Checking Antifreeze In Coolant

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Check antifreeze content.
Check antifreeze content using antifreeze tester -1- .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Example of antifreeze tester

If it is below -35°C, correct the antifreeze content by increasing the proportion of pure coolant accordingly.

Close the maintenance flap.

Measured antifreeze protection in °C	Antifreeze quantity to be added (in litres)
- 5	9
- 10	8.5
- 15	7.5
- 20	7
- 25	5
- 30	3.5
- 35	1.5