Eco driving indicator light
During eco-friendly acceleration operation (eco driving), eco driving indicator light will turn on.
When the acceleration exceeds zone of eco driving, and when the vehicle is stopped, the light turns off.

Eco driving indicator zone display
Suggests zone of eco driving with current eco driving ratio based on acceleration.

Operation of eco driving indicator
Eco driving indicator will not operate in the following conditions:
Eco driving indicator light customization
Settings display
Fuel consumption
informationIf the vehicle battery is
discharged
The following procedures may be used to start the engine if the
vehicle’s battery is discharged.
You can also call your toyota dealer or a qualified repair shop.
If you have a set of jumper (or booster) cables and a second vehicle
with a 12-volt battery, you can jump start your vehicle by fo ...