Lexus Lx470 Owner's Manual page 162

2-4. Using other driving systems
Sounds and vibrations caused by the ABS, BA, VSC, TRAC and VGRS systems
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A sound may be heard from the engine compartment when the engine is
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started or just after the vehicle begins to move. This sound does not indicate that
a malfunction has occurred in any of these systems.
Any of the following conditions may occur when the above systems are operat-
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ing. 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.
VGRS is disabled in the following situations
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During stopping or the steering wheel has been moved for a long time while
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driving at lower speeds.
After the engine is restarted at less than -22°F (-30°C).
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If you disconnect the battery with the steering wheel turned, the center position
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of the steering wheel could be slightly and temporary changed. To initialize the
VGRS, drive for a short while.
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