Engine Oil Pressure: Testing and Inspection

11 40 000 - Checking engine oil pressure (N54)





Special tools required:







Necessary preliminary tasks:
- Remove front ignition coil cover Removing and Installing/Replacing Ignition Coil Cover





Disconnect plug connection (1) on oil pressure switch.

Installation:
Plug connection (1) must snap audibly into place!

Remove oil pressure switch (2).

Tightening torque 12 61 1AZ. Mechanical Specifications





Screw in special tool 11 4 050 with sealing ring (1).





Checking engine oil pressure with BMW diagnosis system:
Connect special tools 13 6 054 and 13 6 051.
Checking engine oil pressure with pressure gauge:
Connect special tools 13 3 063 and 13 3 061.
Start engine and check engine oil pressure.
Compare actual values with prescribed setpoint values [1][2]Pressure, Vacuum and Temperature Specifications.





Assemble engine.