2010 Lexus RX 350 Owners Manual - Page 211

213

2-4. Using other driving systems

2

■

Dynamic radar cruise can be set when

●

The shift lever is in the D or range 4 or higher of S has been selected.

●

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

■

Switching modes

The mode cannot be switched to constant speed control mode if vehicle-to-vehicle

distance control mode has been used. The mode also cannot be switched from

constant speed control to vehicle-to-vehicle distance control mode. Turn the sys-

tem off by pressing the “ON-OFF” button, and turn it on again.

■

Accelerating

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.

■

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).

●

VSC is activated. (vehicles with VSC)

●

Enhanced VSC is activated. (vehicles with enhanced VSC)

●

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

●

The windshield wipers are operating at high speed.

●

When snow mode is set.

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.

■

Automatic cancelation of constant speed control

The cruise control will stop maintaining the vehicle speed in the following situations:

●

Actual vehicle speed is more than approximately 10 mph (16 km/h) below the

set vehicle speed.

At this time, the memorized set speed is not retained.

●

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

●

VSC is activated. (vehicles with VSC)

●

Enhanced VSC is activated. (vehicles with enhanced VSC)