If your head unit displays a countdown you will need to return to a service centres before the countdown reach 0 hours. If you do not return your interlock will go into lockout and you will need to purchase a code.
“SvcLckxxday/hr” – You have missed you service date and are in a period of grace before the interlock locks out “VioLckxxday/hr” – You’ve caused a program violation and must return to the service centre before 0 hours. An unscheduled service fee will be payable on return.
“RECALL:* xxH” – An issue has been detected with your interlock. Return to the service centre to have it checked before 0 hours.