Lexus 2003 LS Owner's Manual page 591

Marked Points
2UE014
"Mark"
When you touch the
above screen appears for a few seconds,
and then the Map screen returns.
76
2UE015
The registered point is shown by
switch, the
map.
To change the icon or name, etc., see "(b)
Editing marked points".
You can register up to 100 marked points. If
you attempt to register more than 100, a
message appears for confirmation.
2UE016
on the
If you want to register a new point, delete one
of the marked points. See "(c) Deleting
marked points".