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Home >> Kia >> 2014 >> Forte5 SX, Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) - 1.6L >> DTC P0123: Throttle Position Sensor 1 Signal Circuit High Input >> Wiring Inspection >> Ground Circuit Inspection
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Ground Circuit Inspection

  1. IG "OFF" and disconnect ETC Motor & TPS connector.
  2. IG "ON".
  3. Measure the voltage between signal terminal of TPS harness connector and chassis ground. (A)
  4. Measure the voltage between signal and ground terminal of TPS harness connector and chassis ground. (B)

    Specification:  "A" - "B" = Below 200mV

  5. Is the measured voltage within specification?

    YES 

    NO