Mazda 3 Service Manual: Variable Intake Air Shutter Valve Actuator Inspection [Mzr 2.0, Mzr 2.5]
Operation Inspection
1. Remove the air hose..
2. Disconnect the vacuum hose from the variable intake air shutter valve actuator.
3. Connect a vacuum pump to the variable intake air shutter valve actuator.
NOTE:
-
Covered with a hood, the rod of the variable intake air shutter valve actuator cannot be seen from above. Use a mirror from under it to check the operation of the variable intake air shutter valve.
4. Check if the rod operates correctly as stated in the table when a gradual
negative pressure is applied to the variable intake air shutter valve actuator.
|
Vacuum kPa {mmHg, inHg} |
Rod movement |
|
Below –2.7 {–20, –0.8} |
Not operate |
|
Above –33.4 {–251, –9.86} |
Fully pulled |
-
When it is not possible to confirm it, replace the intake manifold..
-
When the variable intake air shutter valve actuator cannot be activated even though the operation of the rod can be confirmed, check for any incorrect connections or breakage of the vacuum hose.
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 ...
Variable Intake Air 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 intake air solenoid valve..
4. Inspect airflow between the ports under the fol ...
Other materials:
Relay Block Removal/Installation [With Advanced Keyless Entry And Push Button
Start System]
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Driver-side front scuff plate.
b. Driver-side front side trim.
c. Hood release lever.
d. Upper panel.
e. Shift knob (MTX)(See MANUAL TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION
[G66M-R].)(See MANUAL TRANSAX ...
Starter Interlock Switch Inspection [Skyactiv G 2.0]
CAUTION:
Do not reuse the starter interlock switch if it is removed from the vehicle
even once. Replace with a new starter interlock switch when installing.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the starter interlock switch connec ...
Replacing Interior Light Bulbs
Overhead lights (Front)/Map lights * ,
Overhead lights (Front) * , Overhead
lights (Rear) * , Vanity mirror lights *
Wrap a small flathead screwdriver
with a soft cloth to prevent damage to
the lens, and then remove the lens by
carefully prying on the edge of the lens
with the flathead ...
