Pressure Relief Valve In Cap, Checking
WARNING: This page is about a different car, the 2015 Audi RS 5, 2014 Audi RS 5, and 2013 Audi RS 5. However, it is still accessible from the selected car via links, so may be relevant.
-- Position The Cooling System Tester:VAG1274B With The Cooling System Tester - Adapter:VAG1274/9 On The Cap.
-- Generate Pressure With Cooling System Tester Hand Pump.
- The Pressure Release Valve Must Open At 1.4 to 1.6 bar (20.30 to 23.20 psi) .
-- If Pressure Relief Valve Does Not Open As Specified, Replace Cap.