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Home >> Hyundai >> 2006 >> Tucson GLS, FWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel System (G6BA - GSL 2.7) >> DTC Troubleshooting Procedures >> DTC P0118 Engine Coolant Temperature Circuit High Input >> Monitor SCANTOOL Data

Monitor SCANTOOL Data

  1. Ignition "ON" & Engine "OFF"
  2. Disconnect ECTS connector
  3. Connect Scantool and monitor the "COOLANT TEMP. SNSR(V)" parameter on the Scantool data list.
  4. Jumper the terminals 1 and 2 of the ECTS harness connector together.

    Specification: Approx. 0V

    Fig 1: Scantool Display - COOLANT TEMP. SNSR(V)
    G04810280Courtesy of HYUNDAI MOTOR CO.
  5. Is ECTS parameter within the specification?

    YES  : --> Possibility of sensor malfunction. Go to "COMPONENT INSPECTION " procedure.

    NO  : --> Go to next step as below.

  6. Jumper the terminal 3 of the ECT sensor harness connector to chassis ground.
  7. Observe the "ECT SENSOR" parameter on the Scantool.

    Specification: Approx. 0V

  8. Is ECT data within the specification?

    YES  : --> Possibility of open in ECTS ground circuit. Go to "GROUND CIRCUIT INSPECTION " procedure.

    NO  : --> Possibility of open or short to battery in ECTS signal circuit. Go to "SIGNAL CIRCUIT INSPECTION " procedure.

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