Mazda 3 manuals

Mazda 3 Service Manual: Mass Air Flow (MAF) Sensor Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Intake / 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:

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..

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:

Dashboard Illumination
When the position lights are turned on with the ignition switched ON, the brightness of the instrument panel illumination is dimmed. NOTE When the position lights are turned on, the position lights indicator light in the instrument cluster turns on. Refer to Headlights on . The brightness ...

Turn and Lane-Change Signals
The ignition must be switched ON to use the turn and lane-change signals. Turn Signals Move the signal lever down (for a left turn) or up (for a right turn) to the stop position. The signal will self-cancel after the turn is completed. If the indicator light continues to flash after a turn ...

If a Warning Light Turns On or Flashes
If any warning light turns on/flashes, take appropriate action for each light. There is no problem if the light turns off, however if the light does not turn off or turns on/flashes again, consult an Authorized Mazda Dealer. (Vehicles with type B audio) The warning contents can be verified o ...

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