Honda HR-V 2018 Manual page 173

uuLocking and Unlocking the DoorsuLocking/Unlocking the Doors from the Outside
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Locking/Unlocking the Doors Using a Key
If the lock or unlock button of the remote does not work, use the key instead.
Lock
Unlock
172
Fully insert the key and turn it.
1Locking/Unlocking the Doors Using a Key
When you lock the driver's door with the key, all the
other doors and the tailgate lock at the same time.
Latin American models
When you unlock the driver's door with the key, all
the other doors and tailgate unlock at the same time.
Except Latin American models with security system
alarm
Unlocking the doors with the key causes the security
system to alarm. Always unlock the doors with the
remote transmitter.
Models with retractable key
If you are using the retractable key, make sure it is
fully extended.