The following warning indicates the possibility of damage to the vehicle that may lead to an accident. Immediately stop the vehicle in a safe place and contact your Toyota dealer.

Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
Have the vehicle inspected immediately.Main Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)
DESCRIPTION
This DTC is stored when items controlled by the main body ECU (multiplex network
body ECU) cannot be customized via the audio and visual system vehicle customization
screen.
HINT:
The main body ECU (multiplex network body ECU) controls t ...
System Voltage (P0560)
DESCRIPTION
The battery supplies electricity to the ECM even when the ignition switch is
off. This power allows the ECM to store data such as DTC history, freeze frame data
and fuel trim values. If the battery voltage falls below a minimum level, the stor ...
BUS IC Communication Malfunction (B1497/97)
DESCRIPTION
The air conditioning harness connects the A/C amplifier and each servo. The A/C
amplifier supplies power and sends operation instructions to each servo through
the air conditioning harness. Each servo sends the damper position information to
...