The nuvi 1300 does not have JCV directory,
You will need to make a new directory.
.System\JCV

You can also place the files in SD memory card, if the
files are to large to fit.

Make a directory in the SD card, \garmin\JCV

Use the larger junction view file 752MB
D3060030A.JCV

Here is the direct link to the download file on the Garmin website:
[Only registered and activated users can see links. ]