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
Necessary preliminary tasks:
Remove rest side section.
Disengage cover in marked area from rest side section.
Fig. 150: Identifying Cover Marked Area
REMOVING AND INSTALLING/REPLACING LEFT OR RIGHT REAR SEAT (FOR 3RD
SEAT ROW)
Right rear seat is removed in the same way as the left rear seat depi
The N54 and N52KP meet ULEV II requirements for 2007. There are not many
changes to the emission
systems on these engines. The N54 engine has 2 underbody catalysts in addition
to the "near engine" catalysts
already in use from the N52.
The N51 engine, however, is a SULEV II compliant engine which