TSB: Some 2019 ? 2021 model year RAV4 Hybrid vehicles may exhibit a MIL ON condition with one or both of the following Diagnostic Trouble Codes (DTCs) stored:
?P0AA649 (Hybrid/EV Battery Voltage System Isolation Internal Electronic Failure)
?P1C8049 (Hybrid/EV Battery Voltage System Isolation [Rear Motor Area] Internal Electronic Failure)
The vehicle may also exhibit static or distortion when listening to AM radio. These conditions may be caused by corrosion on the high-voltage wire harness below the vehicle at connector Y6 at Motor Generator Rear (MGR) or dirt and debris inside the connector