Service Connection Measurements
WARNING: This page is about a different car, the 2024 Audi SQ7, 2024 Audi Q7, 2023 Audi SQ7, and 2023 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
- Valve insert -A- (there are different versions. Refer to the appropriate Electronic Parts Information).
- Service connection -B- (depending on the refrigerant, there are different versions on the high and low pressure side)
| Service Connection Measurements -B- | Refrigerant R134a Service Connection | Refrigerant R1234yf Service Connection | ||
|---|---|---|---|---|
| High-pressure side | Low-pressure side | High-pressure side | Low-pressure side | |
| Outer diameter -D1- | 16.0 mm | 13.0 mm | 17.0 mm | 14.0 mm |
| Outer diameter -D2- | 14.0 mm | 11.0 mm | 13.0 mm | 12.0 mm |
| Section -L1- | 4.6 mm | 6.15 mm | 9.0 mm | 4.75 mm |
| Section -L2- | 8.16 mm | 9.16 mm | 12.5 mm | 7.2 mm |
| Valve installation position (not actuated) -C- | 6.1 to 7.1 mm | 6.1 to 7.1 mm | 8.3 to 9.3 mm | 8.3 to 9.3 mm |