Contents: Removal ↡ Installation ↡
Removal
1. Disconnect the negative cable from the battery.
2. Remove the cylinder head cover 3 (see figure 3.12).
Figure 3.12. Cylinder head:
1. Intake manifold,
2. Exhaust manifold,
3. Cylinder head cover,
4. Camshafts,
5. Upper timing belt cover,
6. Thermostat,
7, 10. Bolt,
8. Camshaft pulleys,
9. Adjusting tool for setting the camshafts to the basic position,
11. Upper guide lever,
12. Cylinder head mounting bolts,
13. Cylinder head,
14. Cylinder block,
15. Cylinder head gasket.
3. Unscrew the nut securing the exhaust manifold 2 to the catalytic converter.
4. Remove spark plugs 1.
5. Set camshafts 4 to their basic position.
6. Remove the upper timing belt cover 5.
7. Remove thermostat 6.
8. Unscrew bolt 7 securing crankshaft pulleys 8 and remove them.
9. Lock the camshafts 4 using the adjusting tool 9.
10. Unscrew bolt 10 securing the upper guide arm 11 and remove it.
11. Loosen bolts 12 securing the cylinder head to the cylinder block 14 (see figure 3.13).
Figure 3.13. Procedure for loosening the cylinder head bolts.
12. Remove the cylinder head 13.
Installation
13. Installation is carried out in the reverse order of removal. Replace the cylinder head gasket 15. Before installing the cylinder head, lubricate the threaded portion and the contact surfaces of the bolts. Tighten the cylinder head bolts in the correct tightening sequence (see figure 3.14). Do not install the camshaft pulleys with the adjusting tool still installed. Check the basic position of the camshafts.
Figure 3.14. Cylinder head bolt tightening sequence.