The Bsm Function Is Operational When; The Bsm Function Will Detect A Vehicle When; Conditions Under Which The Bsm Function Will Not Detect A Vehicle - Lexus RX 450H Owner's Manual

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4-5. Using the driving support systems

The BSM function is operational when

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The BSM function is operational when all of the following conditions are met:
The BSM function is on.
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The shift lever is in a position other than R.
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The vehicle speed is greater than approximately 10 mph (16 km/h).
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The BSM function will detect a vehicle when

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The BSM function will detect a vehicle present in the detection area in the following situ-
ations:
A vehicle in an adjacent lane overtakes your vehicle.
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Another vehicle enters the detection area when it changes lanes.
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Conditions under which the BSM function will not detect a vehicle

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The BSM function is not designed to detect the following types of vehicles and/or
objects:
Small motorcycles, bicycles, pedestrians, etc.
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Vehicles traveling in the opposite direction
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Guardrails, walls, signs, parked vehicles and similar stationary objects
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Following vehicles that are in the same lane
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Vehicles traveling 2 lanes away from your vehicle
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: Depending on the conditions, detection of a vehicle and/or object may occur.
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