Show all systemd services which are enabled, but not running

I think you are looking for this command :

systemctl list-units [-all] [--state=xxx]

I think this two commands show what you want to see :

systemctl list-units -all --state=inactive
systemctl list-units -all --state=failed

For more detailed explanations, you can refer to this answer :

https://superuser.com/questions/896812/all-systemd-states

Have a nice day.