DTC B2329 Rear Radar Axis Alignment Incomplete: DTC Detecting Condition
WARNING: This page is about a different car, the 2016 Subaru Outback and 2016 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
Axis adjustment of the radar sensor has failed.
(Forced termination of the Subaru Select Monitor, improper location of the target reflector, or deviation of the radar sensor due to impact.)