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Monitor Scan Tool Data

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  1. Connect scan tool to data link connector (DLC).
  2. Engine "ON"
  3. Monitor the "IN-CAR TEMP. SENSOR" Parameter on the scan tool.
    Fig 1: Diagnosis Function Screen Display - In-Car Temp Sensor
    G04885439Courtesy of KIA MOTORS AMERICA, INC.
  4. Are the DTC B1233 present and is parameter of "IN-CAR TEMP. SENSOR" fixed?

    Parameter of "IN-CAR TEMP. SENSOR" will be fixed at 25°C (77°F), if there is any fault in IN-CAR TEMP. SENSOR.

    YES 

    Go to TERMINAL AND CONNECTOR INSPECTION  procedure.

    NO 

    Fault is intermittent caused by poor contact in the sensor's and/or A/C controller's connector or was repaired and A/C controller memory was not cleared. 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.