allright I know your in doubt about this but I tried it and it did work on my 2003 tacoma and would probably work on 2001-2004.
http://customtacos.com/tech/index.php?article=12
I unplug the one wire and it works. I ordered the glass break sensor. for $26.
http://customtacos.com/tech/index.php?article=12
I unplug the one wire and it works. I ordered the glass break sensor. for $26.