This chapter contains information on the following subjects:
→ Fuel types
→ Petrol→ Diesel
→ Natural gas→ Information on fuel consumption
→ Fuel consumption→ CO emissions
The factory-fitted sticker on the inside of the tank flap indicates the correct fuel that is required for your individual vehicle.
Additional information and warnings:

WARNING
Fuel
Fuel typesVolkswagen Touran Service Manual. Run-Flat Tire, Seal Inside-Technology
The vehicle can be equipped with run-flat tires as an
option.
The Seal Inside technology is a system that allows the
vehicle to continue driving even if the tire has been punctured
by a nail or screw: a protective coating on the in ...
Volkswagen Touran Service Manual. Pressure and Boiling Point
The boiling point given in tables for a liquid is always
referenced to an atmospheric pressure of 1 bar (14.5 psi). If
the pressure acting on a fluid changes, its boiling point also
changes.
For example, water boils at a lower temperatur ...