Toyota 2015 Sienna Manual page 307

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The Blind Spot Monitor function is operational when
The BSM main switch is set to on
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Vehicle speed is greater than approximately 10 mph (16 km/h).
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The Blind Spot Monitor function will detect a vehicle when
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 Blind Spot Monitor function will not detect a
vehicle
The Blind Spot Monitor 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 driving 2 lanes across from your vehicle
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: Depending on conditions, detection of a vehicle and/or object may occur.
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Conditions under which the Blind Spot Monitor function may not func-
tion correctly
The Blind Spot Monitor function may not detect vehicles correctly in the fol-
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lowing conditions:
• During bad weather such as heavy rain, fog, snow etc.
• When ice or mud etc. is attached to the rear bumper
• When driving on a road surface that is wet due to rain, standing water etc.
• When there is a significant difference in speed between your vehicle and
the vehicle that enters the detection area
• When a vehicle is in the detection area from a stop and remains in the
detection area as your vehicle accelerates
• When driving up or down consecutive steep inclines, such as hills, a dip
in the road etc.
• When multiple vehicles approach with only a small gap between each
vehicle
• When vehicle lanes are wide, and the vehicle in the next lane is too far
away from your vehicle
• When the vehicle that enters the detection area is traveling at about the
same speed as your vehicle
• When there is a significant difference in height between your vehicle and
the vehicle that enters the detection area
• Directly after the BSM main switch is set to on
• When towing a trailer
• When items such as a bicycle carrier are installed on the rear of the vehi-
cle
SIENNA_OM_01999-08001_(U)
4-5. Using the driving support systems
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