Listen for any clunks from the drivetrain, see if you can pull the the plugs on the battery and look for coolant. You might see if there is a way to pressure test the coolant system.
At this point it would be near a decade old, so don't be surprised if the battery is less than 75% of the original.
2012 Candy Blue FFE, 100K+ Miles
33.5kWh battery pack, 26.4kWh EtE
40A+ L2, CHAdeMO, CCS pending