Disconnect the negative cable from the battery.
Perform the following procedure for ease of access.
Remove the air filter.
Move aside the exhaust gas recirculation pipe (from the intake manifold).
Drain the engine coolant.
Pic. 2.341. Installing a special tool for removing the coolant temperature sensor
Install the special tool on the coolant temperature sensor (pic. 2.341).
Remove the coolant temperature sensor.
Replace gasket.
Install in the reverse order of removal.
Tightening torque for coolant temperature sensor: 15.7–23.5 Nm.