24 11 170 Replacing transmission breather

WARNING: This page is about a different car, the 2016 MINI Cooper Paceman, 2015 MINI Cooper Paceman, 2014 MINI Cooper Paceman, and 2013 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT:

Check breather for completeness after removal.
Broken-off breather retaining lugs will result in serious damage to and failure of the automatic transmission.

Necessary preliminary work:

Remove RUBBER MOUNTS for gearbox mounting.

Remove hose from holder (1).

Lever breather (2) out of transmission housing with a suitable tool.

Fig 1: Identifying Holder And Breather

Courtesy of BMW OF NORTH AMERICA, INC.

Check breather for completeness.

Retaining lugs (1) must not be broken off and be left behind in the transmission.

Fig 2: Identifying Retaining Lugs

Courtesy of BMW OF NORTH AMERICA, INC.