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.Open in Rear Floor Electrical Key Oscillator Circuit (B27A6)
DESCRIPTION
The certification ECU (smart key ECU assembly) generates a request signal and
sends it to the indoor electrical key oscillator (for center floor). To detect the
key inside the cabin, the indoor electrical key oscillator (for center floor) crea ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of the problem symptoms. If multiple
suspected areas are listed, the potential causes of the symptoms are listed in order
of probability in the "Suspected Area" column ...
Steering Position Sensor Malfunction (B2414)
DESCRIPTION
The AFS ECU (headlight swivel ECU assembly) receives signals indicating the swerve-angle
from the steering angle sensor using CAN communication.
DTC No.
DTC Detection Condition
Trouble Area
B241 ...