Contents: Removal ⇓ Installation ⇓
Fig. 2.270. Cylinder block gasket: 1 – camshaft bearing cap; 2 – camshaft; 3 – cylinder head; 4 – cylinder head gasket
Removal
Remove the timing chain.
Remove the EGR valve pipe and bracket
Remove the front heated oxygen sensor
Remove the accelerator cable and bracket
Remove the fuel supply hose and fuel injector wiring harness
Remove the air hose, throttle body and intake manifold
Disconnect the following elements:
- rear Heated Oxygen Sensor Connector;
- main muffler.
Remove the three-way catalytic converter.
Remove the upper radiator hose.
Remove the heater radiator hose.
Fig. 2.271. Procedure for loosening the camshaft bearing cover mounting bolts
Loosen the camshaft bearing cap mounting bolts in 2-3 passes in the order shown in the figure (fig. 2.271).
Remove the camshaft bearing caps.
Fig. 2.272. Procedure for loosening the cylinder head mounting bolts
Loosen the cylinder head mounting bolts in 2–3 passes in the order shown in Figure 2.272 and remove them.
Installation
Fig. 2.273. Measuring the length of the cylinder head bolt
Measure the length of each cylinder head bolt (fig. 2.273).
If the bolt length exceeds the maximum value, replace the cylinder head bolt.
- Standard L: 128.9–129.5 mm.
- Maximum L:130.2 mm.
Fig. 2.274. Cylinder head bolt tightening sequence
Tighten the cylinder head mounting bolts in three stages in the order shown in Figure 2.274.
- Tightening torque: 17.5–22.5 Nm.
- Angle tension: 85°-95°.