Cylinder head removal & torque: OM605 (605.960) in model 202 — MERCEDES-BENZ

🧭 Before you start

Fits: platform codes 250, TURBODIESEL, -T

• Opens: coolant
• Timing position: the crankshaft or camshaft is set and locked during this job
• Special tools named: locking tool

Don't miss

• The paint on the camshaft gearwheel and chain must be aligned
• Do not disconnect the lines

🔧 Engine codes this applies to

📐 16 workshop diagrams for 605.960

Real factory drawings for this job — timing marks, bolt locations and routing. Locked in the free view.

📋 Procedure

Preparation and removal

1. Note: Be aware of security codes on radios
2. Drain the coolant from the engine block and radiator
3. Remove the air inlet manifold
4. Remove the injection lines
5. All vehicles:

6. Vehicles with oil water heat exchanger at the oil filter:
7. Disconnect the cooling hoses
8. Disconnect the vacuum hoses
9. Turn the crankshaft to TDC for cylinder 1
10. In the order shown
11. In several stages
12. Remove the camshaft housing
13. Remove the oil filter
14. Vehicles with oil water heat exchanger at the oil filter:
15. Remove as shown
16. Note: Do not disconnect the lines
17. Disconnect the oil feed and the oil return lines from the turbocharger
18. Remove the cylinder head
19. Remove the cylinder head gasket
20. In the order shown
21. Cylinder head torque settings - Refer to 'Adjustment data/Torque settings'

Installation and checks

22. Tighten the cylinder head bolts
23. Reconnect the oil feed and oil return lines to the turbocharger
24. Refit the fuel filter
25. Reconnect the fuel lines
26. Fit the camshafts
27. Align the marks
28. Type 2:
29. Lock the camshaft
30. Note: Check the bearing cap marks
31. Stage 1:
32. In the order shown
33. Lock the camshaft
34. Fit the exhaust camshaft gearwheel with the timing chain
35. Fit the chain tensioner
36. The paint on the camshaft gearwheel and chain must be aligned
37. Remove the crankshaft locking tool
38. Refit the front exhaust pipe
39. Reconnect the vacuum hoses
40. Reconnect the automatic gearbox control cable
41. Refit the inlet manifold
42. Reconnect the inlet manifold vacuum hose
43. Fit the ancillary drive belt
44. Refit the engine cover
45. Reconnect the battery earth cable

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