Cooling System, Checking For Leaks: Notes
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2017 Audi Q5, 2016 Audi Q5, 2015 Audi Q5, 2014 Audi Q5, and 2013 Audi Q5. However, it is still accessible from the selected car via links, so may be relevant.
Special tools and workshop equipment required
- Cooling System Tester VAG1274B
- Cooling System Tester - Adapter VAG1274/8
- Cooling System Tester - AdapterV.A.G 1274/9
Procedure
- 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.
-- Open the coolant reservoir cap.
-- Position the Cooling System Tester VAG1274B with the Cooling System Tester - Adapter VAG1274/8 on the coolant reservoir.
-- Generate a positive pressure of approximately 1.0 bar (14.5 psi) using hand pump of cooling system tester.
-- If pressure decreases, search for leaking areas and repair the malfunction.