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Home >> BMW >> 2014 >> 640i 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Camshafts, Rocker Arms, Engine VALVETRAIN, Engine Lubrication System. Engine Oil Cooler - Repair - F12 >> Engine Oil Pressure >> 11 40 000 Checking engine oil pressure (N63O1)

11 40 000 Checking engine oil pressure (N63O1)

Special tools required: 

WARNING: Risk of scalding!
NOTE: To check the engine oil pressure, remove the oil pressure switch and install and connect the special tool.
NOTE: A small amount of engine oil emerges when the oil pressure switch is removed.
Have a cleaning cloth ready. 

Necessary preliminary work: 

Remove oil filter with special tool 11 9 240 .

Fig 1: Removing/Installing Oil Filter Cover Using Special Tool 11 9 240
G10043572Courtesy of BMW OF NORTH AMERICA, INC.

Mount oil filter element (2) on special tool 11 7 470 .

Fig 2: Installing Oil Filter Element
G10043573Courtesy of BMW OF NORTH AMERICA, INC.

Screw special tool 11 7 470 into crankcase to max. 40 Nm.

Screw special tool 11 7 430 into special tool 11 7 470 with no more than 10 Nm.

Attach special tool 11 4 310 to special tool 11 7 430 using its union nut with maximum 15 Nm.

Hand-tighten hundred-bar sensor 0 431 592 onto special tool 11 4 310.

Fig 3: Screwing Special Tool 11 7 470 Into Crankcase
G10043574Courtesy of BMW OF NORTH AMERICA, INC.

Checking engine oil pressure with DIS Tester: 

Checking engine oil pressure with pressure gauge: 

Start engine and check engine oil pressure.

SPECIFIED VALUE .