Audi S5 A5 owners manual page 194

text version of content this owner's manual page from owners manual to the vehicle Audi S5, year of production 2007:

document_0900452a81793dcc.book Seite 192 Mittwoch, 21. März 2007 5:42 17 192 Intelligent technology The main functions incorporated in the power management system WARNING are battery diagnosis, residual current management and dynamic • Even with four-wheel drive, you should always adjust your power management. speed to suit the conditions. Do not let the extra safety provided Battery diagnosis tempt you into taking any risks when driving – this can cause acci-The battery diagnosis function constantly registers the condition of dents. the battery. Sensors dete ct the battery voltage, battery current and • The braking ability of yo ur car is limited by the grip of the tyres. battery temperature. This enables the system to calculate the In this respect, your car is no different from a car without four-current power level and charge condition of the battery. wheel drive. So do not be tempted to drive too fast on icy or slip- pery roads just because the car still has good acceleration in these Residual current management conditions (accident risk). The residual current management reduces power consumption • On wet roads bear in mind that the front wheels may start to while the vehicle is parked. It controls the supply of power to the “aquaplane” and lose contact with the road if the car is driven too various electrical components while the ignition is switched off. The fast. If this should happen, there will be no sudden increase in system takes the battery diagnosis data into consideration. engine speed to warn the driver, as with a fron t-wheel drive car. So Depending on the power level of the battery, the individual electrical do not drive too fast in the wet: adjust your speed to suit the components are switched off one after the other to prevent the conditions (accident risk). battery from losing too much charge and to ensure that the engine can be started reliably. Power management Dynamic power management While the vehicle is moving, this function distributes the available This system helps to ensure reliable starting power to the various electrical components and systems according The power management controls the distribution of elec-to their requirements. The power management ensures that on- trical energy and thus helps to ensure that there is always board systems do not consume more electrical power than the alternator can supply, and thus maintains the maximum possible enough power available to start the engine. battery power level. If a vehicle with a conventional electrical system is left parked for a long time, the battery will gradually lose its charge because certain Note electrical equipment (such as the immobiliser) continues to draw • The power management system is not able to overcome the current even when the ignition is off. In some cases there may not given physical limits. Please remember that the power and life of be enough power available to start the engine. the battery are limited. Your vehicle is equipped with an intelligent power management • A warning message will appear ⇒ page 193, “Driver message in system to control the distribution of electrical energy. This signifi-the instrument cluster display” if the battery power has dropped to cantly improves reliability when starting the engine, and also a level where reliable starting is impaired. prolongs the life of the battery.

owners manual Audi S5

owners manual Audi S5 - year of production: 2007 - Audi S5 A5 owners manual EN