88
2. Instrument cluster
RX350_U_OM48E90U
■ The meters and display illuminate when
The engine switch is in IGNITION ON mode.
■ Brightness of the meters (day mode and night mode)
The brightness of the meters is changed between day mode and night mode.
● Day mode: When the tail lights are off or when the tail lights are on but the surrounding
area is bright
● Night mode: When the tail lights are on and the surrounding area is dark
■ Outside temperature display
● In the following situations, the correct outside temperature may not be displayed, or the
display may take longer than normal to change.
• When stopped, or driving at low speeds (less than 12 mph [20 km/h])
• When the outside temperature has changed suddenly (at the entrance/exit of a
garage, tunnel, etc.)
● When “” or “E” is displayed, the system may be malfunctioning.
Take your vehicle to your Lexus dealer.
■ Clock settings screen (vehicles with a navigation system only)
If the clock adjustment screen is displayed continuously when attempting to change the
clock settings, the system may be malfunctioning.
Have the vehicle inspected by your Lexus dealer.
■ Customization
Some functions can be customized. (P. 96)
■ To prevent damage to the engine and its components
● Do not let the indicator needle of the tachometer enter the red zone, which indicates
the maximum engine speed.
● The engine may be overheating if the engine coolant temperature gauge is in the red
zone (H). In this case, immediately stop the vehicle in a safe place, and check the
engine after it has cooled completely. (P. 668)
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