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

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2019 MINI Cooper, 2018 MINI Cooper, 2017 MINI Cooper, 2016 MINI Cooper, and 2015 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.

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

Necessary preliminary tasks:

Remove FAN COWL .

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:

Check engine oil level, top up if necessary.