2007 Lexus GS 350 Owners Manual - Page 8

Topic 1 Entering and Exiting Anti-theft System The anti-theft system includes the following features to help protect your vehicle from theft. n Engine immobilizer system The engine immobilizer system prevents the engine from being started in the event that an attempt is made to start the vehicle using an unregistered key. The security indicator light flashes to indicate that the system is set. n Alarm When forcible entry is detected, the alarm attracts attention to the vehicle by sounding the horn and flashing the exterior lights. When all the doors are locked, the security indicator light comes on and begins to flash after approximately 30 seconds to indicate that the system is armed. To stop the alarm, start the engine or unlock the doors or trunk using the entry function or the wireless remote control. (The alarm will stop after several seconds.) n Steering lock The steering lock is engaged when the driver's door is opened with the engine switch OFF. 9