Honda CITY 2017 Owner's Manual page 123

uuLocking and Unlocking the DoorsuLocking/Unlocking the Doors from the Inside
■
Using the Master Door Lock Switch
To Unlock
Master Door
Lock Switch
* Not available on all models
122
*
Press the master door lock switch in as shown
To Lock
to lock or unlock all doors.
*
1Using the Master Door Lock Switch
When you lock/unlock the driver's door using the
master door lock switch, all the other doors lock/
unlock at the same time.