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Home >> Hyundai >> 2009 >> Tucson GLS, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System >> Troubleshooting for DTC >> P0721 Output Speed Sensor Circuit Range/Performance >> Signal Circuit Inspection

Signal Circuit Inspection

  1. Ignition "ON" & Engine "OFF".
  2. Disconnect the "OUTPUT SPEED SENSOR" connector
  3. Measure voltage between terminal "2" of the OUTPUT SPEED SENSOR harness connector and chassis ground.

    Specification  : Approx. 5V

    Fig 1: Measuring Voltage Between Terminal 2 Of Output Speed Sensor Harness Connector And Chassis Ground
    G06207302Courtesy of HYUNDAI MOTOR CO.
  4. Is voltage within specifications?

    YES 

    NO