July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
DTC P0606 Control Module Processor: Trouble Symptom
WARNING: This page is about a different car, the 2015 Subaru Outback and 2015 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
Improper idling
Poor driving performance
CAUTION:
After servicing or replacing faulty parts, perform Clear Memory Mode <Ref. to
OPERATION , Clear Memory Mode.>, and Inspection Mode <Ref. to
PROCEDURE , Inspection Mode.>.