Eco Lamp And Sport Lamp; Tachometer; Engine Speed; To Prevent Damage To The Engine And Its Components - Lexus GS450h Owner's Manual

ECO lamp and SPORT lamp

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When sport mode is selected, SPORT lamp (red) will illuminate.
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When all of the following conditions are satisfied and Eco-friendly driving, ECO
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lamp (blue) will illuminate. (ECO lamp will become brighter the more Eco-friendly
driving you perform. Also, while the vehicle is stopped or the acceleration exceeds
Zone of Eco driving, ECO lamp turns off. [P. 94] However, when Eco drive
mode is selected, while the vehicle is stopped or the acceleration exceeds Zone of
Eco driving, ECO lamp does not turn off.):
• Driving with the shift lever in D
• Paddle shift switch is not operated.
• Either normal mode or Eco drive mode is selected.
• The vehicle speed is approximately 80 mph (130 km/h) or below.

Tachometer

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Hybrid System Indicator switches to the tachometer when driving mode is in sport
mode.

Engine speed

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On hybrid vehicles, engine speed is precisely controlled in order to help improve
fuel efficiency and reduce exhaust emissions etc.
There are times when the engine speed that is displayed may differ even when vehi-
cle operation and driving conditions are the same.
Customization
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Settings (e.g. on/off operation of ECO lamp) can be changed.
(Customizable features: P. 599)
NOTICE

To prevent damage to the engine and its components

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Do not let the indicator needle of the tachometer enter the red zone, which indi-
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cates the maximum engine speed.
The engine may be overheating if the engine coolant temperature gauge is in the
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red zone (H). In this case, immediately stop the vehicle in a safe place, and check
the engine after it has cooled completely. (P. 566)
GS450h_OM_OM30E26U_(U)
2. Instrument cluster
95
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