Oil Line: Service and Repair

17 22 080 Removing and installing/replacing feed and return lines for engine oil cooler (N74)





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





Important!
Wear protective gloves and safety goggles.

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 line is released.

Catch and dispose of emerging engine oil.

Observe country-specific waste disposal regulations.





Necessary preliminary work:
^ Remove left and right wheel arch panel, front section
^ Remove front underbody protection
^ Remove right intake silencer housing
^ Remove right-hand intake port
^ Remove fan cowl





Release screw (1).

Tightening torque 17 22 4AZ.

Release screw (2).

Tightening torque 17 22 5AZ.

Remove oil lines from oil filter control housing and oil sump.

Catch and dispose of emerging oil.

Installation note:
Replace all sealing rings on oil lines.





Release screw (1).

Release engine oil lines from holder.





Unlock engine oil lines (1) and pull off.

Catch and dispose of emerging oil.





Unlock oil lines (1) and pull off them off the engine oil cooler, right.

Release screw (2).

Release engine oil lines from holder.

Feed out oil lines and remove.

Catch and dispose of emerging oil.





Release screws (1).

Release engine oil lines on the front axle.





Unlock oil lines (1) and pull off them off the engine oil cooler, left.

Release screw (2).

Release engine oil lines from holder.

Feed out oil lines and remove.

Catch and dispose of emerging oil.





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

Check oil lines for leaks.