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Home >> Kia >> 2009 >> Optima EX, 2.4 8 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Troubleshooting >> DTC P0708: Transmission Range Sensor Circuit High Input >> Scan Tool Diagnostics >> Monitor Scan Tool Data
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Monitor Scan Tool Data

  1. Connect scan tool to data link connector (DLC)
  2. Ignition "ON" & Engine "OFF".
  3. Monitor the "TRANSAXLE RANGE SWITCH" parameter on the scan tool
  4. Move selector lever from "P" range to "D" range.
    Fig 1: Scan Tool Display - Transaxle Range Switch Parameter (P, N Range)
    G06416711Courtesy of KIA MOTORS AMERICA, INC.
    Fig 2: Scan Tool Display - Transaxle Range Switch Parameter (R Range)
    G06416712Courtesy of KIA MOTORS AMERICA, INC.
    Fig 3: Scan Tool Display - Transaxle Range Switch Parameter (D Range)
    G06416713Courtesy of KIA MOTORS AMERICA, INC.
  5. Does "TRANSAXLE RANGE SWITCH" follow the reference data?

    YES 

    • Fault is intermittent caused by poor contact in the sensor's and/or TCM (PCM) connector or was repaired and TCM (PCM) memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

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