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.A/C ECU Vehicle Information Reading/Writing Processor Malfunction (B15F5)
DESCRIPTION
This DTC is stored when items controlled by the air conditioning amplifier assembly
cannot be customized via the audio and visual system vehicle customization screen.
HINT:
The air conditioning amplifier assembly controls the air conditioning ...
Main Body Ecu
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE UPPER INSTRUMENT PANEL
HINT:
Refer to the procedure up to Remove Upper Instrument Panel Sub-assembly (See
page ).
2. REMOVE MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEM ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL NO. 2 BACK WINDOW GLASS SPACER
(a) Apply Primer G to the installation part of the No. 2 back window glass spacer.
HINT:
If primer is applied to an area that is not specified, wipe off the primer with
a non-residue solve ...