Cooling System, Checking For Leaks: Notes

WARNING: This page is about a different car, the 2025 Audi S3 and 2025 Audi A3 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Cooling System Tester :V.A.G 1274B

Fig 1: Cooling System Tester VAG1274B
Courtesy of AUDI OF AMERICA, LLC
Cooling System Tester - Adapter :V.A.G 1274/8

Fig 2: Identifying Cooling System Tester Adapter
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Cooling System Tester - Adapter :V.A.G 1274/9

Fig 3: Cooling System Tester - Adapter VAG1274/9
Courtesy of AUDI OF AMERICA, LLC