TRANSAXLE FLUID TEMPERATURE (TFT) SENSOR CONSTRUCTION/OPERATION[FN4A-EL]

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•  The TFT sensor is a thermistor type and the resistance changes according to the ATF temperature.
•  The characteristic of the resistance is as shown in the figure below: when the ATF temperature increases, the resistance decreases, and when the ATF temperature decreases, the resistance increases.
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Oil strainer
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TFT sensor

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Resistance
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ATF temperature
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Characteristic of TFT sensor
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Increases