Note: Cylinder heads with cracks between the valve seats can continue to be used, without reducing the engine life, if the width of the cracks does not exceed 0.5 mm. Milling of the cylinder head of diesel engines is not permitted. Replace self-locking nuts as well as O-rings and gaskets. Replace the cylinder head screws and screws tightened to a certain angle. Lubricate the friction surfaces of the roller arms and camshaft cams. To secure all hose connections, use original spring clamps, similar to those installed at the factory. When replacing the cylinder head or cylinder head gasket, replace the entire coolant.
1. Gasket: replace if damaged or leaking
2. cylinder head cover
3. O-ring: replace after disassembly
4. Plug
5. Bracket: electric wire
6. 8 Nm
7. Reducing sleeve: in the cylinder head cover
8. Pressure plate
9. Bolt
10. O-ring: replace after disassembly
11. Hose: for crankcase ventilation system; to remove, press the clutch latches
12. Fuel return line
13. O-ring: replace after disassembly
14. Nozzle: follow the rules for maintaining cleanliness
15. O-ring: replace after disassembly
16. Heat seal: replace after disassembly
17. O-ring: injectors; replace after removal
18. Vacuum hose
19. Oil filler cap
20. Sealing gasket: for cover
21. Sealing collar
22. Bolt: replace if the seal is damaged
Torque and tightening sequence for cylinder head cover
Tighten cylinder head cover bolts in sequence -1...7- to 9 Nm.