
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 modePressure Gauge, Tests and Measurements
Indicators on pressure gauge
1 -
Temperature scale for refrigerant R134a CF3–CH2F or
CH2F–CF3.
2 -
Pressure scale
The pressure gauge may have one or more temperature s ...
Cracking
Cracking is the term for shallow cracks in the sidewall of
the tire.
They run starting from the bulge in the direction of the
tire shoulder. See Illustration for the mentioned components.
Refer to
→ Fig. „“Components ...
4-Pin Heated Oxygen Sensor (HO2S), Removing and Installing
Note
Do not repair the heated oxygen sensor wires. Repairing may
result in malfunctions.
Use the faulty sensor as a guide for installing all of the
accompanying attachments, cable ties or marking bands.
...