11 40 000 Checking engine oil pressure

WARNING: This page is about a different car, the 2002 BMW Z3 and 2001 BMW Z3. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

For Special Tool identification, see SPECIAL TOOLS - Z3 .

Special Tools Required:

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

NOTE: For engine oil pressure to be checked, oil pressure switch must be removed and special tools must be installed and connected.

To avoid an excess discharge of oil when removing oil pressure switch:

Unscrew oil filter cap; the engine oil flows out of the oil filter housing into the oil sump.

Installation:

Replace sealing ring.

Tightening torque, refer to 11 42 2AZ in 11 42 OIL FILTER AND PIPES .

Remove oil pressure switch.

Installation:

Tightening torque, refer to 12 61 1AZ in OIL PRESSURE, OIL TEMPERATURES .

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

Fig 1: Installing Special Tool 11 4 050 With Sealing Ring In Place Of Oil Pressure Switch

Courtesy of BMW OF NORTH AMERICA, INC.

Checking Engine Oil Pressure With DIS Tester

Attach special tool 13 6 054 with sealing ring (1) and special tool 136051 and connect to DIS Tester.

Fig 2: Attaching Special Tool 13 6 054 With Sealing Ring

Courtesy of BMW OF NORTH AMERICA, INC.

Checking 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, refer to OILS SUPPLY .