
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 keyBattery Charger -VAS5900- Device Description
WARNING
Risk of injury. Follow all Warnings and Safety
Precautions. Refer to
→ Chapter „Warnings and Safety Precautions“.
WARNING ...
Tire Pressure Sensor and Metal Valve, Removing and Installing
Special tools and workshop equipment
required
Torque Wrench 1410 -VAG1410- and Torque Wrench 1331 5-50Nm
-VAG1331-
–
Place metal valve with rubber seal through rim from inside.
...
Refrigerant Circuit with Expansion Valve
A-Low pressure side of refrigerant circuit.
B-High pressure side of refrigerant circuit.
Component
Aggregate State of Refrigerant
Pressure bar (psi) Positive Pressure
Temperature
...