Oil Level Sensor For ECM: Service and Repair

Replacing Level Switch For Engine Oil

Turn off ignition.
Release cap on main flow oil filter so that engine oil in oil filter can return to oil sump.
Open oil drain plug.
Drain engine oil.
These tasks are described in the section "BMW engine oil service incl. supplementary service".

Remove reinforcement plate.


CAUTION!
The section "Removing and installing reinforcement plate" contains important installation instructions.







Disconnect plug connection (1).
Release nuts (2).
Remove level switch (3).

Installation:
Clean sealing surface on oil sump and replace level switch seal.

Installation:
Resecure oil filter cap.

Tightening Torque, full flow oil filter cover.
M8 22 Nm
M10 33 Nm
M12 33 Nm
Screw on cover (all) 25 Nm

Fill system with engine oil.