Volkswagen Golf Service & Repair Manual: Retrofitting refrigerant circuit from R12 refrigerant to R134a refrigerant

Volkswagen Golf Service & Repair Manual / Air conditioning system with refrigerant R134a / Refrigerant circuit / Retrofitting refrigerant circuit from R12 refrigerant to R134a refrigerant

Chlorofluorocarbon (CFC) is no longer used as a refrigerant in the automotive sector.

R12Converting refrigerant circuits from refrigerant R12 to refrigerant R134a and repairing the converted circuits.

→ Repair manual for air conditioning systems with refrigerant R12 parts 2 and 3. This workshop manual is only available as a hard copy.

Important repair notes on air conditioning

Air conditioning systems designed for refrigerant R12 must not be charged with refrigerant R134a until specific conversion measures have been performed →& ...

Working with the air conditioner service station

Caution If there is evidence to suggest that chemical substances have been added in the vehicle to seal leaks, ...

Other materials:

Charge factor
There must be space both for liquid and vapour in a container. As the temperature rises, the liquid expands. The space occupied by the vapour becomes smaller. Eventually, there will only be liquid in the container. After that time, even a small increase ...

Assembly overview - tyre pressure sensor, tyre pressure sensor without valve
1 - Valve cap 2 - Nut Separate part of → Item. Specified torque → Anchor Renew after removing 3 - Washer Separate part of ...

Removing and installing speed sensor on rear axle -G44-/-G46-, vehicles with four-wheel drive
Note Removal and installation is described for the rear left speed sensor. Removal and installation of the rear right speed sensor is analogous. Removing – Raise vehicle. &nbs ...