2009 Toyota Tundra CrewMax Owners Manual - Page 248

2-4. Using other driving systems The distance and buzzer n When a sensor detects an obstacle. The buzzer sounds. Back sensors Zone Distance shown as in in. (mm) Approximately 70.9-45.3 (1800-1150) Approximately 45.3-33.5 (1150-850) Approximately 33.5 (850) or less Indicator and buzzer Far Intermittent Mid Fast intermittent Near Continuous Rear corner sensors Zone Distance shown as in in. (mm) Approximately 33.5-20.5 (850-520) Approximately 20.5-15.7 (520-400) Approximately 15.7 (400) or less Indicator and buzzer Far Intermittent Mid Fast intermittent Near Continuous 218