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Home >> Kia >> 2009 >> Sorento Base, A5SR2 >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (3 Of 3) >> P2123: Throttle/Pedal Position Sensor/Switch 'D' Circuit High Input >> Signal Circuit Inspection

Signal Circuit Inspection

  1. Check short to battery in harness
    1. IG "OFF".
    2. Disconnect APS and ECM connector.
    3. Measure resistance between terminal 2 and 3 of APS harness connector.
    4. Measure resistance between terminal 2 and 6 of APS harness connector.

      Specification: Infinite

      Fig 1: Measuring Resistance Between Terminal 2 And 6 Of APS Harness Connector
      G06412145Courtesy of KIA MOTORS AMERICA, INC.
    5. Is the measured resistance within specification?

      YES 

      NO