Hi

You can definitely go for btec mechatronics after completing your diploma in electronic engineering since these are all interdisciplinary streams and mechatronics is a combination of mechanical, electrical, telecommunications, control and computer engineering. 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

Hope the information is helpful to you.