The following warning indicates a possible problem in the brake system.
Immediately stop the vehicle in a safe place and contact your Toyota dealer.

If a warning light turns on or a warning buzzer sounds...
Stop the vehicle immediately.How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
The back door closer system troubleshooting procedure is based on the
premise that the power back door system is operating normally. Check the
power back door system first before troubleshooting the back door clo ...
Terminals Of Ecu
TERMINALS OF ECU
NOTICE:
Turn the ignition switch off before measuring the resistances between
CAN bus main wires and between CAN bus branch wires.
Turn the ignition switch off before inspecting CAN bus wires for a ground
short.
After ...
Vehicle Speed Sensor Malfunction (B2415)
DESCRIPTION
The AFS ECU (headlight swivel ECU assembly) receives signals indicating the front
right wheel speed from the skid control ECU using CAN communication.
DTC No.
DTC Detection Condition
Trouble Area
...