Oil Cooler: Service and Repair

17 11 150 Removing and installing/replacing engine oil cooler (N54, N63)





Necessary preliminary tasks:
^ Remove front right wheel arch trim.





Warning!
Danger of scalding!
Only perform this work after engine has cooled down.

Important!
Wear protective goggles and gloves.








Important!
Adhere to conditions of absolute cleanliness when working on the engine oil circuit.
When removing engine oil lines and engine oil cooler, seal off all openings with suitable plugs.
To avoid engine damage, do not allow any dirt particles to get into the engine oil circuit.





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

Release screw (1).





On N54 release retainer.

Tightening torque 17 22 6AZ.

Release screw (2).

Tightening torque 17 22 8AZ.

Unlock oil lines (3) and detach from engine oil cooler flange.

Seal off engine oil cooler flange and engine oil lines.

Catch and dispose of emerging oil.

Remove engine oil cooler (4).





Note:
After completing work, check engine oil level and top up engine oil if necessary.