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.

Variable Tumble Solenoid Valve Inspection [Mzr 2.0, Mzr 2.5]
Airflow Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the variable tumble solenoid valve.. 4. Inspect airflow between the ports under the followi ...

Variable Valve Timing Actuator Inspection [Mzr 2.3 Disi Turbo]
CAUTION: Variable valve timing actuator cannot be disassembled because it is a precision unit. 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove t ...

Other materials:

Intake Manifold Vacuum Inspection [Mzr 2.0, Mzr 2.5]
1. Disconnect the evaporative hose (purge solenoid valve side) and install the vacuum gauge.. 2. Verify that the intake air hoses are installed securely. 3. Warm up the engine. 4. Measure the intake manifold vacuum while idling (no load) using the vacuum gauge. If not within the sp ...

Rear Scuff Plate Removal/Installation
1. Detach tab A while pulling the rear scuff plate in the direction of the arrow (1) shown in the figure, then detach hook B, clips C, pins D while pulling in the direction of the arrow (2). 2. Detach tab E while pulling the rear scuff plate in the direction of the arrow (3) shown in the fig ...

TCM Removal/Installation [FS5 A EL]
CAUTION: Do not apply a shock to or touch the projection on the TCM, otherwise it may not operate normally. 1. Perform the following procedures. a. Remove the battery cover.. b. Disconnect the negative battery cable. c. Remove the battery component (ex: battery, battery tray a ...

2016-2019 Copyright www.mazda3tech.com