24 11 105 Removing and installing/sealing or replacing transmission oil sump (GA8HP50Z)

WARNING: This page is about a different car, the 2018 BMW 330i xDrive and 2017 BMW 330i xDrive. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT:

Do not let skin come in contact with transmission oil and do not inhale fuel vapors.
Wear protective gloves.
Ensure adequate ventilation.

IMPORTANT: Remove transmission oil sump only after it has cooled down.
After completion of repair work, check TRANSMISSION OIL LEVEL .
Use only the APPROVED TRANSMISSION OIL .
Failure to comply with this requirement will result in serious damage to the automatic transmission.

Installation note:

The transmission oil sump must be replaced every time it is removed.

Necessary preliminary tasks:

Remove REAR UNDERBODY PROTECTION

Removal:

Remove oil drain plug (1).

Drain automatic transmission oil.

Courtesy of BMW OF NORTH AMERICA, INC.

Recycling:

Catch and dispose of escaping transmission oil.

Observe country-specific waste disposal regulations.

Fig 1: Transmission Oil Sump Bolts Loosening Sequence

Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew all bolts.

Remove transmission oil sump.

Preparation for installation:

Replace transmission oil sump.

Clean the contact surface of the transmission oil sump on the transmission.

Installation:

Fig 2: Transmission Oil Sump Bolts Tightening Sequence

Courtesy of BMW OF NORTH AMERICA, INC.

Parts: Replace oil filler plug, transmission oil sump and screws.

Clean the contact surface of the transmission oil sump on the transmission.

Insert new screws until screw heads make contact.

Tighten down screws in sequence 1...13 to specified torque and angle of rotation.

Tightening torque 24 11 4AZ .

Required follow-up work:

Install REAR UNDERBODY PROTECTION
Adjust TRANSMISSION OIL LEVEL .