2013 Toyota Sequoia Owners Manual - Page 214

2-4. Using other driving systems ● Instances of the Blind Spot Monitor unnecessarily detecting a vehicle and/or object may increase under the following conditions: • When there is only a short distance between your vehicle and a guardrail, wall etc. • When there is only a short distance between your vehicle and a following vehicle • When vehicle lanes are narrow and a vehicle driving 2 lanes across from your vehicle enters the detection area