renolink bcm continental t4 change help

[monini64]

i need change the bcm continental t4, logan car with ems 3120, i have renolink but not instruction, i have a used bcm for replace the original, i clear inmo, but i dont know if a need clear ecm inmo too, i not clear ecm inmo, when i try program keys and learn the ecm i have problem, renolink read isk and give mi the pin but uch not recognice the pin, anyone have instructions