12 61 285 Removing and installing/replacing oil level sensor (M57TU, M57T2)

Necessary preliminary tasks:

Switch off ignition
Unfasten oil filter cap to enable engine oil in filter to flow back into the oil sump
Remove underbody panelling
If necessary, remove REINFORCING PLATE
Drain off engine oil

Disconnect plug connection (1).

Unscrew nuts (2).

Remove oil level sensor (3).

Installation note:

Clean sealing surface on oil sump.

Replace seal on oil level sensor.

Fig 1: Identifying Oil Level Switch, Nuts & Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Top up engine oil.

Screw on oil filter cover tightly.

Tightening torque: 11 42 2AZ .