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:
Clock Spring Adjustment
NOTE:
The adjustment procedure is also specified on the caution label of the clock
spring.
1. Set the front wheels straight ahead.
CAUTION:
The clock spring will break if over–wound. Do not forcibly turn the clock
spring.
2. Turn the clock spring clockwise until ...
Variable Valve Timing Actuator Inspection [Mzr 2.0, Mzr 2.5]
CAUTION:
Variable valve timing actuator can not be disassembled because it is a precision
unit.
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. Remo ...
Power Window Subswitch Inspection
Passenger's Side
1. Disconnect the negative battery cable..
2. Remove the inner garnish..
3. Remove the front door trim..
4. Remove the power window subswitch..
5. Verify that the continuity is as indicated in the table using a tester.
If not as indicated in the table, repl ...
