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Lexus NX450h+ 2021 - Page 40

Lexus NX450h+ 2021
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INFORMATION
Hybrid battery (traction battery) charge mode
The following may occur to protect the system, etc.
Cannot switch to hybrid battery (traction battery) charge mode or cannot cancel it
Gasoline engine does not start or stops even after switching to hybrid battery
(traction battery) charge mode
If a load to the system is large, such as when the power consumption of the air
conditioning system is large or when the temperature of the engine coolant is high,
it may take longer time than usual to charge using the hybrid battery (traction bat-
tery) charge mode, or charging to the hybrid battery (traction battery) may not be
performed.
If the plug-in hybrid system operation mode cannot be changed
In the following situations, the plug-in hybrid system operation mode cannot be changed
even if the AUTO EV/HV mode switch or EV/HV mode selection switch is pressed.
When either switch is pressed, a warning message will be displayed on the multi-informa-
tion display.
When the charge of the hybrid battery (traction battery) is insufficient for EV driving:
The operation mode will not be changed to EV mode or AUTO EV/HV mode.
When the hybrid battery (traction battery) is nearly fully charged:
The operation mode will not be changed to hybrid battery (traction battery) charge
mode.
When switching from EV mode to another mode using the switch
If the power switch is turned off while in HV mode or hybrid battery (traction battery)
charge mode, the operation mode will be EV mode the next time the hybrid system is
started.
*6
If the power switch is turned off while in AUTO EV/HV mode, the operation mode will
remain in AUTO EV/HV mode the next time the hybrid system is started.
*6
After EV mode has switched to HV mode due to low hybrid battery (traction
battery) charge
If the hybrid battery (traction battery) is regenerated by driving continuously down a long
slope, the EV driving range etc. will be displayed on the multi-information display and EV
mode will be automatically switched to.
If EV mode is not switched to even though EV driving range is being displayed, EV mode
can be switched to by pressing the EV/HV mode selection switch.
*6 :
If there is not enough charge remaining in the hybrid battery (traction battery) to
allow EV driving, the system switches to HV mode.
1-2. Important points for the plug-in hybrid system
38

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