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Home >> Kia >> 2008 >> Magentis 2.4 3 >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Automatic Transaxle System) >> DTC P0721 Output Speed Sensor Circuit Range/Performance >> Monitor SCANTOOL Data
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Monitor SCANTOOL Data

WARNING: This page is about a different car, the 2007 Kia Optima, 2007 Kia Magentis, 2006 Kia Optima, and 2006 Kia Magentis. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect scantool to data link connector (DLC).
  2. Engine "ON".
  3. Monitor the "OUTPUT SPEED SENSOR" parameter on the scantool.
  4. Driving at speed of over 50 Km/h (31 mph).

    Specification: Increasing Gradually

    Fig 1: Display Screen Of - Output Speed Sensor
    G04805104Courtesy of KIA MOTORS AMERICA, INC.
  5. Is "output speed sensor" follow the reference data?

    YES  : --> Fault is intermittent caused by poor contact in the sensor's and/or TCM (PCM)'s 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  : --> Go to "TERMINAL & CONNECTOR INSPECTION " procedure.