Visual Inspection

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Disconnect the negative battery cable.
Disconnect the MAF/IAT sensor connector.
Remove the MAF/IAT sensor. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .)
Visually inspect the MAF/IAT sensor for the following:
- Damage, cracks, soiling
- Rusted sensor terminal
- Bent sensor terminal
  - If there is any malfunction, repair or replace the MAF/IAT sensor.
    (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .)