Variable Valve Timing Actuator: Service and Repair

VARIABLE VALVE TIMING ACTUATOR REMOVAL/INSTALLATION [L3)

Caution: Variable valve timing actuator can not be disassembled because it is a precision unit.

Note: Intake camshaft sprocket is integrated with the variable valve timing actuator and cannot be disassembled.

1. Follow the valve clearance adjustment procedure from 1 to 12 and remove the intake camshaft and variable valve timing actuator as a single unit.





2. Remove the variable valve timing actuator.
1 Mark the camshaft and variable valve timing actuator as shown in the figure to make sure they are installed in their original position.

Note: Do not add scratch marks to the camshaft thrust area.

2 Secure the camshaft in a vise.
3 Loosen the variable valve timing actuator tightening bolt.
3. Install the variable valve timing actuator.
1 Secure the camshaft in a vise.
2 Align the marks of the camshaft and variable valve timing actuator.

Caution: When the variable valve timing actuator is replaced with a new one, mark it in the same location as the old one.

3 Tighten variable valve timing actuator tightening bolt.
Tightening torque 69 - 75 Nm (7.1 - 7.6 kgf-m, 50.9 - 55.3 ft. lbs.)
4. Follow the valve clearance adjustment procedure from 16 to 33 and install the intake camshaft and variable valve timing actuator.