See also:

Exterior
BMW says the front-end modifications for 2006 have been "executed with the utmost reserve and subtlety." In addition to the restyled hood, the 7 Series sedans have reshaped rocker panels ...

Switch off any functions that are 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 functio ...

Charging the battery
In the vehicle, only charge the battery via the terminals in the engine compartment, with the engine switched off. ...