Audi A4 B8 owners manual page 103

text version of content this owner's manual page from owners manual to the vehicle Audi A4, year of production 2008 - 2015:

document_0900452a81b1b9de.book Seite 101 Donnerstag, 26. Juli 2007 9:16 09 Heating and cooling 101 Applies to vehicles: with diesel engine If the humidity and temperature outside the vehicle are high, Supplementary heater condensation can drip off the evaporator in the air cooling system and form a pool underneath the vehicle. This is normal and does not – Set the Supplementary heater to auto or off. indicate a leak. If the outside temperature is low, the blower normally only switches Models with a diesel engine are equipped with a supplementary to a higher speed once the coolan t has warmed up sufficiently (this heater to help warm up the interior more quickly. At outside temper-does not apply to the defrost setting). atures below about +5 °C the supplementary heater is switched on In order to achieve maximum engine power, the air conditioner (and off) automatically when the engine is running, depending on compressor is temporarily switched off when pulling away from a the coolant temperature, the temperature in the vehicle interior and standstill with full throttle. the temperature the heater is set to. The compressor also switches off if the coolant temperature is excessively high, to ensure adequate engine cooling under extreme Deluxe automatic air conditioner plus loads. Applies to vehicles: with deluxe automatic air conditioner plusPollution filter Description The pollution filter (a combined particle filter and activated charcoal filter) serves as a barrier against impurities in the outside air, The air conditioner is designed to keep the passenger including dust and pollen, and against unpleasant smells. The air is compartment at the temperature you find most comfort- also filtered when the air recirculation mode is activated. able at all times of the year. For the air conditioner to work with maximum efficiency, the pollu- The air conditioner provides heatin g and ventilation and also cools tion filter element must be replaced at the intervals specified in the and dehumidifies the air inside the vehicle. Service Schedule. The air conditioner is fully automatic, and will maintain the desired If the vehicle is driven in areas with a high level of air pollution and temperature at a constant level. To achieve this, the temperature of the filter is no longer fully effective, it may be necessary to change the air supplied to the interior, the blower speed (volume of air the filter element more frequently. delivery) and the air distribution are regulated automatically. The Key-coded settings system also allows for the effect of strong sunlight, so there is no The currently selected air conditioner settings are automatically need for manual adjustment. For these reasons it is advisable to use stored and assigned to the remote control key. the automatic mode for the comfort of all the passengers in virtually all conditions throughout the year ⇒ page 103. Power management Please note: To prevent the battery from becoming discharged and to maintain The humidity of the air is automatically reduced when the system the necessary power level, the system will temporarily shut off the cools the interior of the vehicle. This helps to prevent condensation electrical components that are using a lot of power, or reduce the on the windows. current they are consuming ⇒ page 226. Heating systems in partic- ular use a large amount of electrical power. If you notice, for Controls Safety Driving tips General maintenance Self-help Technical data

owners manual Audi A4

owners manual Audi A4 - year of production: 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 - Audi A4 B8 owners manual EN