help replace a timing belt on 1996 Toyota RAV4

my brother in law is fixing my truck he put on a new water pump and it where the timing belt is and told to buy the belt and i did now he doesnt know how to get it back together. and he needs a diagram or guide with the pictures and showing what is what. thank u trudy sawyers my emal is can you please help i really need my truck

Asked by for the 1996 Toyota RAV4