2012 Lexus HS 250h Owners Manual - Page 224

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Dynamic radar cruise control can be set when

●

The shift position is in D.

●

Vehicle speed is above approximately 30 mph (50 km/h).

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Accelerating after setting the vehicle speed

The vehicle can accelerate normally. After acceleration, the set speed resumes.

However, during vehicle-to-vehicle distance control mode, the vehicle speed may

decrease below the set speed in order to maintain the distance to the vehicle

ahead.

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Automatic cancelation of vehicle-to-vehicle distance control

Vehicle-to-vehicle distance control driving is automatically canceled in the follow-

ing situations:

●

Actual vehicle speed falls below approximately 25 mph (40 km/h).

●

Enhanced VSC is activated.

●

The sensor cannot operate correctly because it is covered in some way.

●

The windshield wipers are operating at high speed (when the wiper switch is set

to the AUTO mode or the high speed wiper operating position).

If vehicle-to-vehicle distance control driving is automatically canceled for any other

reason, there may be a malfunction in the system. Contact your Lexus dealer.

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2-4. Using other driving systems