If your steering wheel controls are not working after connecting on your 2009-13 4Runner, first make sure you follow this link to connect this wire:
Next, make sure your Canbus box is connected (see our video). It is a small black box that plugs onto the wiring harness.
Last, if you have confirmed both of those, pull this pin out (keep orientation the same) and move the black wire over one slot. From first red arrow to second red arrow.