Variable Valve Timing Actuator: Service and Repair

Inspection

1. Turn the ignition switch OFF.
2. Disconnect the OCV connector.
3. Measure resistance between the OCV terminals 1 and 2.
4. Check that the resistance is within the specification.

Specification:Refer to Specification Section.

Removal

[CVVT Oil Control Valve (Bank 1)]
1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
2. Disconnect the CVVT oil control valve connector (A-Intake) and (B-Exhaust).




3. Remove the cylinder head cover and the timing chain upper cover [Bank 1].

4. Remove the mounting bolt (A), and then remove the valve from the engine.





[CVVT Oil Control Valve (Bank 2)]
1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
2. Disconnect the CVVT oil control valve connector (A-Intake) and (B-Exhaust).




3. Remove the cylinder head cover and the timing chain upper cover [Bank 2].

4. Remove the mounting bolt (A), and then remove the valve from the engine.






Installation

1. Installation is the reverse of removal.

CVVT oil control valve installation bolt:
9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

CAUTION:
Pay attention to color of valve connector (Harness side) when installing.
If an OCV is installed on opposite manifold, the engine may be damaged.

[Connector Color]