Lexus LS500h, Manual, Page: 217 / 524

217
4-5. Using the driving support systems
LS500h_OM_(U)_1810
4
Driving
●
Pre-collision brake assist
●
Pre-collision braking
● Active steering assist
The system may not operate in the following situations:
●
If a 12-volt battery terminal has been disconnected and reconnected and then the vehicle
has not been driven for a certain amount of time
●
If the shift position is in R
●
If VSC is disabled (only the pedestrian alert and pre-collision warning function will be
operational)
●
When there is insufficient safe or unobstructed space for the vehicle to be steered into
●
When an object is approaching the area the vehicle is to be steered into
■ Vehicle, pedestrian or bicyclist detec-
tion function
The pre-collision system detects vehicles,
pedestrians and bicyclists based on the size,
profile, and motion of the person. However,
objects Vehicle speed Approaching vehicle speed
Vehicles approaching from
the front left or right side
Approx. 7 to 37 mph (10 to
60 km/h)
Approx. 10 to 37 mph (15 to
60 km/h)
objects Vehicle speed
Relative speed between your
vehicle and object
Preceding vehicles
Approx. 20 to 110 mph (30
to 180 km/h)
Approx. 20 to 110 mph (30
to 180 km/h)
Bicyclists and pedestrians
Approx. 20 to 50 mph (30
to 80 km/h)
Approx. 20 to 50 mph (30
to 80 km/h)
objects Vehicle speed Approaching vehicle speed
Vehicles approaching from
the front left or right side
Approx. 19 to 37 mph (30 to
60 km/h)
Approx. 10 to 37 mph (15 to
60 km/h)
objects Vehicle speed
Relative speed between your
vehicle and object
Preceding vehicles
Approx. 3 to 110 mph (5 to
180 km/h)
Approx. 3 to 110 mph (5 to
180 km/h)
Bicyclists and pedestrians
Approx. 3 to 50 mph (5 to
80 km/h)
Approx. 3 to 50 mph (5 to
80 km/h)
objects Vehicle speed
Pedestrians Approx. 25 to 40 mph (40 to 65 km/h)
Guardrail Approx. 37 to 50 mph (60 to 80 km/h)