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 lock the driver’s door with a key, all the other doors lock at the same time. When unlocking, the driver’s door unlocks first. Turn the key a second time within a few seconds to unlock the remaining doors.
Models with driver information interface
You can customize the door unlock mode setting.
Customized Features
Using the Remote Transmitter
Locking a Door Without Using a KeyHonda Civic Owners Manual. Ring Tone
You can change the ring tone setting.
Go to the phone settings screen.
Select Ring Tone.
Select Fixed or Mobile Phone.
Ring Tone
Fixed: The fixed ring tone sounds from the speakers.
Mobile Phone: For certain connected phones, the
ring tone stored in the p ...