BMW X3 (F25) Service & Repair Manual: Transmission case, oil sump

REMOVING AND INSTALLING/SEALING OR REPLACING TRANSMISSION OIL SUMP (GA8HP45Z)

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 renewed every time it is removed.

Necessary preliminary tasks:

• Remove rear UNDERBODY PROTECTION .

If applicable, remove retaining plates (2).

Remove oil drain plug (1).

Drain automatic transmission oil.

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.

Installation note: Insert new screws until screw heads make contact.

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

IMPORTANT: Aluminium screws/bolts must be replaced every time they are released.

Jointing torque and angle of rotation must be observed without fail (risk of damage).