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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 94 (Air Conditioning System (HEV)) >> Evaporator Temperature Sensor >> Repair Procedures >> Inspection

Repair Procedures: Inspection

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  1. Turn the ignition switch OFF.
  2. Disconnect the evaporator temperature sensor connector.
  3. Measure resistance between terminal "+" and "-" of the evaporator temperature sensor.
    Fig 1: Measuring Resistance Between Terminals Of Evaporator Temperature Sensor
    G10590501Courtesy of HYUNDAI MOTOR AMERICA
    EVAPORATOR TEMPERATURE SENSOR RESISTANCE SPECIFICATIONS

    Evaporator core temperature [°C (°F)] Resistance [K Ω]
    -10 43.35
    0 27.62
    10 18.07
    20 12.11
    30 8.3
    40 5.81
  4. Connect the evaporator temperature sensor connector.
  5. Run the engine and turn the A/C switch ON, then measure the voltage between the terminals of the harness connector.
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