The RCTA functions when your vehicle is in reverse. It can detect other vehicles approaching from the right or left rear of the vehicle. It uses radar sensors to alert the driver of the other vehicle's existence through flashing the outside rear view mirror indicators and sounding a buzzer.
■Cautions regarding the use of the function The driver is solely responsible for safe driving. Always drive safely, taking care to observe your surroundings.
The RCTA function is only a supplementary function which alerts the driver that a vehicle is approaching from the right or left at the rear of the vehicle.
As the RCTA function may not function correctly under certain conditions, the driver's own visual confirmation of safety is necessary. Over reliance on this function may lead to an accident resulting death or serious injury.
RCTA function detection areas
The areas that vehicles can be detected in are outlined below.
To give the driver a more consistent time to react, the buzzer can alert for faster vehicles from farther away.
Example:
■The RCTA function is operational when The RCTA function operates when all of the following conditions are met:
■Conditions under which the RCTA function will not detect a vehicle The RCTA function is not designed to detect the following types of vehicles and/or objects:
*: Depending on the conditions, detection of a vehicle and/or object may occur.
■Conditions under which the RCTA function may not function correctly
Toyota CH-R Service Manual > Vehicle Stability Control System: Control Module Communication Bus OFF (U0073,U0100,U0123,U0126,U0142)
DESCRIPTION
The skid control ECU (brake actuator assembly) receives signals from the ECM,
steering angle sensor, yaw rate and acceleration sensor (airbag sensor assembly)
and main body ECU (multiplex network body ECU) via CAN communication.
DTC No.
Detection Item
...
Toyota CH-R Service Manual > Steering Lock System: Power Source Control ECU Malfunction (B2782)
DESCRIPTION
The certification ECU (smart key ECU assembly) has a power source mode switching
function.
This DTC is stored when the IGEI input (the steering lock motor activation permission
signal) sent directly from the certification ECU (smart key ECU assembly) to the
steering lock ECU (ste ...