Remove the engine guard.
![](https://motoinstruction.ru/img/bmw/10/117048.jpg)
Disconnect side-stand switch plug (1) and unclip the plug.
Disconnect plug of oxygen sensor.
Remove lower section.
![](https://motoinstruction.ru/img/bmw/10/117049.jpg)
Cut the cable ties at the lower section (arrows).
Remove retaining ring (2).
Lift switch (3).
Disconnect plug of switch (3).
Installation is the reverse of the removal procedure.
Tightening torques:
- Lower section to engine shell: 21 Nm
- Lower section to main frame: 21 Nm
- Engine guard to frame: 9 Nm