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24 11 011 Removing and installing/sealing or replacing transmission sump (GA6L45R)

WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2008 BMW 328xi, 2008 BMW 328i, 2008 BMW 323i, 2007 BMW 328xi, and 2007 BMW 328i. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Remove transmission sump only after it has cooled down.
After completion of work, check transmission fluid level.
Use only the approved transmission fluid.
Failure to comply with this requirement will result in serious damage to the automatic transmission!

Recycling: 

Catch and dispose of escaping transmission fluid.

Observe country-specific waste-disposal regulations.

Necessary preliminary tasks: 

Remove rear underbody protection.

Remove exhaust system bracket from transmission.

Remove oil drain plug (1).

Tightening torque: 24 11 6AZ.

Drain automatic transmission fluid.

Installation: 

Replace oil drain plug.

Fig 1: Identifying Oil Drain Plug
G04726112Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew all bolts.

Remove transmission sump (1).

Installation: 

Screw in bolts (1 to 17) in specified order until bolt heads make contact.

Tightening torque: 24 11 5AZ.

Fig 2: Transmission Oil Sump Bolts Tightening/Loosening Sequence
G04726113Courtesy of BMW OF NORTH AMERICA, INC.

Clean sump magnet (1) and check for metal filings/borings.

Remove gasket (2) from transmission sump.

Clean sealing faces and groove with a cloth.

Insert new gasket in transmission sump groove.

IMPORTANT: Do not degrease transmission sump with cleaning agent.
Fig 3: Identifying Transmission Sump From Gasket
G04726114Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

The gasket is correctly installed when it is engaged in the locating openings of the transmission sump.

Fig 4: Locating Openings Of Transmission Sump
G04726115Courtesy of BMW OF NORTH AMERICA, INC.