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.Reverse Signal Circuit
DESCRIPTION
The radio and display receiver assembly receives a reverse signal from the park/neutral
position switch assembly.
WIRING DIAGRAM
PROCEDURE
1.
CHECK BACK-UP LIGHT
(a) Move the shift lever to R and check if th ...
Brake Override System
DESCRIPTION
When the vehicle is being driven, depressing the accelerator pedal sensor assembly
and brake pedal will activate the brake override system to restrict driving torque.
The conditions for activating the brake override system as well as the items ...
Vehicle Speed Signal Circuit between Radio Receiver and Combination Meter
DESCRIPTION
for Automatic Sound Levelizer (ASL):
This circuit is necessary for the Automatic Sound Levelizer (ASL) built
into the radio and display receiver assembly.
The Automatic Sound Levelizer (ASL) function automatically adjusts the
a ...