Removing and installing/replacing oil pressure switch (S55 engine)

Carry out this repair only when the engine has cooled down.

Recycling: 

Catch and dispose of emerging engine oil.

Observe country-specific waste disposal regulations.

Necessary preliminary work: 

• Switch off ignition.
• Remove ACOUSTIC COVER .

Removal: 

Unlock connector (1) and pull off.

Release and remove oil pressure switch (2).

Catch and dispose of emerging engine oil.

Courtesy of BMW OF NORTH AMERICA, INC.

Preparation for installation: 

Check sealing ring of oil pressure switch and replace if necessary.

Installation: 

Install and tighten oil pressure switch (2).

Tightening torque 12 61 1AZ .

Attach connector (1).

Connector (1) must engage audibly.

Courtesy of BMW OF NORTH AMERICA, INC.

Required reworking: 

• Install the ACOUSTIC COVER .
• Check engine oil level, top up if necessary.