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230 4-5. Using the driving support systems ■ The Parking Support Brake function (rear-crossing vehicles) will operate when The function will operate when the PKSB OFF indicator is not illuminated or flashing ( P.61, 62) and all of the following condi- tions are met: ● Engine output restriction control • The Parking Support Brake is enabled. • The vehicle speed is 9 mph (15 km/h) or less. • Vehicles are approaching from the right or left at the rear of the vehicle at a travel- ing speed of less than approximately 5 mph (8 km/h) • The shift lever is in R. • The Parking Support Brake determines that a stronger than normal brake opera- tion is necessary to avoid a collision with an approaching vehicle. ● Brake control • Engine output restriction control is oper- ating. • The Parking Support Brake determines that an emergency brake operation is necessary to avoid a collision with an approaching vehicle. ■ The Parking Support Brake function (rear-crossing vehicles) will stop operat- ing when The function will stop operating if any of the following conditions are met: ● Engine output restriction control • The Parking Support Brake is disabled. • The collision becomes avoidable with normal brake operation. • A vehicle is no longer approaching from the right or left at the rear of the vehicle. ● Brake control • The Parking Support Brake is disabled. • Approximately 2 seconds have elapsed since the vehicle was stopped by brake control. • The brake pedal is depressed after the vehicle is stopped by brake control. • A vehicle is no longer approaching from the right or left at the rear of the vehicle. ■ Detection area of the Parking Support Brake function (rear-crossing vehicles) The detection area of the Parking Support Brake function (rear-crossing vehicles) dif- fers from the detection area of the RCTA function ( P.213). Therefore, even if the RCTA function detects a vehicle and pro- vides an alert, the Parking Support Brake function (rear-crossing vehicles) may not start operating. ■ Conditions under which the Parking Support Brake function (rear-crossing vehicles) will not detect a vehicle The Parking Support Brake function (rear- crossing vehicles) is not designed to detect the following types of vehicles and/or objects: ● Vehicles approaching from directly behind ● Vehicles backing up in a parking space next to your vehicle ● Vehicles that the sensors cannot detect due to obstructions ● Vehicles which suddenly accelerate or decelerate near your vehicle ● Guardrails, walls, signs, parked vehicles * ● Small motorcycles, bicycles, pedestrians, * ● Vehicles moving away from your vehicle ● Vehicles approaching from the parking WARNING ● If the area around a rear radar sensor is subjected to an impact, the system may not operate properly due to a sensor malfunction. Have the vehicle inspected by your Lexus dealer. ● Observe the rear radar sensor han- dling precautions. ( |