Lexus RX450H Manual page 276


Automatic cruise control cancelation
Cruise control will stop maintaining the vehicle speed in any of the follow-
ing situations:

Actual vehicle speed falls more than approximately 16 km/h (10 mph)
below the preset vehicle speed.
At this time, the memorized set speed is not retained.

Actual vehicle speed is below approximately 40 km/h (25 mph).

VSC is activated.

If a warning message is shown on the multi-information display
Press the "ON-OFF" button once to deactivate the system, and then press
the button again to reactivate the system.
If the cruise control speed cannot be set or if the cruise control cancels
immediately after being activated, there may be a malfunction in the cruise
control system. Have the vehicle inspected by any authorized Lexus dealer
or repairer, or another duly qualified and equipped professional.
CAUTION

To avoid operating the cruise control by mistake
Switch the cruise control off using the "ON-OFF" button when not in use.

Situations unsuitable for cruise control
Do not use cruise control in any of the following situations.
Doing so may result in loss of control and could cause an accident resulting
in death or serious injury.

In heavy traffic

On roads with sharp bends

On winding roads

On slippery roads, such as those covered with rain, ice or snow

On steep hills
Vehicle speed may exceed the set speed when driving down a steep hill.

When your vehicle is towing a trailer or during emergency towing
RX450h_EE
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