11 31 090 Remove and install/replace chain tensioner piston: Notes

WARNING: This page is about a different car, the 2018 BMW 340i, 2017 BMW 340i, and 2016 BMW 340i. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Hot surfaces.
Risk of burning!

Perform all work only on components that have cooled down.

Preliminary work

Refer to REMOVING INTAKE SILENCER HOUSING
Refer to REMOVING THE REAR UNDERBODY PROTECTION

Remove the support for the underbody protection

Remove screws (arrows).

Remove the support (1).

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work

Install the support for the underbody protection. Tightening torque: 3Nm.
Install underbody protection at rear
Refer to INSTALLING INTAKE SILENCER HOUSING