Engine Oil Pressure: Testing and Inspection

11 40 000 Checking engine oil pressure

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:
^ 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.





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.





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.