1998 Nissan Altima Owner's Manual - Page 53
1998 Nissan Altima Manual
Page 53 highlights
How to stop the alarm The alarm stops only by unlocking a door or the trunk lid with the key, or by pressing the button on the multi-remote controller. The alarm does not stop if the ignition switch is turned to ACC or ON. The hazard lights will quickly flash three times to confirm that the horn beep feature has been reactivated. Deactivating the horn feature does not silence the horn if the alarm is triggered. If the system does not operate as described above, have it checked by an authorized NISSAN dealer. AIC1037 Silencing the horn beep feature If desired, the horn beep feature can be deactivated using the multi-remote controller. The instructions are on the back of the multi-remote controller. To deactivate: Press and hold the and buttons for at least two seconds. The hazard lights will quickly flash three times to confirm that the horn beep feature has been deactivated. To activate: Press and hold the and buttons for at least two seconds once more. 2-10 Instruments and controls