Honda Civic Owners Manual: Locking a Door Without Using a Key
Locking the driver’s door
Push the lock tab forward 
or
push the
master door lock switch in the lock direction
, and close the door.
Locking the passenger’s doors
Push the lock tab forward and close the door.
Lockout prevention system
Models without smart entry system
The doors cannot be locked when the key is in the ignition switch.
Models with smart entry system
The doors cannot be locked when the smart entry remote is inside the vehicle.
Locking a Door Without Using a Key
When you lock the driver’s door, all the other doors lock at the same time.
Make sure you have the key in your hand when you lock the driver’s door or any of the other doors, otherwise you may end up locking the key inside the vehicle.
Locking/Unlocking the Doors Using a Key
If the keyless remote battery or the vehicle battery is dead, use the key
instead of the
keyless remote.
Fully insert the key and turn it.
Locking/Unlocking the Doors Using a Key
When you lo ...
See also:
Honda Civic Owners Manual. Safety Checklist
For the safety of you and your passengers, make a habit of checking these
items
each time before you drive.
After everyone has entered the vehicle, be sure all doors are closed and
locked.
Locking the doors helps prevent an occupant from being ejected and an outsider
from unexpectedly open ...