This chapter contains information on the following subjects:
→ Warning lamp and coolant temperature display
→ Coolant specification
→ Checking the 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 ! The work should be 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 displayRefrigerant R134a Environmental Information
Vehicle air conditioning systems make use of the
vaporization and condensation process. In this case, one works
with a substance which boils easily, designated as refrigerant.
The refrigerant employed is tetrafluoroethane R134a, which
bo ...
Safety Precautions
Safety Precautions when Painting Vehicles with Electric Drive
Caution
Risk of damaging the battery cells at too high of
drying temperatures!
Observe the maximum drying time of 30 m ...
Positive and earth jump lead connection points
Fig. 190 In the engine
compartment: jump lead connection point, positive ⊕
First read and observe the introductory
information and safety warnings
The positive jump lead connection point is in the engine compartment. In
order to establish a suitable earth connection, screw towing eye into ...