Unfortunately, there are no do it yourself programming instructions that will work for the 2012, 2013, 2014, and 2015 Toyota 4Runner remote keyless entry fob alarm.
You must take this remote/key and car to a Toyota dealer or local automotive locksmith for cutting and programming.
To learn more about these remotes or to place an order, please click on the link below:
https://www.carandtruckremotes.com/toyota-remotes-4runner-remotes.html