2005 Lexus GX 470 Owners Manual - Page 54

KEYS AND DOORS THEFT DETERRENT SYSTEM " Security indicator light To deter theft of the vehicle, this system is designed to sound an alarm if any of the doors or hood is forcibly unlocked or the battery terminal is disconnected and then reconnected while the vehicle is locked. The alarm blows the horn intermittently and flashes the headlights, tail lights and turn signal lights. Further more when the center interior light switch and personal light switch are in the "DOOR" position, the center interior light and personal lights turn on. Setting the system 1. Turn the ignition key to the "LOCK" position and remove it. The engine immobilizer system causes the indicator light to flash. 2. Close and lock all the doors and hood using an ignition key or wireless remote control. If you lock them with wireless remote control, the turn signals flash once. The flashing indicator light will remain on when all the doors and hood are closed and locked. 3. After 30 seconds, the indicator starts flashing and the system is set. 29