Buddy you are so specific about your query , I am unable to answer. How ever I suggest you to consult galgotias university counselling Team . They are really good at it
You can go for software engineering or system engineering .These will help you in learning how things are made from scratch
After graduation in Engineering one can further opt for M.E./M.Tech in Automobile engineering colleges which are spread all over India.
Any person with Engineering degree/Diploma can become an automotive engineer with a strong base in Science and Mathematics.