Cruise Control Can Be Set When; Accelerating After Setting The Vehicle Speed; Automatic Cruise Control Cancelation; If The Warning Message For The Cruise Control Is Shown On The Multi-Information Display - Lexus 2016 IS 200t Service Manual

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4-5. Using the driving support systems

Cruise control can be set when

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The shift lever is in D.
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Range 4 or higher of D has been selected by using the paddle shift.
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Vehicle speed is above approximately 25 mph (40 km/h).
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Accelerating after setting the vehicle speed

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The vehicle can be accelerated normally. After acceleration, the set speed resumes.
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Even without canceling the cruise control, the set speed can be increased by first accel-
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erating the vehicle to the desired speed and then pushing the lever down to set the new
speed.

Automatic cruise control cancelation

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Cruise control will stop maintaining the vehicle speed in any of the following situations.
Actual vehicle speed falls more than approximately 10 mph (16 km/h) below the preset
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vehicle speed.
At this time, the memorized set speed is not retained.
Actual vehicle speed is below approximately 25 mph (40 km/h).
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VSC is activated.
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TRAC is activated for a period of time.
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When the VSC or TRAC system is turned off by pressing the VSC OFF switch.
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If the warning message for the cruise control is shown on the multi-information display

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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 vehi-
cle inspected by your Lexus dealer.
IS350/300/200t_U (OM53D18U)