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263
4-5. Using the driving support systems
4
Driving
■ Turning off both TRAC and VSC systems
To turn the TRAC and VSC systems off, press and hold the switch for more
than 3 seconds while the vehicle is stopped.
The VSC OFF and “TRAC OFF” and a message will be shown on the multi-
information display
*.
Press the switch again to turn the systems back on.
*: On vehicles with pre-collision system, pre-collision brake assist and pre-
collision braking will also be disabled. The pre-collision system warning
light will come on and the message will be shown on the multi-information
display. (→P. 221)
■ When the message is displayed on the multi-information display show-
ing that TRAC has been disabled even if the TRAC/VSC OFF switch has
not been pressed
TRAC and hill-start assist control cannot be operated. Contact your Toyota
dealer.
■ Sounds and vibrations caused by the ABS, brake assist, TRAC, VSC
systems
Any of the following conditions may occur when the above systems are oper-
ating. None of these indicates that a malfunction has occurred.
● Vibrations may be felt through the vehicle body and steering.
● A motor sound may be heard after the vehicle comes to a stop.
● The brake pedal may pulsate slightly after the ABS is activated.
● The brake pedal may move down slightly after the ABS is activated.
■ ECB operating sound
ECB operating sound may be heard in the following cases, but it does not
indicate that a malfunction has occurred.
● Operating sound heard from engine compartment when the brake pedal is
operated.
● Motor sound of the brake system heard from the front part of the vehicle
when the driver’s door is opened.
● Operating sound heard from the engine compartment when one or two min-
utes passed after the stop of the hybrid system.
■ EPS operation sound
When the steering wheel is operated, a motor sound (whirring sound) may be
heard. This does not indicate a malfunction.
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