Oil pump and lower oil pan 1. Oil sump; 2. Bolt: replace; 3. Bolt: self-locking; replace; 8 Nm + 90°; 4. Oil separator; 5. Oil pump: do not disassemble; with pressure reducing valve 11 bar and pressure regulating valve 3.5 bar; 6. Bolt: 23 Nm; 7. Centering bushings; 8. Oil pump drive shaft; 9. Leash; 10. Pressure spring; 11. Axial fixation washer; 12. Oil pump sprocket; Installation position: the side with the inscription faces the engine; 13. Bolt: to loosen, hold the sprocket with a trunnion wrench -3212-; 60 Nm; if the bolt cannot be tightened to torque, remove the lower part of the oil pan and the partition and hold the oil pump drive shaft from turning with an open-end wrench; 14. Sealing collar: replace; 15. Oil drain plug: 30 Nm; 16. Sealing collar: replace; 17. Nut: 9 Nm; 18. Oil level and temperature sender -G266-
Lower oil pan - bolt sequence and torque
Replace the bolts for the lower part of the oil pan -arrow-. Tighten the bolts crosswise in 3 stages as follows.
- 1. Pre-tighten to 5 Nm.
- 2. Tighten to 8 Nm.
- 3. Turn 90°.
Connect connector -1- of oil level and temperature sender -G266-.
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