Toyota 2008 FJ Cruiser Owner's Manual page 175

If the brake system overheats
n
The system will cease operation and a buzzer will sound to alert the driver.
Stop the vehicle in a safe place. (There is no problem with continuing normal
driving.)
CAUTION
n To avoid an accident
Do not use the AUTO LSD system in conditions other than the above.
l
A much greater steering effort and more careful cornering control will be
required.
Do not drive with the AUTO LSD switch continuously turned on.
l
2-4. Using other driving systems
2
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