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Home >> Hyundai >> 2007 >> Tiburon SE >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel System (G6BA-GSL 2.7L) >> DTC Troubleshooting Procedures >> DTC P0123 Throttle/Pedal Position Sensor/Switch "A" Circuit High Input >> Ground Circuit Inspection
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Ground Circuit Inspection

  1. Ignition "OFF".
  2. Disconnect TPS connector.
  3. Ignition "ON" & Engine "OFF".
  4. Measure voltage between terminal 2 of the sensor harness connector and chassis ground.

    Specification: Approx. 0V

  5. Is voltage within the specification?

    YES: 

    NO: 

    • Check the ground circuit for an open.

    Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.