HONDA 2015 Civic Si Coupe - Owner's Manual - Manual (Page 107)

uu Locking and Unlocking the Doors u Locking/Unlocking the Doors from the Outside
106
Co
ntrols
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Unlocking the doors
Press the unlock button.
Once:
u Some exterior lights flash twice, and the driver's door unlocks.
Twice:
u The passenger’s door unlock.
1 Using the Remote Transmitter
If the distance at which the remote transmitter works
varies, the battery is probably low.
If the LED does not come on when you press a
button, the battery is dead.
2 Replacing the Button Battery P. 382
You can customize the door unlock mode setting.
2 Customized Features P. 87