Honda Civic Owners Manual: Opening and Closing the Trunk

Auto Door Locking/Unlocking

Your vehicle locks and unlocks all doors automatically when a certain condition is met. Auto Door Locking Drive lock mode All doors lock when the vehicle’s speed reaches about 10 mph (15 km/h) ...

Precautions for Opening/Closing the Trunk

Opening the trunk Open the trunk all the way. If it is not fully opened, the trunk lid may begin to close under its own weight. Closing the trunk Keep the trunk lid closed while driving to ...

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 ...