Hello,

I hope you are doing fine, yes, you can join .tech in mechatronics engineering course after completing you diploma in mechanical engineering. after completing diploma in mechanical you can join b.tech course through lateral entry entrance test.

The eligibility criteria for various institutions may differ. So check out the eligibility requirements for the institution you are applying to. You can use the link given below to get a list of institutions offering btec in mechatronics.

https://engineering.careers360.com/colleges/list-of-be-btech-in-mechatronics-engineering-colleges-in-india

I hope you find this information helpful. I wish you all the best for your future.

Good Luck