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Home >> Kia >> 2017 >> Cadenza Technology >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (5 Of 6) >> DTC P2123-00: Accelerator Position Sensor 1 Signal Circuit High Input >> Wiring Inspection >> Ground Circuit Inspection

Ground Circuit Inspection

  1. Ignition "OFF" & disconnect the APS connector.
  2. Ignition "ON".
  3. Measure voltage between Pin No. 4 (APS.1 Power) terminal APS harness connector and chassis ground. (A)
  4. Measure voltage between Pin No. 4 (APS.1 Power) and Pin No. 2 (APS.1 Ground) terminal APS harness connector. (B)

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

  5. Is the measured value within specification?

    YES 

    NO 

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