Malfunction warning lamp (U.S.A.)

Have the vehicle inspected by your Toyota dealer immediately.
Failure to investigate the cause of this warning may lead to the system operating abnormally and possibly cause an accident. Have the vehicle inspected by your Toyota dealer immediately.
Warning light/details:
Malfunction warning lamp
Indicates a malfunction in:
The hybrid system
The electronic engine control system or
The Electronic Throttle Control System