hi and welcome, try to use the search feature first because even I've seen this one discussed a few times recently and I've not been here long myself
maybe have a read through these and let us know if you have any followup questions?
https://www.volvoforums.org.uk/showt...ht=washer+pump
https://www.volvoforums.org.uk/showt...ht=washer+pump << good diagram on this one
https://www.volvoforums.org.uk/showt...ht=washer+pump
https://www.volvoforums.org.uk/showt...ht=washer+pump
someone will no doubt correct if wrong but usually the pumps are attached to the header tank, front left of engine bay, might be a wheel arch lining out / bumper off job. probably easier to check other things first