New Beetle L5-2.5L (BPR) (2007)
Coolant: Service and Repair
03 - Service Procedures
Cooling System, Checking Freeze Protection and Coolant Level
‹› Only G12 conforming to TL VW 774 F my be used as an additive. It can be recognized by the purple color.
‹› G 12 purple (according to TL VW 774 F) can be mixed with the previous coolant additives G 11 and G 12 (red).
‹› G 12 purple (according to TL VW 774 F) may be mixed with previous coolant additive G 12 red.
G 12 and coolant additives marked "In accordance with TL VW 774 F" prevent freezing and corrosion damage, scaling and also raise the boiling
point of the coolant. For these reasons, the cooling system must be filled with radiator freeze and corrosion protection fluid all year round.
Checking freeze protection and adding coolant additive if necessary.
‹› Coolant Level, Checking and Filling
Freeze Protection, Checking and Adding Coolant Additive
Special tools, testers and auxiliary items required
‹› Refractometer (T10007)
‹› Read the bright/ark boundary to obtain an accurate reading for the following tests. Place a drop of water on the glass to improve the readability of
the bright/dark boundary. The bright/dark boundary can be clearly recognized on the "WATERLINE".
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Check the concentration of the coolant additive using refractometer (T10007) (operating instructions).
The scale - 1 - of the refractometer is designed for coolant additives -G 12- and -G 11-.