Peterbilt SmartLINQ Manual Select the desired setting by choosing the radio button. All: Email sends every 4 hours with an “Active” fault. Derate Active/Warning: Email sends every 12 hours with an “Active” fault. Derate Active: Email sends every 24 hours with an “Active” fault. None: the user will not recieve any fault notification emails. Changes are saved automatically. PACCAR Solutions will send an email to the new user to set-up their password, will expire after 24 hours. *The password must contain at least 8 characters with at least one uppercase letter, one lowercase letter and one number and/or special character. Rev. 01/18