
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 keyImprovised Tools
Note
This list outlines the testers, tools and materials required
for expert refrigerant circuit repair work.
Caution
Non-approved tools or materials such as leak sealing
additiv ...
Magnetic Clutch High Pressure Switch -F118
Note
For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit.
Refer to
→ Rep. Gr.87.
...
Special Tools
Special tools and workshop equipment
required
Battery Charger -VAS5903-
Battery Tester -VAS6161-
...