Mazda 3 manuals

Mazda 3 Service Manual: Variable Valve Timing Actuator Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / General / Variable Valve Timing Actuator Inspection [Mzr 2.0, Mzr 2.5]

CAUTION:

1. Remove the battery cover..

2. Disconnect the negative battery cable..

3. Remove the plug hole plate..

4. Disconnect the wiring harness.

5. Remove the ignition coils..

6. Remove the spark plugs..

7. Remove the ventilation hose.

8. Remove the oil level gauge.

9. Remove the cylinder head cover..

10. Inspect the variable valve timing actuator for damage around the stopper pin cap (A), or a missing stopper pin cap (B), spring and stopper.


CAUTION:

11. Turn the crankshaft clockwise so that the notches on the variable valve timing actuator can be checked.


12. Turn the camshaft counterclockwise to align the notches on the variable valve timing actuator.


13. With the notches aligned, turn the camshaft clockwise 30 degrees.


14. Verify the notches again.


NOTE:

15. Install in the reverse order of removal.

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