12 61 280 Removing and installing/replacing the oil pressure switch (B36, B38, B46, B48)

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

Necessary preliminary tasks:

Removal:

The oil pressure switch is located beneath the high pressure pump.

IMPORTANT:

A small amount of engine oil emerges when oil pressure switch is removed.

Have a cleaning cloth ready.

Catch and dispose of engine oil.

Unlock connector (1) and pull off.

Fig 1: Oil Pressure Switch And Connector

Courtesy of BMW OF NORTH AMERICA, INC.

Release and remove oil pressure switch (2).

Installation:

Replace sealing ring.

Part: Sealing ring

Install and tighten oil pressure switch (2).

Tightening torque 12 61 2AZ .

Attach connector (1).

Connector (1) must engage audibly.

Fig 2: Oil Pressure Switch And Connector

Courtesy of BMW OF NORTH AMERICA, INC.

Required follow-up work: