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Home >> Hyundai >> 2008 >> Tucson GLS, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System >> DTC Troubleshooting Procedure >> DTC P0720 Output Speed Sensor Circuit >> Power Supply Circuit Inspection

Power Supply Circuit Inspection

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

    Specification: approx. B+

    Fig 1: Measuring Voltage Between Terminal Of 3 Output Speed Sensor Harness Connector And Chassis Ground
    G04811284Courtesy of HYUNDAI MOTOR CO.
  4. Is voltage within specification?

    YES  : --> Go to "GROUND CIRCUIT INSPECTION " procedure.

    NO  : --> Check for open in harness. Repair as necessary and Go to "VERIFICATION OF VEHICLE REPAIR " procedure.