Honda Civic Service Manual: Thermostat

Water Passage Removal and Installation (K24Z7)

1211F4 1. Radiator Cap 1. Wait until the engine is cool, then carefully remove the radiator cap. ...

Thermostat Housing Removal and Installation (R18A9)

1. Radiator Cap 1. Wait until the engine is cool, then carefully remove the radiator cap. ...

See also:

Honda Civic Service Manual. Front Fog Light Removal and Installation ('13-'14: 4-door)
1. Front Fog Light Trim Except Si model Si model 1. Remove the front fog light trim (A). ...