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. HandsFreeLink Control Unit Removal and Installation
0521B3 Removal NOTE: SRS components are located in this area. Review the SRS component locations and the precautions and procedures before doing repairs or service. ...