Hey folks, I know this is a 7 year old thread I'm reviving. I just wanted to give a sincere thanks to IBallEngineer for this post above, as it just really helped me troubleshoot my issue with my 2000 4Runner LTD headlights not working. Turns out there was a mysterious break in the red wire...
Big thanks to both @Jungoes & @Wishmun!!!
Wow, big thanks to both Jungoes & Wishmun for this fantastic guide! After suffering for years with the stubborn climate control on my 2000 4Runner, I finally got around to solving the problem by following this awesome guide.
My climate control now...