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. Unlocking Using the Front Door Inner Handle
Pull the front door inner handle.
The door unlocks and opens in one
motion.
Unlocking and opening the driver’s door from the inner handle unlocks all the
other
doors.
To avoid all the doors to be unlocked, use the lock tab on the driver’s door to
unlock,
then lock again bef ...