Honda 1996 Civic Coupe Owner's Manual page 51

The doors can also be locked and
unlocked from the outside with the
key.
Power Door Locks
MASTER DOOR LOCK SWITCH
On HX and EX models in the U.S., and Si
model in Canada
The master door lock switch allows
control of both door locks from the
driver's door. Push the switch down
to lock both doors, and up to unlock
them.
Keys and Locks
Both doors lock when you push the
lock tab on the driver's door in, or
lock the driver's door from the
outside with the key. Only the driver's
door unlocks when you use the key
or lock tab. To unlock the passenger's
door, use the master door lock
switch or the lock tab on passenger's
door.
Instruments and Controls