Control box part number?

[ac427]

It has 12527830804 written on it but i cannot find that part number.

Does anyone know the part number of it?

Do they ever go wrong?

[Cubieman]

I assume you are referring to the engine wiring harness, you shouldn't need to worry about this unless you have some kind of fire or major rodent damage.

https://www.turnermotorsport.com/p-13097-12517831646-genuine-bmw-part/?gad_source=1&gclid=Cj0KCQjw3bm3BhDJARIsAKnHoVUsFo7-GswjGTMxEBmtjGOQSJ4D6uJt8-wR70N5iPAPbne0THIsid8aAv2_EALw_wcB