Lexus IS300H 2017 Manual page 271

Region B

(The pedestrian detection function is not available and the pre-collision braking func-
tion is available)
The pre-collision system is enabled and the system determines that the possibility of a
frontal collision with a vehicle is high.
Each function is operational at the following speeds:
Pre-collision warning:
●
• Vehicle speed is between approximately 15 and 180 km/h (10 and 110 mph).
• The relative speed between your vehicle and the vehicle ahead is approximately 10
km/h (7 mph) or more.
Pre-collision brake assist:
●
• Vehicle speed is between approximately 30 and 180 km/h (19 and 110 mph).
• The relative speed between your vehicle and the vehicle ahead is approximately 30
km/h (19 mph) or more.
Pre-collision braking:
●
• Vehicle speed is between approximately 15 and 180 km/h (10 and 110 mph).
• The relative speed between your vehicle and the vehicle ahead is approximately 10
km/h (7 mph) or more.
The system may not operate in the following situations:
If a 12-volt battery terminal has been disconnected and reconnected and then the vehi-
●
cle has not been driven for a certain amount of time
If the shift lever is in R
●
If VSC is disabled (only the pre-collision warning function will be operational)
●
If the PCS warning light is flashing or illuminated
●
4-5. Using the driving support systems
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