of the battery, switch on the ignition and wait 1 minute before star ting to permit initialisation of the electronic systems. However, if problems are encountered following this operation, contact a CITROËN dealer or a qualified workshop. Referring to the corresponding section, you must yourself reinitialise: - the remote control key, - the GPS satellite navigation system.