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Mazda CX-5 Service & Repair Manual: Mass Air Flow (MAF) Sensor Inspection

Mazda CX-5 Service & Repair Manual / Engine / Intake / Mass Air Flow (MAF) Sensor Inspection

Visual Inspection

1. Remove the MAF sensor/IAT sensor No.1..

2. Visually inspect the MAF sensor for the following:

Voltage Inspection

1. Disconnect the negative battery cable..

2. Remove the MAF sensor/IAT sensor No.1 without disconnect the connector..

3. Reconnect the negative battery cable..

4. Connect the M-MDS to the DLC?2.

5. Switch the ignition ON (engine off or on).

6. As the air gradually approaches the MAF detection part of the MAF sensor/IAT sensor No.1, verify that the MAF sensor output voltage (PID: MAF) varies..


Specification


Manifold Absolute Pressure (Map) Sensor/Intake Air Temperature (Iat) Sensor No.2 Removal/Installation
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. Disconnect the negative bat ...

Mass Air Flow (MAF) Sensor
Purpose/Function Detects the intake airflow amount introduced into the cylinder as basic information for mainly determining the fuel injection amount. Detects the intake airflow amou ...

Other materials:

Clock Spring Inspection [Standard Deployment Control System]
1. Disconnect the negative battery cable and wait for 1 min or more.. 2. Remove the driver?side air bag module.. 3. Remove the steering wheel.. 4. Remove the column cover.. 5. Remove the clock spring.. 6. Verify that the continuity is as indicated in the table. If not as indicated ...

Power Brake Unit Inspection
NOTE: The following inspection methods are simple inspection methods to judge the function of the power brake unit. If there is any malfunction in the power brake unit, replace the power brake unit as a single unit. Without Using SST Operation inspection 1. With the eng ...

Expansion Valve Removal/Installation
1. Disconnect the negative battery cable.. 2. Discharge the refrigerant from the system.. CAUTION: If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise will occur. Always immediately plug all open fittings after removing ...

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