message center message reads "service alarm system". What service is required? on 2001 Volvo S60

There is an on board message center in the car. The message periodically reads "service alarm system." what service, if any is required?

Asked by for the 2001 Volvo S60
Your vehicle has identified a problem with the alarm system. You will need to have a shop with the appropriate tool access the computer in your car that holds the information about the alarm. Try a european specialist or Volvo dealer.
Good luck