See also:

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

Oil types for refilling
Notes No oil additives Oil additives may lead to engine damage. Viscosity grades for engine oils When selecting an engine oil, ensure that the engine oil belongs to one of the viscosity grad ...

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 ...