Operation CHARM: Car repair manuals for everyone.

Engine Oil Pressure: Testing and Inspection




11 40 000 - Checking engine oil pressure (N52)





Special tools required:






Necessary preliminary tasks:
- Remove acoustic cover 11 00 ... Removing and Installing/Replacing Acoustic Cover.





Disconnect plug connection on oil pressure switch (3)
Remove oil pressure switch (3).





Screw in special tool 11 4 050 with sealing ring.





Check engine oil pressure with diagnosis tester.
Connect special tools 13 6 054 and 13 6 051.
Check engine oil pressure with pressure gauge.
Connect special tools 13 3 063 and 13 3 061.
Start engine and check engine oil pressure.
Specified values Specifications.





Assemble engine.