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Home >> Hyundai >> 2002 >> XG350 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> Diagnostic Tests >> DTC P0222: Throttle Position Sensor B Circuit Low Input >> Scantool Diagnostics >> Monitor Scantool Data
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Monitor Scantool Data

  1. Install Scantool and monitor the "TPS 1 (Main) or TP Sensor (ETS)" parameter on scantool.
    1. Test Condition: Ignition "ON" & Engine "OFF".
    2. Specification:

      Throttle valve fully closed: approx. 0.1~1.0V

      Throttle valve fully open: approx. 4.0~4.7V

      TPS signal should increase smoothly as throttle is opened.

      Fig 1: Scantool Screen Display - TPS Signal Waveforms At Accelerating And Decelerating: (1) Is TPS2 And (2) Is TPS1
      G07325854Courtesy of HYUNDAI MOTOR CO.
      Fig 2: Scantool Screen Display - TPS Signal Output With Throttle Valve Fully Closed
      G07325855Courtesy of HYUNDAI MOTOR CO.
      Fig 3: Scantool Screen Display - TPS Signal Output With Throttle Valve Fully Open
      G07325856Courtesy of HYUNDAI MOTOR CO.
  2. Is TPS signal within specifications?

    YES

    • Fault is intermittent caused by poor contact in the sensor's and/or ETS unit'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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