Removal

1NR-FE ENGINE MECHANICAL: CYLINDER HEAD GASKET: REMOVAL

1. REMOVE CAMSHAFT

Removal

2. REMOVE CYLINDER HEAD SUB-ASSEMBLY

(a) Using several steps, uniformly loosen and remove the 10 cylinder head bolts and 10 plate washers with a 10 mm bi-hexagon wrench in the sequence shown in the illustration.





NOTICE:
Head warpage or cracking could result from removing the bolts in the wrong order.

(b) Using a screwdriver with its tip wrapped with protective tape, pry between the cylinder head and cylinder block, and remove the cylinder head.

NOTICE:
Be careful not to damage the contact surfaces of the cylinder head and cylinder block.

3. REMOVE CYLINDER HEAD GASKET

(a) Remove the cylinder head gasket.





4. INSPECT CYLINDER HEAD FOR FLATNESS Testing and Inspection

5. INSPECT CYLINDER HEAD FOR CRACKS Testing and Inspection

6. INSPECT CYLINDER HEAD SET BOLT Engine Unit