BMW 7 Series: Oil Supply
CHECKING ENGINE OIL PRESSURE
Notes
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
- Follow BMW diagnosis instruction
- Remove OIL PRESSURE SWITCH
Special tool 11 4 050 is equipped with a sealing ring (1).
IMPORTANT: Tightening torque of special tool 11 4 050 max. 20 Nm.
.png)
Fig. 397: Identifying Special Tool (11 4 050) And Sealing Ring
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.
.png)
Fig. 398: Identifying Union Nut And Special Tool 11 4 050
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.
.png)
Fig. 399: Checking Engine Oil Pressure
READ NEXT:
Removing And Installing/Replacing Oil Pump (N63)
Notes
IMPORTANT: All adjusting procedures on the chain drive must be observed.
A timing chain which is tensioned too tautly can cause noises in the chain
drive.
A timing chain that is too slack can
Removing And Installing/Replacing Roller Chain For Oil Pump Drive
(N63)
Special tools required:
11 7 201
22 13 485
Necessary preliminary tasks:
Drain engine oil.
Remove flywheel.
Remove bottom of oil sump.
NOTE: Support bush (2) is included in delivery specificat
SEE MORE:
Welding Steel Components
IMPORTANT: Comply with the following topics from "Body, General":
Safety regulations.
Handling electrical/electronic equipment, airbags and restraint systems.
1. General information
The following procedures are used for repairs:
MAG welding (M etal Ac tive G as welding)
Resistance pressure sp
Zero Position Sensor
The zero position of the swivel module with respect to the zero position
sensor is detected by a 1/0 edge when
swivelling from the direction of the off position in the direction of the
optical axis. The swivel module is
repeatedly calibrated during operation based on this "soft" reference point.
