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Home >> Subaru >> 2021 >> WRX STI >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection System (2.5L) >> Engine Coolant Temperature Sensor >> Removal
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Engine Coolant Temperature Sensor: Removal

  1. Disconnect the ground cable from battery.
  2. Remove the generator. Refer to STARTING/CHARGING SYSTEMS(STI)>GENERATOR>REMOVAL .
  3. Drain engine coolant. Refer to COOLING(STI)>ENGINE COOLANT>REPLACEMENT>DRAINING OF ENGINE COOLANT .
  4. Disconnect the connector (A) from the engine coolant temperature sensor, and remove the engine coolant temperature sensor.
    G08538734Courtesy of SUBARU OF AMERICA, INC.