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Home >> Subaru >> 2014 >> BRZ Limited, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Control System (Service Information) >> Intake Air Flow Meter S/A (FA20) >> On-Vehicle Inspection

On-Vehicle Inspection

  1. Function inspection of intake air flow meter sub-assembly
    1. Inspection of intake air amount
      CAUTION:
      • Perform inspection with the vehicle on a level surface and engine stopped.
      • Perform the inspection with the air cleaner assembly installed.
      • Do not suction the exhaust emission from the exhaust tail pipe with the exhaust duct.
      1. Connect the SSM3 to the DLC.
      2. Turn the ignition switch to ON, and then wait for 30 seconds.
      3. According to the display on the SSM3, select [Data monitor] →[Mass Air Flow], and read the intake air amount.
      STANDARD VALUE

      Item name Inspection conditions Standard value
      Mass air flow Engine stops 30 seconds after IG ON Less than 0.85 g/s
      CAUTION:
      • If it is out of standard value, replace the intake air flow meter sub-assembly.
      • If it is within standard value, check the intake air flow meter sub-assembly. (Refer to ON-VEHICLE INSPECTION  )
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