Remove exhaust system
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2023 BMW M5, 2022 BMW M5, 2021 BMW M5, 2020 BMW M5, and 2019 BMW M5. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Hot exhaust system
.
Risk of burning!
Risk of burning!
- Any work must exclusively be carried out with an exhaust system that has cooled down.
NOTE:
TECHNICAL INFORMATION
Mount the exhaust system in a de-energized state, following the tightening sequence from the rear silencer towards the exhaust manifold.
Mount the exhaust system in a de-energized state, following the tightening sequence from the rear silencer towards the exhaust manifold.
Preliminary work
- Refer to REMOVING THE REAR DIFFUSER .
- Removing the undershield on the left fuel tank.
- Loosen screws (1).
- Loosen screws (2).
- Remove the undershield (1) at the fuel tank on the left.
- Refer to REMOVING UNDERSHIELD ON THE FUEL TANK ON THE RIGHT .
- Refer to REMOVING REINFORCEMENT STRUT .
- Refer to REMOVING REAR TUNNEL CONNECTING SUPPORT .
- Refer to REMOVING THE AIR GUIDE PLATE .
- Unlock connector (1).
- Disconnect the connector (1) of the exhaust flap (2).
- Unlock connector (1).
- Disconnect the connector (1) of the exhaust flap (2).
- Use a suitable jack to secure the exhaust system (1) from falling down. If the exhaust system is drained while under tension, there is the risk that the retaining bolts (2) will break.
- Loosen nuts (1).
- Loosen screw (1).
- Lower the exhaust system holder (2).
NOTE:
The following step(s) must be performed if the listed component(s) is/are installed.
- Loosen screw (1).
NOTE:
The following step(s) must be performed if the listed component(s) is/are installed.
- Lay ground strap to one side.
- Loosen screw (3).
- Lower the exhaust system holder (2).
- Version with temperature sensors:
- Release the temperature sensors upstream of gasoline particulate filter (2).
- Release the temperature sensors downstream of gasoline particulate filter (1).
- Execution with RDE2:
Unclip connector (3) from the holder.
- Unlock plug connection (2) and disconnect.
- Unclip oxygen sensor cable (1) from the clamps.
- Unclip connector (3) from the holder.
- Unlock plug connection (2) and disconnect.
- Unclip oxygen sensor cable (1) from the clamps.
- Loosen union nut (3).
- Unclip the pressure line (2) from the holder (1).
- Loosen union nut (3).
- Unclip the pressure line (2) from the holder (1).
- Release nut (1).
- Release nuts (2).
- Release nut (1).
- Release nuts (2).
- Remove the exhaust system backwards.
- Execution without RDE2:
Release nuts 1.
- Slide the circlip (2) towards the rear.
- Remove the exhaust system backwards.