Honda Civic Service Manual: Radiator

Thermostat Housing Removal and Installation (R18Z1)

1141B6 1. Radiator Cap 1. Wait until the engine is cool, then carefully remove the radiator cap. ...

Radiator Connecting Pipe Removal and Installation (K24Z7)

1141E7 1. Radiator Cap 1. Wait until the engine is cool, then carefully remove the radiator cap. ...

See also:

Honda Civic Service Manual. Rewriting the ODO Data and Transferring the Maintenance Minder™ Data to a New Gauge Control Module ('13)
1. HDS DLC - Connection NOTE: For specific operations, refer to the user's manual that came with the Honda Diagnostic System (HDS). Make sure the HDS is loaded with the latest software. ...