Hello Aniket. Here is the detailed eligibility criteria to do auto mobile engineering.

• To pursue B.E. Automobile Engineering course, students must be 10+2 pass with 50% marks in physics, chemistry and mathematics from recognized Board examination. For some top prestigious institutes like NITs, IITs or BITS the minimum percentage criteria required is 60%.
• Diploma holders in the mechanical or related stream are additionally eligible to take admission, in the second year of the program. Candidates should have done their diploma after 10th. In most of the cases applicants having bachelor degree in science are also eligible.