Home › Toyota › 2012 › Prius Plug-in › Repair and Diagnosis (Single Page) › Engine Performance › Engine Control Systems › Plug-In Charge Control System (Plug-In) (Diagnostic Codes (P0560-117 - U-0293-449) & Circuit Tests) › Plug-In Charge Control System › DTC U0293-449: Lost Communication with Hybrid Powertrain Control Module › Component Operating Range