Part I

Part I
1. 28 Nm
2. Stop for torque reaction support
3. Oil pan
^ Apply silicone sealant: D 176 404 A2 before installing
^ Removing and installing, Refer to Lubrication System Components, Removing and Installing
4. Oil pump
^ With pressure relief valve, 12 bar
^ Removing and installing, Refer to Oil Pump, Service and Repair
^ Before installing, check that two dowel sleeves - 12 for centering oil pump/cylinder block are installed
^ Replace pump if there is scoring on moving surfaces and gear teeth
^ Tightening torque for oil pump cover to oil pump housing: 10 Nm
5. Oil pump chain sprocket
^ Sprocket can only be installed on oil pump shaft in one position
6. 22 Nm
7. Drive chain for oil pump
^ Mark direction of rotation before removing
^ Check for wear
8. 15 Nm
9. Front sealing flange
^ Apply silicone sealant D 176 404 A2 before installing
^ Replacing crankshaft oil seal -pulley end, Refer to Seals and Gaskets, Engine, Front Crankshaft, Seal, Service and Repair
10. Chain tensioner
^ Tighten to 16 Nm
^ Do not disassemble
^ Note installation position
^ Pre-tension spring and engage before installing
^ If spring is broken, replace complete chain tensioner
11. Oil pump chain sprocket
^ Removing and installing, Refer to Crankshaft Gear/Sprocket, Service and Repair
12. Dowel sleeves
^ 2 pcs.
13. O-ring
^ Always replace
14. 16 Nm
15. Suction line
^ Clean strainer if soiled
16. Baffle plate
17. 16 Nm
18. 15 Nm
^ Tighten in stages and diagonally
^ Note tightening sequence, Refer to Oil Pan, Service and Repair
19. 40 Nm
20. Sealing ring
^ Replace
21. Oil drain plug - 30 Nm
22. Gasket
^ Always replace
23. Oil return line
^ From turbocharger
24. 10 Nm





Fig. 1 Oil spray jet and pressure relief valve
1. Oil spray jet (for piston cooling)
2. Bolt with pressure relief valve, 27 Nm
^ Opening pressure 1.3 to 1.6 bar