24 11 015 Removing and installing/sealing or replacing transmission oil sump (GA8HP70Z) (N63 engine, model years 2013 through 2015)

WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2015 BMW Alpina B7L xDrive, 2015 BMW Alpina B7 xDrive, 2015 BMW 750i xDrive, 2015 BMW 750Li xDrive, and 2015 BMW 740Li 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 completing work, check TRANSMISSION OIL LEVEL .

Use only 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 renewed every time it is removed.

Necessary preliminary work:

Remove rear UNDERBODY PROTECTION .
Remove heat shields.

Remove oil drain plug (1).

Tightening torque 24 11 2AZ .

Drain automatic transmission oil.

Fig 1: Transmission Oil Drain Plug

Courtesy of BMW OF NORTH AMERICA, INC.

Recycling:

Catch and dispose of escaping transmission oil.

Observe country-specific waste disposal regulations.

Unscrew all bolts.

Remove and renew transmission oil sump.

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

NOTE: The transmission oil sump must be renewed every time it is removed.

Fig 2: Transmission Oil Sump Bolts Tightening/Loosening Sequence

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Insert new screws until screw heads make contact.

Tighten down screws in sequence 1...13 to specified torque.

Tightening torque 24 11 4AZ .

IMPORTANT: Aluminum screws/bolts must be replaced every time they are released.
Jointing torque and angle of rotation must be observed without fail (risk of damage) .