Regarding above link, click on the Radio Tab then search for car manufacturer. Here is the Toyota specific link:

http://www.modifiedlife.com/request-a-toyota-car-radio-stereo-wiring-diagram/


Bob's 97

97 T-100, 4WD, bone stock except for MP3 player/radio
80 CJ5 Jeep (Trigger) w/ 225k miles and so rusted that tetanus shot required to ride in it