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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 120 (Air Conditioning System Diagnosis (HEV)) >> DTC B1204: Air Mix Potentiometer Open (Low) - Passenger >> Scantool Diagnostics >> Monitor Scantool data

Monitor Scantool data

WARNING: This page is about a different variant/trim than selected.

■ Check Actuation Test 

  1. Connect Scantool with diagnostic connector.
  2. Warm up the Engine to normal temperature after Engine start.
  3. Select "Air Mix Door Potentiometer-Passenger" parameter on the current data with Scantool.
  4. Perform Actuation Test for "Passenger Air Mix Door - 0%/50%/100%.
  5. With performing Actuation test, check that the value of Air Mix Door Potentiometer is changed and close to the value of Actuation Test.

    Specification: 

    Check that the value of Air Mix Door Potentiometer at current data should be close to the value of the actuation test.

    Fig 1: Screen Display - Air Mix Door Potentiometer-Driver
    G10591028Courtesy of HYUNDAI MOTOR AMERICA
  6. Does the value of current data follow in accordance with the each actuation test?

    YES 

    • This is a intermittent problem caused by poor contact of component or Control Unit.
    • Thoroughly check the looseness, poor connection, bent, corrosion, contamination, deformation or damage of connector.
    • Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

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