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Home › Kia › 2011 › Rio SX › Repair and Diagnosis › Transmission › Automatic Trans › Automatic Transaxle System Diagnosis › DTC P0716: AT Input Speed Sensor High Input › Inspection Repair › Component Inspection › Check PCM/TCM

Check PCM/TCM

  1. Ignition "ON" & Engine "OFF".
  2. Connect "INPUT SPEED SENSOR" connector.
  3. Install scantool and select a SIMU-SCAN,
  4. Simulate frequency to INPUT SPEED SENSOR signal circuit.
    Fig 1: Scantool Display - Simulation Voltage Of Input Speed Sensor (Input 150Hz)
    G06831422Courtesy of KIA MOTORS AMERICA, INC.
    Fig 2: Scantool Display - Simulation Voltage Of Input Speed Sensor (Input 250Hz)
    G06831423Courtesy of KIA MOTORS AMERICA, INC.
  5. Is "INPUT SPEED SENSOR (PG-A)" signal value changed according to simulation frequency?

    YES

    1. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO

    1. Substitute with a known-good PCM/TCM and check for proper operation. If the problem is corrected, replace PCM/TCM as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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