Communication Window On The Windscreen; Fluids In The Air Conditioning System; Radio Reception And Aerial - Volkswagen Jetta VS5 2023 Owner's Manual

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Communication window on
the windscreen
Fig. 158 Communication window on the wind-
screen (blue area) (illustration)
There is a communication window (blue area) lo-
cated beside the interior mirror base on the
windscreen. The communication window allows
for the reception of electronic signals from exter-
nal components.
You can securely insert a chip card into the com-
munication window (blue area) beside the interi-
or mirror base
Fig.
158.
Avoid covering the window area of the chip card
or placing labels on the chip card. This may dis-
rupt the reception of electronic signals and hin-
der the proper functioning of related electronic
components.
Fluids in the air conditioning
system
Refrigerant in the air conditioning system
The sticker in the engine compartment contains
information regarding the type and quantity of
refrigerant used in the vehicle's air conditioning
system. The sticker is located at the front of the
engine compartment, close to the refrigerant fill-
er neck.
Symbols and descriptions:
Warning: the air conditioning system must
always be serviced by trained specialists.
Type of refrigerant.
Type of refrigerant oil.
See workshop information (available only
for Volkswagen dealerships).
The air conditioning system must always
be serviced by trained specialists.
Flammable refrigerant.
Make sure you dispose of all components
correctly and never install components
taken from older vehicles or recycling fa-
cilities into the vehicle.
Refrigerant oil in the air conditioning system
The air conditioning system is filled with a refrig-
erant oil. For the type and amount of refrigerant
oil used, please consult the Volkswagen dealer-
ships.
WARNING
To ensure safe and reliable operation, have the
air conditioning system serviced only by suita-
bly qualified personnel.
NOTICE
● Never have repairs on the evaporator carried
out with replacement parts from end-of-life
vehicles or from recycling.
● Never have replacements on the evaporator
carried out with replacement parts from end-
of-life vehicles or from recycling.

Radio reception and aerial

The original radio aerial of this vehicle may be in-
stalled in the following location inside the vehi-
cle:
– Inner side of the rear window, fitted with the
rear window heater.
The fine metal wire on the inner side of the win-
dow glass serves as the aerial.
NOTICE
Avoid using corrosive or acidic cleaning agents or
any chemical materials to clean the windows or
using hard objects to scratch the windows. This
may damage the aerial on the window.
● Do not use tape or labels to secure the win-
dow-type aerial, for example the area of the
rear window glass.
● Never use corrosive or acidic cleaning agents
or other chemical materials to clean the aerial.
Customer information
219

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