See also:

Functional requirements
There are no external sources of interference nearby. To lock the vehicle, the remote control must be located outside of the vehicle. The next unlocking and locking cycle is not possib ...

Exterior
Sharing its platform with the recently redesigned 7 Series, the 5 Series' wheelbase has been extended about 3 inches. It now leads its class, BMW says. Up front, the car's signature kidney grilles ...

Switch off any functions thatare not currently needed
Functions such as seat heating and the rear window defroster require a lot of energy and consume additional fuel, especially in city and stopand- go traffic. Therefore, switch off these function ...