Failing to investigate the cause of the following warnings may lead to the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Toyota dealer immediately.


Stop the vehicle immediately.
Follow the correction procedures.Steering Angle Sensor Initialization Incomplete (C1439/31,C1445/31)
DESCRIPTION
The skid control ECU acquires the steering angle sensor zero point every time
the ignition switch is turned to ON and the vehicle is driven at 50 km/h (31 mph)
or more for approximately 30 seconds. The ECU also stores previous zero points.
Wa ...
Seat Heater Switch
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE UPPER CONSOLE PANEL SUB-ASSEMBLY
2. REMOVE SEAT HEATER SWITCH
(a) Disengage the 2 claws and remove the seat heater switch as shown
in the illustration.
...
Radio Receiver Power Source Circuit
DESCRIPTION
This is the power source circuit to operate the radio and display receiver assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following
inspection procedure. ...