Hello & ACC Retrofit question

[SaNGRia]

Originally Posted by wesleyredhat

Hi, I'm starting this retrofit on my F30 LCI 2018. I have the following question: does the frr2 radar sensor work on the F series or do I need the frr1 version?

Completely different architecture. Will not work.

[mrpingu]

Originally Posted by SaNGRia

Completely different architecture. Will not work.

That’s What I thought after researching the wire diagrams for G-series.

What is the difference between the continental ARS-3A and ARS-3B, do you happen to know and the impact of it on coding?