Remove the top radiator shroud.
Drain the coolant.
Remove the #1 engine top cover.
Removing
Pic. 2.577. Coolant Temperature Sensor Connector
Disconnect the coolant temperature sensor connector (pic. 2.577).
Pic. 2.578. Removing the coolant temperature sensor
Using SST, remove the coolant temperature sensor (pic. 2.578).
Installation
Install a new gasket to the engine coolant temperature sensor.
Using SST, install the engine coolant temperature sensor.
Tightening torque: 20 Nm
Note. Do not use a sensor that has been dropped or subjected to shock.
Install the #1 engine top cover.
Install the upper radiator shroud.
Connect the negative terminal to the battery terminal.
Tightening torque: 5.4 Nm.
Fill with coolant.
Check for coolant leaks.