Necessary preliminary tasks

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Remove FAN COWL .

Release screw.

Tightening torque 17 21 1AZ .

Detach engine oil pipe (1) from oil filter control housing.

Catch and dispose of emerging oil.

Fig 1: Identifying Engine Oil Pipe At Oil Filter Control Housing

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw.

Tightening torque 17 21 2AZ .

Disconnect engine oil pipe (1) from engine oil cooler flange and remove.

Catch and dispose of emerging oil.

IMPORTANT: When tightening down the bolt, use suitable means/equipment to prevent the flange from twisting.
Twisting of the flange can lead to contact with the front panel! This in turn results in vibration noises and corrosion damage.

Fig 2: Identifying Engine Oil Pipe At Engine Oil Cooler Flange

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Replace all sealing rings of engine oil pipes!

Fig 3: Locating Sealing Rings Of Engine Oil Pipes

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: After completing the repair work check oil level; top up if necessary.