July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
DTC B2477 [Dynamic Stability Control]: Notes
WARNING: This page is about a different car, the 2007 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
DTC B2477 POSSIBLE CAUSE
DTC B2477
DSC HU/CM configuration
DETECTION CONDITION
Configuration setting failure is detected.
POSSIBLE CAUSE
Module configuration procedure was not completed properly.