Removal

1UR-FSE ENGINE MECHANICAL: CYLINDER HEAD GASKET (for Bank 2): REMOVAL

REMOVAL

1. DISCHARGE FUEL SYSTEM PRESSURE Removal
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
NOTE:
After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory and settings. As a result, after turning the engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery terminal.

3. REMOVE CAMSHAFT (for Bank 2)
(a) Remove the camshaft Removal.
4. REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
(a) Remove the 16 valve rocker arms from the cylinder head.
HINT: Arrange the removed parts in the correct order.

5. REMOVE VALVE LASH ADJUSTER ASSEMBLY
(a) Remove the 16 valve lash adjusters from the cylinder head.
HINT: Arrange the removed parts in the correct order.

6. REMOVE VALVE STEM CAP
(a) Remove the 16 valve stem caps from the cylinder head.
HINT: Arrange the removed parts in the correct order.

7. REMOVE CYLINDER HEAD SUB-ASSEMBLY (for Bank 2)





(a) Uniformly loosen and remove the 2 bolts in the sequence shown in the illustration.





(b) Using a 10 mm bi-hexagon wrench, uniformly loosen the 10 bolts in the sequence shown in the illustration. Remove the 10 cylinder head bolts and plate washers.
- Be careful not to drop washers into the cylinder head.
- Head warpage or cracking could result from removing bolts in an incorrect order.
HINT: Be sure to keep the removed parts separate for each installation position.

(c) Remove the cylinder head and gasket.