Hyundai Accent: Operating door locks from outside the vehicle
NOTICE
NOTICE - Unlock mode conversion (if equipped)
You can change the system to unlock all doors by turning the key to the right once. If you want this feature (central door unlock mode), perform the following:
two stage unlock mode ↔ central door unlock mode
The unlock mode is changed alternately by pressing the lock button and unlock button on the transmitter (if equipped) at the same time for 5 seconds or more. The hazard warning lights will blink four times to indicate that the mode conversion is completed.
WARNING

NOTICE
Always remove the ignition key, engage the parking brake, close all windows and lock all doors when leaving your vehicle unattended.
Door locks
Operating door locks from inside the vehicleInspection
1.
Insert a thin stick (A) into the PCV valve (B) from
the threaded side to check that the plunger movement.
...
Removal and Installation
1.
Disconnect the battery negative terminal.
Tightening torque
(-) terminal :
4.0 ~ 6.0N.m (0.4 ~ 0.6kgf.m, 3.0 ~ 4.4l ...
Installation
1.
Place the thermostat in the block.
Install the thermostat (B) with the jiggle valve
upward.
2.
Install the water inlet fitting ( ...