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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 B1209: Intake Potentiometer Short (High) >> General Information >> 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 "Intake Potentiometer" parameter on the current data with Scantool
  4. Perform Actuation Test for Air Inlet Mode Selection - Regulation/Fresh in order.
  5. With performing Actuation test, check that the value of each position sensors are changing.

    Specification  : Recirculation: About 90%, Fresh: About 10%.

    Fig 1: Screen Display - Intake Potentiometer
    G10591050Courtesy of HYUNDAI MOTOR AMERICA
  6. Are the value of each position sensors changed when performing 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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