RX 330 FWD V6-3.3L (3MZ-FE) (2006)
16. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY
a. Remove the 2 engine wire harness clamps.
b. Remove the 3 nuts and disconnect the engine wire harness.
c. Remove the 9 bolts and the cylinder head cover.
17. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY LH
a. Using an E6 torx socket wrench, remove the 2 bolts and disconnect the engine wire harness protector.
b. Remove the 9 bolts and the cylinder head cover.
18. INSPECT VALVE CLEARANCE
a. Turn the crankshaft pulley, and align the timing notch with the timing mark 0 of the No. 1 timing belt cover.
b. Check that the valve lifters on the No. 1 (IN and EX) are both loose.
If not, turn the crankshaft 1 revolution (360°) and align the mark as above.