Honda Civic Service Manual: Engine Cooling

Engine

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Coolant Replacement (R18A9)

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

See also:

Honda Civic Service Manual. ODS Unit Operation Check (KA KC KL models)
Procedure 1. After Replacing Front Passenger's Seat Component(s) After Replacing Front Passenger's Seat Component(s) NOTE: Check the ODS unit operation after any of these actions: ...