Checking Coolant Reservoir For Leaks

WARNING: This page is about a different car, the 2021 Porsche Macan, 2020 Porsche Macan, and 2019 Porsche Macan. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Hot fluid

Danger of scalding
1. → Avoid contact with hot fluid.
2. → Wear personal protective gear.

Unscrew coolant reservoir cap -1- carefully.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Coolant reservoir cap
Check coolant reservoir cap.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Tester on coolant reservoir cap
1. 2.1 Fit > V.A.G 1274B - cooling system tester with > V.A.G 1274B/15 - adapter for cooling system tester on coolant reservoir cap.
2. 2.2 Use > V.A.G 1274B - cooling system tester to create overpressure of about 2 bar.
3. 2.3 Check the pressure:
  The overpressure must drop to 1.8 to 1.6 bar and stay at this level.
4. 2.4 If the overpressure does not behave as described:
  Replace coolant reservoir cap.
Tighten coolant reservoir cap -1- .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Coolant reservoir cap