
Fig. 128 In the dash panel: vents
First read and observe the introductory information
and safety warnings The vents should be left open to ensure that the vehicle interior is sufficiently heated, ventilated and cooled.
, the vent is closed. Additional vents can be found in the instrument panel , in the footwells and in the rear area of the vehicle interior.

NOTICE
Information on the air conditioning system
Air recirculation modeDiesel particulate filter
First read and observe the introductory information
and safety warningsThe diesel particulate filter filters out soot particles
in the exhaust gas. The soot particles gather in the filter and are burnt under
high temperatures periodically (regeneration). Heat produced can
warm the engine.
...
A/C Service Station, Emptying
Caution
If it is suspected that chemicals were added to the
refrigerant circuit to seal leaks, do not connect the
A/C service station and do not extract the refrigerant.
...
Refrigerant Circuit Pipes and Hoses
Caution
Non-approved tools or materials such as leak sealing
additives can cause damage or malfunctions in the
system.
Only use tools and materials approved by the
manufactu ...