TSX L4-2.4L (2005)
Coolant Temperature Sensor/Switch (For Computer): Service and Repair
ECT Sensor Replacement
1. Remove the air cleaner.
2. Remove the EVAP canister purge valve.
3. Unbolt the under-hood fuse/relay box bolt and move the box aside.
4. Disconnect the ECT sensor connector (A).
5. Remove the ECT sensor (B).
6. Install the sensor in the reverse order of removal with a new O-ring (C), then refill the radiator with engine coolant.
