2007 Nissan Sentra Owner's Manual - Page 128
2007 Nissan Sentra Manual
Page 128 highlights
The hazard warning lights will flash once and the horn will sound once to confirm that the horn beep feature has been reactivated. Deactivating the horn beep feature does not silence the horn if the alarm is triggered. WPD0361 WPD0362 Using the panic alarm If you are near your vehicle and feel threatened, you may activate the panic alarm to call attention by pushing and holding the button on the Intelligent Key for longer than 0.5 second. The panic alarm and headlights will stay on for 25 seconds. The panic alarm stops when: ● it has run for 25 seconds, or ● any button is pushed on the Intelligent Key. Silencing the horn beep feature If desired, the horn beep feature can be deactivated using the Intelligent Key. To deactivate: Press and hold the and buttons for at least 2 seconds. The hazard warning lights will flash three times to confirm that the horn beep feature has been deactivated. To activate: Press and hold the and buttons for at least 2 seconds once more. 3-18 Pre-driving checks and adjustments