Releasing the refrigerant lines at the air conditioning compressor
WARNING: This page is about a different car, the 2025 BMW M4, 2024 BMW M4, 2023 BMW M4, 2022 BMW M4, and 2021 BMW M4. However, it is still accessible from the selected car via links, so may be relevant.
Precondition
All the negative battery cables are disconnected.
- Release nut (1) .
- Pull the positive battery cable (2) out and set it aside.
- Unlock plug connection (3)
and disconnect.CAUTION: Residual pressure in the heating and air conditioning system.
Injury hazard!- Wear safety goggles and protective gloves when disconnecting the refrigerant line.
- Close the refrigerant lines with seal plugs.
- Loosen screws (1) .
- Feed out the refrigerant lines (2) and set them aside.
- Close the refrigerant lines (1)
with commercially available seal plugs.
- Close the bores (1) and (2) with commercially available seal plugs.