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Evaporator Temperature Sensor Test

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  1. Dip the sensor in ice water, and measure the resistance between its terminals.
    Fig 1: Dipping Sensor In Ice Water & Measuring Resistance Between Its Terminals
    G01519985Courtesy of AMERICAN HONDA MOTOR CO., INC.
  2. Then pour warm water on the sensor, and check for a change in resistance.
  3. Compare the resistance readings with the specifications shown in the graph; the resistance should be within the specifications.
Fig 2: Evaporator Temperature Sensor Temperature-To-Resistance Chart
G01519986Courtesy of AMERICAN HONDA MOTOR CO., INC.
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