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Home >> Subaru >> 2018 >> BRZ tS >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Service Information) >> Engine Coolant Temperature Sensor (FA20) >> Unit Inspection
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Unit Inspection

  1. Inspection of engine water temperature sensor
    G12586444Courtesy of SUBARU OF AMERICA, INC.
    1. Measure the resistance between the terminals.
STANDARD VALUE RESISTANCE SPECIFICATION

Inspection terminals Inspection conditions Standard value
1 - 2 Approx. 20°C {68°F} 2.25 to 2.65k Ω
Approx. 80°C {176°F} 0.305 to 0.331k Ω
CAUTION: When the inspection is performed with the sensor immersed in water, be careful not to allow the ingress of water into the terminal part. After inspection is completed, wipe off the water drops from the sensor.