LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2013 >> 740Lxi >> Repair and Diagnosis >> External Pages >> Different car >> Section 394 (Engine - Repair) >> Oil Supply >> 11 40 000 Checking engine oil pressure

11 40 000 Checking engine oil pressure

WARNING: This page does not describe the selected car, but rather 23 other vehicles, including the 2015 BMW Alpina B7L xDrive, 2015 BMW Alpina B7 xDrive, 2015 BMW 750i xDrive, 2015 BMW 750i, and 2015 BMW 750Li xDrive. However, it is still accessible from the selected car via links, so may be relevant.

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: 

Special tool 11 4 050 is equipped with a sealing ring (1).

IMPORTANT: Tightening torque of special tool 11 4 050 max. 20 Nm.
Fig 1: Identifying Sealing Ring And Special Tool (11 4 050)
G04740314Courtesy of BMW OF NORTH AMERICA, INC.

Screw special tool 11 4 050 into crankcase to max. 20 Nm.

Secure union nut (1) of special tool 13 3 063 to max. 15 Nm.

Fig 2: Screwing Special Tool (11 4 050) Into Crankcase
G06178724Courtesy of BMW OF NORTH AMERICA, INC.

Checking engine oil pressure with DIS Tester 

Screw special tool 13 6 054 with sealing ring (1) into special tool 13 6 051 and connect to DIS tester.

Checking engine oil pressure with pressure gauge 

Connect special tool 13 3 063 with special tool 13 3 061 (pressure gauge).

Start engine and check engine oil pressure.

SPECIFIED VALUE .

Fig 3: Checking Engine Oil Pressure With Pressure Gauge
G04740315Courtesy of BMW OF NORTH AMERICA, INC.