Our comprehensive 2002 Lexus IS300 stereo wiring diagram shows you all the stereo wire harness colors, car speaker wiring colors and car speaker sizes. Use our 2002 Lexus IS300 head unit pin-out guide to help you with your car radio troubleshooting and installation needs.. I own a Lexus IS 200 from 1999. The radio/cassette/CD unit (part nr.: 86120-53040) in it broke down. I bought a used unit from a Lexus IS 300 from 2002 (part nr.: 86120-53120) in USA via ebay.. Then this and the male part of the harness, and the wire diagram for your car should be all you need.. 06 Lexus IS300 ; Wiring Diagram For Audio.
![[DIAGRAM] Lexus Is300 Stereo Wiring Diagram](http://www.clublexus.com/forums/attachments/lexus-audio-video-security-and-electronics/104389d1178917004-how-to-install-aftermarket-radio-in-2nd-generation-gs-factory-radio-connection.jpg "[DIAGRAM] Lexus Is300 Stereo Wiring Diagram")
![mimin [44+] Stereo Wiring Diagram Lexus Is300, Lexus Is200 Wiring](http://is300.fidke.com/images/diy/aux-in-mod/is300-oem-radio-harness-2.jpg "mimin [44+] Stereo Wiring Diagram Lexus Is300, Lexus Is200 Wiring")
![shintia [17+] Lexus Is200 Radio Wiring Diagram, 98 Lexus Es300](https://www.clublexus.com/forums/attachments/gs-2nd-gen-1998-2005/108515d1185050565-wiring-diagram-help-wiring-diagram-2003.png "shintia [17+] Lexus Is200 Radio Wiring Diagram, 98 Lexus Es300 Radio")
Our complete Lexus radio wiring diagrams shows you all the stereo wire harness colors, speaker wiring colors and speaker sizes.. Each Lexus radio wiring diagram lists information from hands on experience or is provided by our community that is verified. That's why you can be sure you're getting the most accurate Lexus radio wiring.. Stereo Wiring Diagram Menu. Menu. Request Stereo Diagrams; Stereo Wiring Diagrams; 2002 Lexus IS300. May 18, 2018 May 18, 2018 by Mr Stereo. 2002 Lexus IS300 Stereo Wiring Information. Radio Constant 12V+ Wire: Blue/Yellow Radio Switched 12V+ Wire: Brown Radio Ground Wire: Gray