
Fig. 21 Vehicle key: opening the battery case cover

Fig. 22 Vehicle key: removing the battery
First read and observe the introductory information
and safety warnings
Volkswagen recommends having the battery changed at a Volkswagen dealership or by a qualified workshop.
The battery is located on the rear side of the vehicle key underneath a cover.
Changing the battery

NOTICE
Dispose of discharged batteries in accordance with regulations governing the protection of the environment.
The battery in the vehicle key may contain perchlorate. Please comply with any legal requirements and regulations when handling and disposing of these batteries.
Indicator lamp in the vehicle key
Synchronising the vehicle keyCritical Point
Vehicle air conditioning systems make use of the
vaporization and condensation process. In this case, one works
with a substance which boils easily, designated as refrigerant.
The refrigerant employed is tetrafluoroethane R134a, which
bo ...
Handling wheels and tyres
Fig. 145 Diagram showing how to swap wheels
First read and observe the introductory information
and safety warningsThe tyres are the most used and most underestimated parts
of a vehicle. Tyres are very important as the narrow tyre surfaces are the only
contact between the vehicle and the ro ...
Physical Principles
The four known states of water also apply to air
conditioning system refrigerants.
1 -
gaseous (invisible)
2 -
vapor
3 -
fluid
4&nbs ...