12 61 285 Removing and installing/replacing oil level sensor for engine oil (S55)

Attention! 

Read and comply with NOTES ON PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION) .

Necessary preliminary work: 

• Switch off ignition.
• Remove STIFFENING PLATE
• Drain ENGINE OIL .

Removal: 

Unlock connector (1) and pull off.

Unfasten screws (2).

Remove oil level sensor (3).

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Preparation for installation: 

Check sealing ring (1) for damage. Replace damaged sealing ring (1).

On installation, coat sealing ring with suitable lubricant.

Clean sealing surface on oil sump.

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Installation: 

Install oil-level sensor (3).

Replace screws (2).

Parts:  screws.

Tighten down screws (2).

Adhere to tightening specifications and Tightening torque: under all circumstances  .

Tightening torque: 12 61 2AZ .

Attach connector (1).

Connector (1) must engage audibly.

Courtesy of BMW OF NORTH AMERICA, INC.

Required reworking: 

• Top up ENGINE OIL .
• Check the oil-level sensor for tightness.
• Install STIFFENING PLATE .