This chapter contains information on the following subjects:
→ Warning lamp and coolant temperature display
→ Coolant specification→ Checking coolant level and refilling coolant
Never carry out any work on the engine coolant system if you are not familiar with the necessary procedures and if only unsuitable tools as well as incorrect operating equipment and fluids are available ! Have the work carried out by a qualified workshop if you are uncertain. Volkswagen recommends using a Volkswagen dealership for this purpose.
Serious injuries can be caused if work is carried out incorrectly.
Additional information and warnings:

WARNING
Coolant and coolant additives can pollute the environment. Spilt operating fluids must be collected and disposed of properly and with respect for the environment.
Coolant
Warning lamp and coolant temperature displayVolkswagen Touran Service Manual. Wheel, Balancing, Tire and Wheel Radial and Lateral Run-Out, Checking
Before beginning balancing, the following requirements must
be fulfilled.
The tire pressure must be OK.
The tire profile must not be worn on one side. The tire
profile must be at least 4 mm.
...
Volkswagen Touran Service Manual. Special Connector Systems
Note
If necessary, housing securing mechanisms (secondary locks)
must be released or removed using specified tool before
releasing the contacts. Refer to
→ Chapter "Secondary Lock".
...