Operating tips
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The system will operate when the shift lever is in a position other than P, however to
make effective use of the system it is recommended that the shift lever be shifted to
2 or 1 range of S mode.
If the four-wheel drive control switch is in H4
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The system does not operate.
When the downhill assist control system is operated continuously
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This may cause the brake actuator to overheat. In this case, the downhill assist con-
trol system will stop operating, a buzzer will sound and the DAC indicator will start
flashing, and the TRAC OFF will be shown on the multi-information display. Refrain
from using the system until the DAC indicator stays on and the message goes off.
(The vehicle can be driven normally during this time.)
Sounds and vibrations caused by the DAC
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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 DAC.
Either of the following conditions may occur when the DAC is operating. None
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of these are indicators 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.
System malfunction
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The DAC indicator does not come on when the "ENGINE START STOP"
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switch is turned to IGNITION ON mode.
The "DAC" indicator does not come on when the "DAC" switch is pressed.
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The slip indicator comes on.
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In the above cases, have your vehicle checked by your Lexus dealer.
GX460_U.S.A. (OM60G24U)
2-4. Using other driving systems
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