Variable Valve Timing Actuator: Service and Repair

VARIABLE VALVE TIMING ACTUATOR REMOVAL/INSTALLATION [LF, 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.
Adjustments

2. Remove the variable valve timing actuator.
a. 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.






b. Secure the camshaft in a vise.

c. Loosen the variable valve timing actuator tightening bolt.

3. Install a new washer.






4. Install the variable valve timing actuator.
a. Secure the camshaft in a vise.

b. 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.

c. Tighten variable valve timing actuator tightening bolt.

- Tightening torque
69-75 Nm {7.1-7.6 kgf-m, 50.9-55.3 ft-lbf}

5. Follow the valve clearance adjustment procedure from 16 to 33 and install the intake camshaft and variable valve timing actuator.
Adjustments