The button when pushed changes the revolutions at which the transmission shifts. It will shift at higher RPMs when the button in engaged. Normally used when pulling a load.
"http://wiki.answers.com/Q/What_is_the_extra_power_button_for_in_a_1994_toyota_camry"
The little red button on the driver side is for overdrive.
Below the left Air Conditioner vent on a 2004 Tacoma.
The power button is for towing vehicles.
Power Steering (toyota NZE owner)
has no power to fuse box
hold down the power button the mean button and the volume down button
On the left side of the console is a button labeled power. When this button is pushed a power light comes on in dash. This button is used when you need more power such as climbing a steep grade.
It means you have pushed the eco button to power. In english , the power button changes the shift pattern for more performance on the transmission.
There is no such button.
According to the Toyota's owners manual, 'the etc. power button is used for powerful acceleration. Whereby the transmission is shifted up and down at a higher vehicle speed than when in the normal switch position. It is used when the overdrive switch is on.'
mine is a button on middle council, by emergency brake. says ect