Toyota 4runner 2010 Instruction Manual page 254

2-4. Using other driving systems
Turning off both TRAC and VSC systems
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To turn the TRAC and VSC sys-
tems off, press and hold the but-
ton for more than 3 seconds
while the vehicle is stopped.
The "TRAC OFF" and VSC off
indicators will come on.
Press the button again to turn the
systems back on.