Lexus IS 300 2019, Owner'S Manual

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4-5. Using the driving support systems
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IS350_300_GE
WARNING
■
Situations unsuitable for dynamic radar cruise control
Do not use dynamic radar cruise control in any of the following situations.
Doing so may result in inappropriate speed control and could cause an accident result-
ing in death or serious injury.
●
Roads where there are pedestrians, cyclists, etc.
●
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 downhills, or where there are sudden changes between sharp up and down
gradients
Vehicle speed may exceed the set speed when driving down a steep hill.
●
At entrances to freeways and highways
●
When weather conditions are bad enough that they may prevent the sensors from
detecting correctly (fog, snow, sandstorm, heavy rain, etc.)
●
When there is rain, snow, etc. on the front surface of the radar sensor or camera sen-
sor
●
In traffic conditions that require frequent repeated acceleration and deceleration
●
When your vehicle is towing a trailer or during emergency towing
●
When an approach warning buzzer is heard often
IS350_IS300_OM_General_OM53F31E