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:
Precaution
Intermittent Concern Troubleshooting
Vibration method
If a malfunction occurs or becomes worse while driving on a rough road or
when the engine is vibrating, perform the following steps.
NOTE:
There are several reasons why vehicle or engine vibration could cause an
electr ...
Starter Cut Relay Removal/Installation [MTX]
Advanced Keyless Entry And Push Button Start System Only
1. Disconnect the negative battery cable..
2. Remove the following parts:
Front scuff plate (LH).
Front side trim (LH).
Side wall.
Console.
3. Set the hood release lever out of the way..
4. Remove the ...
Rearview Mirror Removal
1. Insert a tape-wrapped flathead screwdriver to the position shown in the figure
and press the center part of the spring in the direction of arrows (1), and then
pull out the rearview mirror in the direction of arrows (2) shown in the figure.
CAUTION:
When removing the rearview m ...
