Ah OK, in my car AEB and SCC ("Smart Cruise Control" as they call it) are the same sub-system - when one broke due to the no-input fail-safe, so did the other.

Ah OK, in my car AEB and SCC ("Smart Cruise Control" as they call it) are the same sub-system - when one broke due to the no-input fail-safe, so did the other. The radar is behind the badge and works in tandem with the camera I believe.