Air quality
General information
The air quality in the interior is improved by the
following components:
Emission tested passenger compartment.
Interior filter.
Air conditioning system to control
AUTO program
Principle
The AUTO program cools, ventilates or heats
the car's interior automatically.
The air distribution and the temperature are controlled
automatically depending on the interior
tem
Principle
The air flow directions can be adjusted individually
for direct or indirect ventilation.
Setting the ventilation
General information
Open the air vents and position them to ensure
effective
Although, the N54 engine has an all aluminum crankcase, many of the bolts are
still aluminum as on the N52.
This is to reduce any potential confusion between steel and aluminum bolts.
Some bolts, for example, are steel
such as the cylinder head cover bolts. This is possible, due to the plastic
cy
WARNING: Danger of poisoning if oil is ingested/absorbed through the
skin!
Risk of injury if oil comes into contact with eyes and skin!
Scalding hazard!
This work may only be carried out on an exhaust system which has
cooled down.
IMPORTANT: Adhere to the utmost cleanliness. Do not allow any dirt