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Home >> Kia >> 2004 >> Sedona EX >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Fuel System & Fault Isolation >> Diagnosis >> DTC P0122: Throttle Pedal Position Sensor A Circuit Low Input >> Scantool Diagnostics >> Monitor Scantool Data

Monitor Scantool Data

  1. Install Scantool and monitor the "TPS VOLTAGE" parameter on scantool.
    1. Test Condition: Ignition "ON" & Engine "OFF"
    2. Specification:
      1. Throttle valve fully closed: Approx. 0.2~0.8V
      2. Throttle valve fully open: Approx. 4.0~4.4V
      3. TP sensor signal should increase smoothly as throttle is opened.
        Fig 1: Scantool Screen Display - Sensor Data At Idle
        G07324999
        Fig 2: Scantool Screen Display - Sensor Data At 2000 RPM
        G07325000
        Fig 3: Scantool Screen Display - Sensor Data At Open
        G07325001
  2. Is TPS signal within specifications?

    YES

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

    NO

    1. Go to "INSPECTION & REPAIR " procedure.
    NOTE: Scantool Function Information
    1. Service Data : Scantool provides three parameters for the TPS.
      TPS DESCRIPTION CHART

      Data Description Unit
      TPS VOLTAGE mV
      TPS SENSOR %
      IDLE SWITCH ON/OFF
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