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Repair Procedures: Inspection

WARNING: This page is about a different car, the 2016 Hyundai Elantra GT and 2015 Hyundai Elantra GT. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn the ignition switch OFF.
  2. Disconnect the ambient temperature sensor.
  3. Check the resistance of the ambient temperature sensor between terminal "+" and "-" whether it is changed by changing of the ambient temperature.
    Fig 1: Checking Resistance Between Ambient Temperature Sensor Terminals
    G10751910Courtesy of HYUNDAI MOTOR AMERICA
    AMBIENT TEMPERATURE SPECIFICATION

    Ambient Temperature
    [°C (°F)]    		 Resistance [kΩ] Voltage [V]
    -30 (-22) 480.41 4.71
    -20 (-4) 271.21 4.50
    -10 (14) 158.18 4.20
    0 (32) 95.10 3.80
    10 (50) 58.80 3.31
    20 (68) 37.32 2.77
    30 (86) 24.26 2.24
    40 (104) 16.13 1.75
    50 (122) 10.95 1.34
  4. If the measured resistance is not within specification, substitute with a known-good ambient temperature sensor and check for proper operation.
  5. If the problem is corrected, replace the ambient temperature sensor.
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