Volkswagen Touran Service Manual: A/C Service and Recycling Units

Pressure Gauge, Tests and Measurements

Indicators on pressure gauge 1 -  Temperature scale for refrigerant R134a CF3CH2F or CH2FCF3. 2 -  ...

Extraction System Group Classifications

At this time, A/C service units for extracting, cleaning and filling refrigerant for motor vehicle A/C systems are available from various manufacturers. ...

Other materials:

Volkswagen Touran Service Manual. Tire Wear, Center
This wear pattern is found on drive wheels on high-powered vehicles that often drive long stretches at high speed. At high speeds, the centrifugal force increases the tire diameter at the center of the tread more than at the shoulders of ...

Volkswagen Touran Service Manual. Working on Airbag System
  WARNING When working on the airbag system (pyrotechnic components, Airbag Control Module -J234-, wiring), the ground cable must be disconnected with the ignition switched on. ...