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Home › Hyundai › 2009 › Tucson GLS, Automatic › Repair and Diagnosis › Engine Performance › System › DTC Troubleshooting Procedures (2.0L) › Troubleshooting for DTC › P0140 O2 Sensor Circuit No Activity Detected (Bank 1/Sensor 2) › Ho2S Fuse Inspection

Ho2S Fuse Inspection

  1. Ignition "OFF" & Engine "OFF".
  2. Verify "10A Sensor fuse" is installed and not blown.
  3. If OK, go to "COMPONENT INSPECTION " procedure.

    If NG, replace fuse and repair any shorts as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

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