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7-2. Steps to take in an emergency
The warning lights and warning buzzers operate as follows depending on the con-
tent of the message. If a message indicates the need for inspection by a dealer,
have the vehicle inspected by your Lexus dealer immediately.
*
: A buzzer sounds the first time a message is shown on the multi-information display.
■ Warning messages
The warning messages explained below
may differ from the actual messages
according to operation conditions and vehi-
cle specifications.
■ Warning buzzer
In some cases, the buzzer may not be heard
because of noisy place or an audio sound.
■ If a message that indicates the need for
visiting your Lexus dealer is displayed
The system or part shown on the multi-
information display is malfunctioning. Have
the vehicle inspected by your Lexus dealer
immediately.
■ If a message about an operation is
shown
● If a message about an operation of the
accelerator pedal or brake pedal is
shown
• A warning message about an operation
of the brake pedal may be shown while
the driving assist systems such as PCS
(Pre-Collision system) or the dynamic
radar cruise control is operating. If a
warning message is shown, be sure to
decelerate the vehicle or follow an
instruction shown on the multi-informa-
tion display.
• A warning message is shown when Brake
Override System operates. (P.172)
• A warning message is shown when
Drive-Start Control (P.176) operates.
Follow the instructions on the multi-infor-
mation display.
● If a message about an operation of the
engine switch is shown
An instruction for operation of the engine
switch is shown when the incorrect proce-
Messages and warnings
Warning
light
Warning buzzer
*
Warning
Sounds
• Indicates an important situation, such as when a
system related to driving is malfunctioning or that
danger may result if the correction procedure is
not performed
• Indicates a situation, such as when damage to the
vehicle or danger may result
Comes on
or flashes
Sounds
Indicates an important situation, such as when the
systems shown on the multi-information display
may be malfunctioning
Does not sound
• Indicates a condition, such as malfunction of
electrical components, their condition, or indi-
cates the need for maintenance
• Indicates a situation, such as when an operation
has been performed incorrectly, or indicates
how to perform an operation correctly
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