How to properly and permanently fix a high idle speed on a Toyota 3VZE 3.0 Liter V6 engine for basically FREE. I haven't seen this DIY anywhere on the internet, so here it is!
It's all in the Idle Air Control Valve. IACV IAC

If your threaded collar is stuck, here's a video a viewer made about a tool he had to create to get the collar to unthread:    • Tool for fast idol control valve 3VZE...  

Purchase the 3VZE head gasket replacement parts list here: https://practicalenthusiast.gumroad.c...

Check out the full 1988 4Runner restoration series here:    • Toyota 4Runner  

Parts I used:
Throttle body gasket: https://amzn.to/3jfUIyQ'>https://amzn.to/3jfUIyQ
Throttle body / Carburetor cleaner: https://amzn.to/3jfUIyQ'>https://amzn.to/3jfUIyQ

1988 Toyota 4Runner 3VZE