Volkswagen Golf Service & Repair Manual: Bonnet. flaps.cab. central loking

Removing and installing plenum chamber cover

Removing   Note The removal and installation procedures for the plenum chamber covers may have to be modified slightly depending on model variants. ...

Bonnet

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Other materials:

Removing and installing tyre pressure sensor, Siemens tyre pressure monitoring system
  WARNING After tyre sealant has been used, the tyre pressure sensor of the respective wheel must be renewed. The Siemens system does not have a micro-encapsulated bolt. ...

Removing and installing fuel line for auxiliary/supplementary heater
Removing –  Observe safety precautions → Chapter. –  Observe rules for cleanliness → Chapter. –  Fuel tank must not be more than 3/4 ...

O-ring
These O-rings seal the joints between the individual components of the refrigerant circuit. Use only seals that are resistant to refrigerant R134a and its associated refrigerant oils. This is assured by using genuine replacement parts. ...