Engine Coolant Temperature Sensor: Removal

Disconnect the ground cable from battery.

Fig 1: Disconnecting Ground Cable From Battery
Courtesy of SUBARU OF AMERICA, INC.
Remove the air intake duct and air cleaner assembly. Refer to REMOVAL , Air Intake Duct and REMOVAL , Air Cleaner Case.
Disconnect the connector from the engine coolant temperature sensor.

Fig 2: Identifying Connector For Disconnection
Courtesy of SUBARU OF AMERICA, INC.
Remove the engine coolant temperature sensor.