Honda HR-V 2018 Manual page 177

uuLocking and Unlocking the DoorsuLocking/Unlocking the Doors from the Inside
■
Using the Master Door Lock Switch
To Lock
Master Door
To Unlock
Lock Switch
* Not available on all models
176
*
Press the master door lock switch in as shown
to lock or unlock all the doors and the tailgate.
*
1Using the Master Door Lock Switch
When you lock/unlock the driver's door using the
master door lock switch, all the other doors and the
tailgate lock/unlock at the same time.