Honda Civic Service Manual: Antenna

Accessories

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AM/FM Antenna Amplifier Removal and Installation (2-door)

0151C1 Removal NOTE: SRS components are located in this area. Review the SRS component locations and the precautions and procedures before doing repairs or service. ...

See also:

Honda Civic Owners Manual. Using the Smart Entry with Push Button Start System
When you carry the smart entry remote, you can lock/unlock the doors, fuel fill door, and open the trunk. You can lock/unlock the doors and fuel fill door within a radius of about 32 inches (80 cm) of the outside door handle. You can open the trunk within about 32 inches (80 cm) radius ...