Lexus ES300h Owner's Manual page 205

Operational conditions
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For vehicles sold in regions where the pedestrian detection function and pre-collision

braking function are available
The pre-collision system is enabled and the system determines that the possibility of a
frontal collision with a vehicle or pedestrian is high.
Each function is operational at the following speeds:
Pre-collision warning:
●
• Vehicle speed is approximately 7 mph (10 km/h) or more. (For detecting a pedes-
trian, vehicle speed is between approximately 7 and 50 mph (10 and 80 km/h).)
• The relative speed between your vehicle and the vehicle or pedestrian ahead is
approximately 7 mph (10 km/h) or more.
Pre-collision brake assist:
●
• Vehicle speed is approximately 19 mph (30 km/h) or more. (For detecting a pedes-
trian, vehicle speed is between approximately 19 and 50 mph (30 and 80 km/h).)
• The relative speed between your vehicle and the vehicle or pedestrian ahead is
approximately 19 mph (30 km/h) or more.
Pre-collision braking:
●
• Vehicle speed is approximately 7 mph (10 km/h) or more. (For detecting a pedes-
trian, vehicle speed is between approximately 7 and 50 mph (10 and 80 km/h).)
• The relative speed between your vehicle and the vehicle or pedestrian ahead is
approximately 7 mph (10 km/h) 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
●
ES300h_OM_OM33B71U_(U)
4-5. Using the driving support systems
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