Pressure Relief Valve in Cap, Checking
WARNING: This page is about a different car, the 2020 Volkswagen Arteon and 2019 Volkswagen Arteon. However, it is still accessible from the selected car via links, so may be relevant.
-- Position the : VAG1274B with the : VAG1274/9 on the cap.
-- Generate pressure with the cooling system tester hand pump.
- The pressure release valve must open at 1.6 to 1.8 bar (23.2 to 26.1 psi).
-- If pressure relief valve does not open as specified, replace the cap.