No worries then. Check is there's a way for obd2 diagnosis. You can check for fuel trims. They can tell you alot about the fuel going inside the engine.
May Be It Needs running for at least 1000 Kms after that it give me the desire Result Do you Agree ?
Yeah Sure
Now a days engines don't need break-in period. Because they are being manufactured very precisely. But let's wait for 1000km.