MASS AIR FLOW (MAF) SENSOR INSPECTION [MZR-CD 2.2]

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Note

•  Perform the following test only when directed.

Visual Inspection

1.  Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [MZR-CD 2.2].)

2.  Disconnect the MAF/IAT sensor connector. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZR-CD 2.2].)

3.  Remove the MAF/IAT sensor. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZR-CD 2.2].)

4.  Visually inspect the MAF/IAT sensor for the following:

•  Dirt, damage, cracks

•  Rusted sensor terminal

•  Bent sensor terminal

―  If there is any malfunction, repair or replace the MAF/IAT sensor. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZR-CD 2.2].)

Sensor Output Value Inspection

1.  Connect the M-MDS to the DLC-2.

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2.  Switch the ignition to ON.

3.  Verify that the MAF PID is within the specification. (See ON-BOARD DIAGNOSTIC TEST [MZR-CD 2.2].) (See PCM INSPECTION [MZR-CD 2.2].)

•  If not as specified, replace the MAF/IAT sensor. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZR-CD 2.2].)