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Home >> Kia >> 2005 >> Sedona EX >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (1 Of 2) >> DTC P0101: Mass Or Volume Air Flow Circuit Range Performance Problem >> Scantool Diagnostics >> Monitor Scantool Data

Monitor Scantool Data

  1. Connect santool to Data Link Connector (DLC).
  2. Engine "ON" & Warm up the engine to normal operating temperature.
  3. Monitor the "MAFS VOLTAGE" parameter on scantool.

    Specification:

    VOLTAGE SPECIFICATIONS

      IG Key ON & Eng OFF Idle (No Load) 2000 RPM (No Load)
    Voltage (Approx.) 900 mV 1,300 mV ~ 1,500 mV 1,700 mV ~ 1,900 mV

    Voltage increases in response to racing

    Fig 1: Display MAFS Sensor Data At Idle
    G07346537Courtesy of KIA MOTORS AMERICA, INC.
    Fig 2: Display MAFS Sensor Data At 2000 RPM
    G07346538Courtesy of KIA MOTORS AMERICA, INC.
    Fig 3: Display MAFS Sensor Data At 3000 RPM
    G07346539Courtesy of KIA MOTORS AMERICA, INC.
    Fig 4: Display MAFS Sensor Data At Open In Signal Circuit
    G07346540Courtesy of KIA MOTORS AMERICA, INC.
  4. Is the MAF sensor parameter displayed within specifications?

    YES

    • Fault is intermittent caused by poor contact in the sensor's and/or PCM's connector or was repaired and PCM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO

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