Toyota Repair: 98 avalon, air control valve, idle air control valve

Question
location of idle control valve and can it be cleaned to try and fix high idle problem

Answer
The idle air control valve is located on the bottom of the throttle body, it has to be removed and then the IAC valve is removed so it can be cleaned using a brush and intake air cleaner, at the same time the throttle body should also be cleaned on the inside.