Driving Mode Select Switch - Toyota PRIUS Owner's Manual

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4-5. Using the driving support systems

Driving mode select switch

In response to driving conditions, one of 3 drive modes can be
selected.
Driving modes
Repeatedly press the switch until the system changes to the intended
drive mode.
Each time the switch is pressed, the drive mode changes in the following
order and the "ECO MODE" and "PWR MODE" indicators turn on or off
accordingly.
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