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Home >> Volkswagen >> 2021 >> Jetta R-Line, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 84 (Maintenance System (General Information)) >> Maintenance >> Procedure Descriptions >> Cooling System, Checking Freeze Protection And Coolant Level >> Mixture Ratio
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Mixture Ratio

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CAUTION:

Use distilled water for mixing. Tap or well water do not have the necessary quality to assure the functionality of the coolant.

Freeze protection to Coolant Additive Ratio Water (1)
-25 °C (-13 °F) approximately 40 % approximately 60 %
-35 °C (-31 °F) approximately 50 % approximately 50 %
-40 °C (-40 °F) approximately 60 % approximately 40 %
(1) Use distilled water only.