11 40 000 Checking Engine Oil Pressure (N51)

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Special tools required:

For the following special tools, refer to ENGINE - SPECIAL TOOLS (N51) .

11 4 050

For the following special tools, refer to FUEL SUPPLY SYSTEM - SPECIAL TOOLS (N51, N52K) .

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 OIL PRESSURE/OIL TEMPERATURE GAUGE .

Fig 1: Identifying Plug Connection On Oil Pressure Switch

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Screw in special tool 11 4 050 with sealing ring. See Fig 2.

Fig 2: Identifying Special Tool (11 4 050)

Courtesy of BMW OF NORTH AMERICA, INC.

Check engine oil pressure with diagnosis tester .

Connect special tools 13 6 054 and 13 6 051. See Fig 3.

Check engine oil pressure with pressure gauge .

Connect special tools 13 3 063 and 13 3 061. See Fig 3.

Start engine and check engine oil pressure.

Specified values .

Fig 3: Identifying Special Tools

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.