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Transmission Fluid Temperature Sensor Inspection

  1. Remove transmission temperature sensor referring to Transmission Fluid Temperature Sensor Removal and Installation .
  2. Immerse temperature sensing part of sensor (1) in A/T fluid and check resistance between sensor terminals while heating A/T fluid gradually. If check result is not as specified, replace sensor.

    After inspection, install transmission fluid temp. sensor and connect connector.

    Transmission fluid temperature sensor resistance (Temperature: Resistance) 

    0 °C (32 °F): 1844 - 2290 ohms

    160 °C (320 °F): 19.2 - 22.2 ohms

    Fig 1: Inspecting Transmission Fluid Temperature Sensor
    G00764570Courtesy of SUZUKI OF AMERICA CORP.