No its in the boot on the drivers side.
The boxes in the wheel well are the TV and Radio tuners.
Sat nav may have just got iself confused or has damp inside.
If you remove this following the correct shutdown procedure Leave in airing cupboard or a dry warm place overnight and it may be ok
See below for how to shutdown
http://www.the75andztclub.co.uk/foru...read.php?t=109