All codesService call
SC305
Charge AC bias leak
BPCU / developer
Level B — stop, power-cycle may clear
First check
Treat as a PCU/HV call for the subcode color.
What it means
AC charge bias leak. Same inspection path as SC302, often the same PCU.
On-site steps
Parts to have on the truck
Confirm the subcode and part number in the FSM for this serial. Raicoh is a field companion, not a replacement for the book.