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Home >> Kia >> 2005 >> Amanti >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (2 Of 2) >> DTC P2123 Throttle/Pedal Position Sensor/Switch "D" Circuit High Input >> Signal Circuit Inspection

Signal Circuit Inspection

  1. Check for short to battery in harness
    1. Ignition "OFF"
    2. Disconnect APS connector.
    3. Ignition "ON" & Engine "OFF"
    4. Measure voltage between terminal "6" of APS harness connector and chassis ground.

      Specification: Approx.0V

      Fig 1: Measuring Voltage Between Terminal "6" Of APS Harness Connector And Chassis Ground
      G03876887Courtesy of KIA MOTORS AMERICA, INC.
    5. Is the measured voltage within specifications?

      YES 

      NO