Mazda 3 Service Manual: Hydraulic Variable Valve Timing Actuator Inspection [Skyactiv G 2.0]
WARNING:
-
A hot engine can cause severe burns. Turn off the engine and wait until it is cool before servicing.
CAUTION:
-
Do not disassemble the hydraulic variable valve timing actuator because it is a precision unit.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the plug hole plate..
4. Remove the ignition coil/ion sensors..
5. Remove the cylinder head cover..
6. Verify that the notch of the rotor and projection of the cover on the hydraulic variable valve timing actuator are aligned and fitted.
-
If the notch of the rotor and projection of the cover are not aligned, rotate the crankshaft in the direction the engine rotates two turns and verify that they are aligned.
-
If the notch of the rotor and projection of the cover are still not aligned, replace the hydraulic variable valve timing actuator..
-
If, when turning the crankshaft, there is a hitting noise from the hydraulic variable valve timing actuator each time before the cam reaches its maximum lift, it means that the actuator is not secured. Replace the hydraulic variable valve timing actuator..
7. Install in the reverse order of removal.
Variable Valve Timing Actuator Removal/Installation [Mzr 2.3 Disi Turbo]
WARNING:
Fuel vapor is hazardous. It can very easily ignite, causing serious injury
and damage. Always keep sparks and flames away from fuel.
Fuel line spills and leakage are danger ...
Other materials:
Mounting the Spare Tire
Remove dirt and grime from the
mounting surfaces of the wheel and
hub, including the hub bolts, with a
cloth.
WARNING
Make sure the mounting surfaces of
the wheel, hub and lug nuts are clean
before changing or replacing tires:
When changing or replacing a tire,
...
PID/Data Monitor Inspection [Standard Deployment Control System]
1. Connect the M-MDS (IDS) to the DLC-2.
2. After the vehicle is identified, select the following items from the initialization
screen of the IDS.
a. Select “DataLogger”.
b. Select “Modules”.
c. Select “RCM”.
3. Select the applicable PID from the PID table.
4. Verify the PID data a ...
Air Bypass Valve Inspection [Mzr 2.3 Disi Turbo]
1. Remove the air bypass valve..
2. Connect the vacuum pump to the vacuum ports of the air bypass valve.
3. Verify that the airflow is as indicated in the table.
Vacuum
(kPa {mmHg, inHg})
Valve operation condition
Airflow between port A—B
...
