First read and observe the introductory information
and safety warnings 
The immobilizer helps to prevent the engine from being started and driven with an unauthorised vehicle key.
There is a chip in the key. It automatically deactivates the immobilizer when the vehicle key is inserted into the ignition lock.
The electronic immobilizer is automatically activated when the vehicle key is removed from the ignition lock.
The engine can only be started using a genuine Volkswagen vehicle key with the correct code. Coded vehicle keys are available from a Volkswagen dealership   .
If a non-authorised vehicle key has been used, the display in the instrument cluster will show Immobilizer active!. The vehicle cannot be used if this occurs.
The vehicle cannot be operated properly if you do not have a genuine Volkswagen key.
Severely Discharged Batteries
WARNING
Risk of injury. Follow all Warnings and Safety
Precautions. Refer to
→ Chapter „Warnings and Safety Precautions“.
For a battery to be indicated as †...
Refrigerant in A/C Service station Container, Filling
Caution
If it is suspected that chemicals were added to the
refrigerant circuit to seal leaks, do not connect the
A/C service station and do not extract the refrigerant.
...
Controls for the air conditioning system
Fig. 125 In the centre console: air conditioning
controls (manual)
Fig. 126 In the centre console: Climatronic
controls
First read and observe the introductory information
and safety warnings Press the corresponding button to switch
a function on or off. When a function is switched on, ...