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Home >> Kia >> 2009 >> Amanti >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (1 Of 2) >> DTC P0123 Throttle/Pedal Position Sensor/Switch "A" Circuit High Input >> Ground Circuit Inspection

Ground Circuit Inspection

  1. IG "OFF" and disconnect TPS connector.
  2. IG "ON" and ENG "OFF"
  3. Measure voltage between terminal 4 of TPS harness connector and chassis ground.
  4. Measure voltage between terminals 4 and 8 of TPS harness connector.

    Specification : Voltage difference between measurement "A" and "B" is below 200mV.

    Fig 1: Measuring Voltage Between Terminals 4 And 8 Of TPS Harness Connector
    G00489819Courtesy of KIA MOTORS AMERICA, INC.
  5. Is the measured voltage within specification?

    YES 

    NO