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 functions if they are not actually needed.
See also:
Checking the coolant level
1. Do not open the hood until the engine has
cooled down.
2. Turn the expansion tank cap counterclockwise
slightly to allow any accumulated pressure
to escape; then continue turning to
open.
...
Preparation
1. Check whether the battery of the other vehicle
has a voltage of 12 volts and approximately
the same capacitance in Ah. This information
can be found on the battery.
2. Switch off the engine ...
Vehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equipment
is also described that is not available in a vehicle,
e ...