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Home >> Hyundai >> 2012 >> Veracruz GLS, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) >> DTC P0123: Throttle Pedal Position Sensor Switch A Circuit High Input >> Scan Tool Diagnostics >> Monitor DTC Status
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Monitor DTC Status

  1. Check DTC Status
    1. Connect scan tool to Data Link Connector (DLC).
    2. IG "ON".
    3. Select "DTC" button, and then Press "DTC Status" to check DTC's information from the DTCs menu
    4. Read "DTC Status" parameter.
      Fig 1: Scan Tool Display - DTC
      G06859818Courtesy of HYUNDAI MOTOR CO.
      Fig 2: Scan Tool Display - GDS
      G06859819Courtesy of HYUNDAI MOTOR CO.
    5. Is parameter displayed "Present fault"?

      YES

      1. Go to "TERMINAL AND CONNECTOR INSPECTION " procedure.

      NO

      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, ending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.