Cylinder Head Assembly: Service and Repair
CYLINDER HEAD GASKETREMOVAL AND INSTALLATION
Pre-removal & Post-installation Operation:
Removal Steps 1-21:
Required Special Tool:
^ MD998051: Cylinder Head Bolt Wrench
REMOVAL SERVICE POINT
[A] CYLINDER HEAD ASSEMBLY REMOVAL
Use special tool MD998051 to loosen each bolt two or three steps in the order shown in the illustration.
INSTALLATION SERVICE POINTS
[A] CYLINDER HEAD GASKET INSTALLATION
1. Degrease the cylinder head and cylinder block gasket mounting surfaces.
2. Make sure that the gasket has the proper identification mark for the engine.
3. Lay the cylinder head gasket on the cylinder block with the identification mark at the front top.
[B] CYLINDER HEAD ASSEMBLY INSTALLATION
CAUTION
Be careful that no foreign material gets into the cylinder, coolant passages or oil passages. Engine damage may result.
1. Use a scraper to clean the gasket surface of the cylinder head assembly.
CAUTION
Install the head bolt washers with the beveled side facing upwards as shown in the illustration.
2. Using special tool MD998051 and a torque wrench, tighten the bolts to the specified torque in the order shown in the illustration. (in two or three cycles)
Tightening torque: 108 ± 5 Nm (80 ± 3 ft-lb) -> 0 Nm (0 in-lb) -> 108 ± 5 Nm (80 ± 3 ft-lb)