Hello Pratham Bhutani!

Diploma in Automobile Engineering is a full-time 3-year Diploma level Automobile engineering course. Automobile engineering is the sub-branch of Mechanical Engineering.
Candidates who have completed and  passed their 10+2 examination with 60% of marks with mathematics and science or an equivalent examination from a recognized board are eligible for Diploma in Automobile Engineering course. The percentage may vary from one institute to another. Eligible candidates may apply for this course through online or offline.

If you fulfill the above eligibilty conditions, then you can pursue the respective diploma course.

Hope this helps. All the best!