Mazda 3 Service Manual: Check Valve Inspection [Skyactiv G 2.0]
Airflow Inspection
1. Remove the vacuum hose..
2. Blow air into the vacuum hose using your mouth from the vacuum pump side and verify that the air flows to the intake manifold side, then blow air from the intake manifold side and verify that the air does not flow to the vacuum pump side.
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If there is any malfunction in the check valve, replace it with the vacuum hose as a single unit..
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.
Vacuu ...
Compression Inspection [Mzr 2.0, Mzr 2.5]
WARNING:
Hot engines and oil can cause severe burns. Be careful not to burn yourself
during removal/installation of each component.
Fuel vapor is hazardous. It can very easily ignit ...
Other materials:
Oil Pan Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
Hot engines and engine oil can cause severe burns. Turn off the engine and
wait until it and the engine oil have cooled.
A vehicle that is lifted but not securely supported on safety stands is dangerous.
It can slip or fall, causing death or serious injury. Never work ...
Steering Wheel
WARNING
Never adjust the steering wheel while
the vehicle is moving:
Adjusting the steering wheel while
the vehicle is moving is dangerous.
Moving it can very easily cause the
driver to abruptly turn to the left or
right. This can lead to loss of control or
an accident ...
Electric 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 electric variable valve timing actuator because it
is a precision unit.
1. Remove the battery cover..
2. Disconnect the ne ...
