Toyota 4Runner 2020, Owner'S Manual

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4-5. Using the driving support systems
4
Drivin
g
4RUNNER (U)
■ Sounds and vibrations caused by the downhill assist control system
●
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 downhill assist control system.
●
Either of the following conditions may occur when the downhill assist control
system is operating. None 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
In the following cases, have your vehicle checked by your Toyota dealer.
● The downhill assist control system indicator does not come on when the
engine switch is turned to the “ON” position (vehicles without a smart key
system) or the engine switch is turned to IGNITION ON mode (vehicles with
a smart key system).
●
The downhill assist control system indicator does not come on when the
“DAC” switch is pressed.
● The slip indicator comes on.
WARNING
■
When using downhill assist control system
Do not rely overmuch on the downhill assist control system. This function
does not extend the vehicle’s performance limitations. Always thoroughly
check the road conditions, and drive safely.
■
The system may not operate on the following surfaces, which may lead
to an accident causing death or serious injury
●
Slippery surfaces such as wet or muddy roads
●
Icy surface
●
Unpaved roads