'91, '93, and '97 ES300 FSM's can be found at
http://pdftown.com/Toyota-Lexus-ES-Service-Manual.html
click on the blue download under the picture,
On the next screen enter the password: pdftown.com
:) :)
p.s. pardon me if this info was posted previously, the links on the earliest posts were broke, the recent posts didn't have links to FSM's, and i was too lazy to read all the posts in between.