Improvised Tools
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2022 Audi S5, 2022 Audi RS 5, 2021 Audi S5, 2021 Audi RS 5, and 2021 Audi A5 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
This list outlines the testers, tools and materials required for expert refrigerant circuit repair work.
Charging Hose with Connection for Workshop Compressed-Air System
A - Charging hose 5/8" - 18 UNF** (version with large inner diameter)
B - Connection for workshop compressed-air system ** (always use filter)
** Tools and materials, which are commercially available.