It is a common problem, I had a lot of friends with such car issue and my best advice will be to go to a good service or mechanic. In general Toyota is making good cars with a good resistance without problems but sometimes there are models with problems. Guys, I am making a reconstruction in my house and I am planning now to change the doors, I have found recently patio doors , looks very great and stylish so if you are looking also then you can check the link for sure you will enjoy.