Cooling System, Checking For Leaks: Procedure
WARNING: This page is about a different car, the 2010 Audi A5, 2009 Audi A5, and 2008 Audi A5. However, it is still accessible from the selected car via links, so may be relevant.
- Engine at operating temperature.
WARNING:
Risk Of Scalding Due To Hot Steam And Hot Coolant.
- The coolant system is under pressure when the engine is warm.
- Reduce pressure by covering coolant reservoir cap with a cloth and carefully opening.