11 40 000 Checking Engine Oil Pressure (N54)

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Special tools required:

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

Necessary preliminary tasks:

Remove acoustic cover.

Disconnect plug connection on oil pressure switch (1)

Remove oil pressure switch (2).

Tightening torque, see 12 61 1AZ in 61 OIL PRESSURE/OIL TEMPERATURE GAUGE

Fig 1: Identifying Oil Pressure Switch

G04751376

Courtesy of BMW OF NORTH AMERICA, INC.

Screw in special tool 11 4 050 with sealing ring. See 11 4 050 REDUCER

Fig 2: Identifying Special Tool (11 4 050) With Sealing Ring

G04740314

Courtesy of BMW OF NORTH AMERICA, INC.

Check engine oil pressure with diagnosis tester.

Connect special tools 13 6 054 and 13 6 051.

Check engine oil pressure with pressure gauge.

Connect special tools 13 3 063 and 13 3 061.

Start engine and check engine oil pressure.

Specified values.

Fig 3: Identifying Special Tools (13 3 063 & 13 3 061)

G04740315

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.