Mazda 3 Service Manual: Mass Air Flow (MAF) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the MAF/IAT sensor connector.
4. Remove the MAF/IAT sensor..
5. Visually inspect the MAF/IAT sensor for the following:
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Damage, cracks, soiling
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Rusted sensor terminal
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Bent sensor terminal
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If there is any malfunction, repair or replace the MAF/IAT sensor..
Voltage Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the MAF/IAT sensor without disconnect the MAF/IAT sensor connector..
4. Reconnect the negative battery cable..
5. Connect the M-MDS to the DLC-2.
6. Switch the ignition to ON.
7. As the air gradually approaches the MAF detection part of the MAF/IAT sensor, verify that the MAF sensor output voltage (PID: MAF) varies..
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If not as verified, replace the MAF/IAT sensor..
Manifold Absolute Pressure (Map) Sensor/Intake Air Temperature (Iat) Sensor
No.2 Removal/Installation [Skyactiv G 2.0]
NOTE:
Because the IAT sensor No.2 is integrated in the MAP sensor, replacing the
IAT sensor No.2 includes replacement of the MAP sensor/IAT sensor No.2.
1. Remove the battery cover.. ...
Mass Air Flow (MAF) Sensor/Intake Air Temperature (Iat) Sensor No.1 Removal/Installation
[Skyactiv G 2.0]
CAUTION:
Be careful not to hit the sensor element or allow foreign matter to get on
it during sensor removal/installation. If the sensor element is hit or foreign
matter gets on it, an e ...
Other materials:
Manual Transaxle Shift Mechanism Removal/Installation [G35 M R]
1. Remove the battery cover..
2. Disconnect the negative battery cable.
3. Remove the battery component. (ex: battery, battery tray and PCM component).
4. Remove the air cleaner component..
5. Remove the aerodynamic under cover NO.2..
6. Remove the tunnel member (rear)..
7. Remove the u ...
Front Side Marker/Front Turn Light Bulb Removal/Installation
1. Disconnect the negative battery cable..
2. Slightly bend back the front mudguard..
3. Rotate the front side marker/front turn light socket in the direction of the
arrow shown in the figure.
4. Remove the front side marker/front turn light bulb.
5. Install in the reverse order of ...
Sunroof Motor Inspection
1. Disconnect the negative battery cable..
2. Remove the rain sensor cover. (Vehicles with auto light/wiper system).
3. Disconnect the rain sensor connector. (Vehicles with auto light/wiper system)
4. Partially peel back the seaming welts.
5. Remove the following parts:
a. Sunroof seaming ...
