Bad fuel pump on 2002 Jaguar S-Type

I have only 4025 miles on the 2002. Garaged most of the year. What would cause the fuel pump to go with not being used????

Asked by for the 2002 Jaguar S-Type
You mean the same ones that drive that Kia Sole on TV?
I believe those clowns are guinea pigs or hamsters. I wonder if THEY like green jelly?