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.Transmitter ID not Registered (C2171/71)
DESCRIPTION
Each tire pressure warning valve and transmitter ID is registered to the tire
pressure warning ECU.
When the ECU detects a transmitter ID code not registered in the ECU, a DTC is
output.
DTC No.
DTC Detection Condition
...
Interior Light Power Source Circuit
DESCRIPTION
The main body ECU (driver side junction block assembly) controls operation of
the DOME CUT relay in order to supply power to the interior lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this ...
Identification Information
Vehicle Identification And Serial Numbers
VEHICLE IDENTIFICATION AND SERIAL NUMBERS
1. VEHICLE IDENTIFICATION NUMBER
(a) The vehicle identification number is stamped on the vehicle body and on the
certification label as shown in the illustration.
A: ...