17 11 190 Removing and installing/replacing engine oil pipe for oil cooler

WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Risk of scalding! Only perform this repair work after engine has cooled down.

IMPORTANT: Wear protective gloves and safety goggles.

Engine oil escapes when the engine oil pipes are released. Catch and dispose of emerging engine oil. Observe country-specific waste disposal regulations.

Necessary preliminary tasks:

Remove fan cowl.

Release screw. Tightening torque 17 21 1AZ, see 17 21 ENGINE OIL COOLER . Detach engine oil pipe (1) from oil filter control housing. Catch and dispose of emerging oil.

Fig 1: Detach Engine Oil Pipe

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw. Tightening torque 17 21 2AZ, see 17 21 ENGINE OIL COOLER . Disconnect engine oil pipe (1) from engine oil cooler flange and remove. Catch and dispose of emerging oil.

Fig 2: Disconnect Engine Oil Pipe

Courtesy of BMW OF NORTH AMERICA, INC.

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.

Installation note: Replace all sealing rings of engine oil pipes!

Fig 3: Replace All 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.