Removing
1. Remove nozzles Y 20, Y 21, Y 22, Y 23 (see fig.5.6).
Pic. 5.6. Cylinder head cover:
1. Fuel injection line,
2, 4, 13. Bolts,
3. Tension lever,
5. Cylinder head cover,
6. Cylinder head,
7. Bracket,
8. crankshaft speed sensor,
9, 10. Gasket,
11. Drain fuel line,
12. Retainer,
14. Nozzle seal,
Y20. Nozzle 1,
Y21. Nozzle 2,
Y22. Nozzle 3,
Y23. Nozzle 4.
2. Remove the bracket 7 for fastening the valve of the exhaust gas recirculation system from the cylinder head cover 5.
3. Disconnect the wiring connector from the camshaft speed sensor 8.
4. Disconnect the pipelines going over the cover of the cylinder head 5 and fix them on the side.
5. Turn off bolts 4 fastenings of a cover of a head of the block of cylinders 5 and remove it.
6. Remove the camshaft speed sensor 8.
Installation
7. Installation is made in an order, the return to removal. Wipe the sealing surfaces. Replace the gaskets 9 and 10 of the cylinder head cover 5. Do not fully tighten the Y20-Y23 injector mounting bolts 4 until they are correctly installed directly in the cover 5. Otherwise, this may lead to fuel leakage and excessive stress on the injectors in the cylinder head 6, as well as to excessive loads in fuel lines 1.