Check location of JCV Should be in memory card \Garmin\JCV\D2504070A.JCV
To check Inventory
Press Battery Icon for 10 seconds
Press Next
Press Start Test
Press More
This will get you to Inventory Screen

Check that you have a line like this JCV D2504-07 2.00 Junction View (JCV)
This means that your JCV is registered in the Inventory

Also check Splash Splash D1340-50 2.00 nuvi narrow+wide,TTS,TRF,LA,J Pass
This means that your device is capable of JCV

If you simulate a route from Lisbon to Barcelona (Faster Time) you should see lots of JCV's