11 40 000 Checking Engine Oil Pressure

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

11 4 050
13 3 061
13 3 063
13 6 051
13 6 054

NOTE: To check the engine oil pressure, the oil pressure switch must be removed and the special tools installed and connected.

NOTE: A small amount of oil will emerge when the oil pressure switch is removed. Have a cleaning cloth ready.

Make sure no oil runs onto belt drive.

Remove any remnants of oil immediately with cleaning cloth.

Remove oil pressure switch.

Installation:

Tightening torque. See ENGINE - TIGHTENING TORQUES -- ALPINA .

Install special tool 11 4 050 with sealing ring (1) in place of oil pressure switch.

Fig 1: Identifying Special Tool And Sealing Ring

Courtesy of BMW OF NORTH AMERICA, INC.

Check engine oil pressure with DIS Tester

Attach special tool 13 6 054 with sealing ring (1) and special tool 13 6 051 and connect to DIS Tester.

Check engine oil pressure with pressure gauge

Install special tool 13 3 063 and special tool 13 3 061 (pressure gauge).

Start engine and check engine oil pressure.

Specified value. See ENGINE - TECHNICAL DATA .

Fig 2: Identifying Special Tools For Engine Oil Pressure

Courtesy of BMW OF NORTH AMERICA, INC.