12 61 285 Removing and installing/renewing oil level sensor for engine oil (N55)

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IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION) .

Necessary preliminary work:

Switch off ignition.
Remove rear REAR UNDERBODY PROTECTION .
Drain ENGINE OIL .
AWD vehicles only: Remove STIFFENING PLATE .

Unlock connector (1) and remove.

Unscrew nuts (2).

Tightening torque 12 61 2AZ .

Remove oil level sensor (3).

Installation note:

Clean sealing surface on oil sump.

Replace seal on oil level sensor.

An excessively low torque value will result in oil leaks.

An excessively high torque value will result in damage to the oil level sensor.

Top up engine oil.

Fig 1: Identifying Oil Level Sensor, Connector And Nuts

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Check stored fault message.
Clear diagnostic fault entries from fault memory.