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2-1. Driving procedures
■ Situations in which EV drive mode cannot be turned on
It may not be possible to turn EV drive mode on in the following situations. If it can-
not be turned on, a buzzer will sound and a message will be shown on the multi-
information display.
● The temperature of the hybrid system is high.
The vehicle has been left in the sun, driven on a hill, driven at high speeds, etc.
● The temperature of the hybrid system is low.
The vehicle has been left in extremely low temperatures for a long period of
time etc.
● The gasoline engine is warming up.
● The hybrid battery (traction battery) is low.
● Vehicle speed is about 25 mph (40 km/h) or more.
● The accelerator pedal is depressed firmly or the vehicle is on a hill etc.
● The windshield defogger is in use.
■ Automatic cancelation of EV drive mode
When driving in EV drive mode, the gasoline engine may automatically restart in
the following situations. When EV drive mode is canceled, a buzzer will sound and
the EV drive mode indicator will flash and go off.
● The hybrid battery (traction battery) becomes low.
● Vehicle speed becomes more than about 25 mph (40 km/h).
If engine coolant temperature is low, EV drive mode may be canceled when
vehicle speed is below 25 mph (40 km/h).
● The accelerator pedal is depressed firmly or the vehicle is on a hill etc.
When it is possible to inform the driver of automatic cancelation in advance, a prior
notice screen will appear on the multi-information display.
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