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Home >> Kia >> 2004 >> Amanti >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC P0122: Throttle Pedal Position Sensor 'A' Circuit Low Input >> Scantool Diagnostics >> Monitor Scantool Data
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Monitor Scantool Data

  1. Install Scantool and monitor the "TP SENSOR (EMS) or TPS2 VOLTAGE" parameter on scantool.
    1. Test Condition: Ignition "ON" & Engine "OFF"
    2. Specification:
    1. Throttle valve fully closed: Approx. 4.2 ~ 4. V
    2. Throttle valve fully open: Approx. 0.3 ~ 1.0V
    3. TPS signal should decrease smoothly as throttle is opened.
      Fig 1: TPS Signal Wave Form At Accelerating And Decelerating TPS2 And TPS1
      G07330265
      Fig 2: Scantool Display - TPS Signal Output With Throttle Valve Fully Closed
      G07330266
      Fig 3: Scantool Display - TPS Signal Output With Throttle Valve Fully Open
      G07330267
  2. Is TPS signal within specifications?

    YES

    1. 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

    1. Go to "W/HARNESS INSPECTION " procedure.