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Home >> Kia >> 2004 >> Sorento EX, 4WD, Part Time >> Repair and Diagnosis >> Engine Performance >> Specifications >> Fuel System & Fault Isolation >> DTC Troubleshooting Procedures >> DTC P0102: Mass Or Volume Air Flow Circuit Low Input >> Scantool Diagnostics >> Monitor Scantool Data

Monitor Scantool Data

  1. Connect scantool to Data Link Connector (DLC).
  2. Warm up the engine to normal operating temperature.
  3. Monitor the "MASS AIR FLOW" parameter on scantool.
    1. Specification
      1. Approx. 900 mV at IG KEY: ON & Engine: OFF
      2. Approx. 1,300~1,500 mV at idle (no load)
      3. Approx. 1,700~1,800 mV at 2000 RPM (no load)
        Fig 1: Scantool Screen Display - Mass Air Flow Parameter
        G07702874
  4. Is the sensor's signal near the specified value?

    YES

    1. Fault is intermittent caused by poor contact in the sensor's and/or ECM's connector.
    2. Fault was repaired and ECM memory was not cleared.
    3. If the problem works out, Go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO

    1. Go to "Inspection & Repair" procedure.
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