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Home >> Kia >> 2009 >> Rio Base, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System >> Troubleshooting >> DTC P0722 Output Speed Sensor Circuit - No Signal >> Component Inspection

Component Inspection

  1. Check "OUTPUT SPEED SENSOR (PG-B)"
    1. Ignition "OFF".
    2. Disconnect the "OUTPUT SPEED SENSOR" connector.
    3. Measure resistance between terminal "1" and "2" of the "OUTPUT SPEED SENSOR" connector.

      Specification: 245±30 Ω /20°C (68°F)

      Fig 1: Measuring Resistance Between Terminal 1 And 2 Of Output Speed Sensor Connector
      G04862564Courtesy of KIA MOTORS AMERICA, INC.
    4. Is resistance within specifications?

      YES  : --> Go to step  2.

      NO  : --> Replace "OUTPUT SPEED SENSOR (PG-B)" as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

  2. CHECK PCM
    1. Ignition "ON" & Engine "OFF".
    2. Connect "OUTPUT SPEED SENSOR" connector.
    3. Install scan tool and select SIMU-SCAN mode.
    4. Simulate frequency to "OUTPUT SPEED SENSOR (PG-B)" signal circuit.
      Fig 2: Output Speed Sensor (PG-B) - Screen Display
      G04862565Courtesy of KIA MOTORS AMERICA, INC.
    5. Is "OUTPUT SPEED SENSOR (PG-B)" signal value changed according to simulation frequency?

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