2004 Hyundai Sonata Owner's Manual - Page 17

FEATURES OF YOUR HYUNDAI B040C02Y-AAT B040D01Y-AAT B040F01Y-AAT 1- 5 Locking From the Outside Locking From the Inside LOCK Illuminated Door Key Cylinder (If installed) UNLOCK B040C01Y B040D02Y The doors can be locked without a key. To lock the doors from the outside, first push the inside lock switch to the "LOCK" position, so that the red mark on the switch is not visible, then close the door. The door will not lock if the key is left in the ignition switch when the front doors are closed. This is normal. To lock the doors from the inside, simply close the door and push the lock switch to the "LOCK" position. When this is done, neither the outside nor the inside door handle can be used. B040F01Y NOTE: o When the door is locked, the red mark on the switch is not visible. o The driver's door can be opened by pulling the inside door handle even if the lock switch is depressed. Whenever the driver's door handle is pulled, the key cylinder of the door handle will be illuminated for your convenience. The light will go off 10 seconds after pulling the door handle. NOTE: o When locking the door this way, be careful not to lock the door with the ignition key left in the vehicle. o To reduce the chance of theft, always remove the ignition key, close all windows, and lock all doors when leaving your vehicle unattended.