2NZ-FE ENGINE MECHANICAL  CYLINDER HEAD GASKET  REMOVAL  


PROCEDURE

Hide 1. DISCHARGE FUEL SYSTEM PRESSURE

Hide 27020 2.REMOVE GENERATOR ASSEMBLY

Hide 5.DISCONNECT WIRE HARNESS

a.
A323545

Disconnect the 4 fuel injector assembly connectors.


b.

Disengage the 2 clamps to disconnect the engine wire from the 2 wire harness clamp brackets.


c.
A116755

Remove the 2 bolts and disconnect the wire harness.


d.
A166076

Disconnect the engine coolant temperature sensor connector.


e.
A166075

Disconnect the camshaft position sensor connector.


Hide 6.SET NO. 1 CYLINDER TO TDC/COMPRESSION

Hide 15100 7.REMOVE OIL PUMP ASSEMBLY

Hide 23901 8.DISCONNECT FUEL TUBE SUB-ASSEMBLY

Hide 23807 9.REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY

Hide 23807V 10.REMOVE NO. 1 DELIVERY PIPE SPACER

Hide 23291 11.REMOVE INJECTOR VIBRATION INSULATOR

Hide 23250 12.REMOVE FUEL INJECTOR ASSEMBLY

Hide 44774 13.DISCONNECT UNION TO CONNECTOR TUBE HOSE

Hide 16571C 14.DISCONNECT NO. 1 RADIATOR HOSE

Hide 44774E 15.DISCONNECT VACUUM BRAKE HOSE

a.
A154910

Slide the clip and disconnect the vacuum brake hose from the No. 1 hose to hose tube.


Hide 87245 16.DISCONNECT INLET HEATER WATER HOSE

A116752

a.

Slide the clip and disconnect inlet heater water hose from the cylinder head sub-assembly.


Hide 87246 17.DISCONNECT OUTLET HEATER WATER HOSE

a.
A154913

Slide the clip and disconnect the outlet heater water hose from the No. 1 water by-pass pipe.


Hide 16268 18.REMOVE NO. 1 WATER BY-PASS PIPE

A192423

a.

Remove the 2 bolts, 2 nuts and the No. 1 water by-pass pipe.


b.

Remove the gasket from the cylinder block sub-assembly.


Hide 44763A 19.REMOVE NO. 1 HOSE TO HOSE TUBE

a.
A117316

Remove the 2 bolts and No. 1 hose to hose tube.


Hide 13540 20.REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY

Hide 13559 21.REMOVE CHAIN TENSIONER SLIPPER

Hide 13561 22.REMOVE NO. 1 CHAIN VIBRATION DAMPER

Hide 11101 26.REMOVE CYLINDER HEAD SUB-ASSEMBLY

A328113N01
0.625,1.854 0.781,2.052 0.156,0.198 10 false 1 1.146,1.792 1.302,1.99 0.156,0.198 10 false 5 1.646,1.823 1.948,2.021 0.302,0.198 10 false 10 2.208,1.75 2.365,1.948 0.156,0.198 10 false 8 2.594,1.781 2.75,1.979 0.156,0.198 10 false 4 2.74,0.125 2.896,0.323 0.156,0.198 10 false 2 2.219,0.208 2.427,0.406 0.208,0.198 10 false 6 1.688,0.167 1.896,0.365 0.208,0.198 10 false 9 1.156,0.198 1.365,0.396 0.208,0.198 10 false 7 0.635,0.094 0.844,0.292 0.208,0.198 10 false 3

a.

Using an 8 mm bi-hexagon wrench, uniformly loosen and remove the 10 cylinder head set bolts and 10 plate washers in several steps in the order shown in the illustration.

NOTICE:
·

Removing the cylinder head set bolts in the wrong order may cause warpage or cracking of the cylinder head sub-assembly.

·

Do not drop the plate washers into the cylinder head sub-assembly.




b.

Using a screwdriver, remove the cylinder head sub-assembly by prying between the cylinder head sub-assembly and cylinder block sub-assembly.

NOTICE:

Be careful not to damage the contact surfaces of the cylinder head sub-assembly and cylinder block sub-assembly.


HINT:

Tape the screwdriver tip before use.



Hide 11115 27.REMOVE CYLINDER HEAD GASKET

A116758

a.

Remove the cylinder head gasket from the cylinder block sub-assembly.