2010 Lexus SC 430 Owners Manual - Page 140
2010 Lexus SC 430 Manual
Page 140 highlights
2-4. Using other driving systems
142
2-4. Using other driving systems
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Automatic reactivation of TRAC and VSC
Turning the engine switch OFF after turning off the TRAC and VSC systems will
automatically re-enable them.
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Automatic TRAC reactivation
If only the TRAC system is turned off, the TRAC system will turn on when the vehi-
cle speed increases.
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Automatic TRAC and VSC reactivation
If only the both TRAC and VSC systems are turned off, the systems will not turn on
even when the vehicle speed increases.
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Sounds and vibrations caused by the ABS, Brake Assist, VSC and TRAC systems
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A sound may be heard from the engine compartment when the engine is
started or just after the vehicle begins to move. This sound does not indicate that
a malfunction has occurred in any of these systems.
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Any of the following conditions may occur when the above systems are operat-
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.