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Evaporator Temperature Sensor Test: Test

How to use this manual .

NOTE: Before testing the sensor, check for climate control DTCs .
  1. Evaporator Temperature Sensor - Test

    Preconditions 

    Figure 1 

    GHH484443Courtesy of HONDA, U.S.A., INC.

    Figure 2 

    GHH484444Courtesy of HONDA, U.S.A., INC.

    Procedure/Specifications 

    1. Dip the sensor in ice water, and measure the resistance between terminals No. 1 and No. 2. (Figure 1)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. (Figure 2)

    Result 

    • If the result is not as specified, replace the evaporator temperature sensor.