ECT Sensor 2 Replacement

WARNING: This page is about a different car, the 2009 Honda S2000, 2008 Honda S2000, 2007 Honda S2000, and 2006 Honda S2000. However, it is still accessible from the selected car via links, so may be relevant.

Drain the engine coolant (see COOLANT REPLACEMENT ).
Remove the splash shield.
Disconnect the ECT sensor 2 2P connector (A), then remove ECT sensor 2 (B).

Fig 1: ECT Sensor 2 2P Connector And ECT Sensor 2 With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Install ECT sensor 2 with a new O-ring (C).
Install the splash shield.
Refill the radiator with engine coolant (see COOLANT REPLACEMENT ).