I'm looking for the same answer. Can anyone help us?
I believe it is the fuse labeled "H/CLN"
If that does not work, than it is a wiring problem that many 2003 Protege's had. Look here:
http://www.msprotege.com/forum/showthread.php?t=123641604
Where is the thermostat location on mazda protege 2003?
location cylinder 2 mazda protege
How you replace the cabin filter mazda protege 5 2003
how to replace the thermostat on a 2003 Mazda protege es 2.0
its under the dash on drivers side
How to know if air sensor not working on protege 2003
How do you replace power steering belt on 2003 Mazda protege ?1.6
where is the starter
There arent any. There arent any. There arent any.
no it will not fit.it is not the same lenght and the same height
help
1964-2003 and after that evolved into the mazda3