Lexus 2013 IS 350, Owner'S Manual

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4-5. Using the driving support systems
IS350 AWD/IS350/IS300 AWD/IS300_U
■
When the sensor may not be correctly detecting the vehicle ahead
In the case of the following and depending on the conditions, operate the brake pedal
when deceleration of the system is insufficient or operate the accelerator pedal when
acceleration is required.
As the sensor may not be able to correctly detect these types of vehicles, the approach
warning (

P. 255) may not be activated.
●
Vehicles that cut in suddenly
●
Vehicles traveling at low speeds
●
Vehicles that are not moving in the same lane
●
Vehicles with small rear ends (trailers with no load on board, etc.)
●
Motorcycles traveling in the same lane
●
When water or snow thrown up by the surrounding vehicles hinders the detecting of
the sensor
●
When your vehicle is pointing upwards
(caused by a heavy load in the luggage com-
partment, etc.)
●
Preceding vehicle has an extremely high
ground clearance