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Home >> Kia >> 2006 >> Spectra5 2.0 2, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (1 Of 2) >> DTC P0123 Throttle/Pedal Position Sensor/Switch "A" Circuit High Input (Gasoline) / Accelerator Position Sensor 1-High Input (Diesel) >> 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.