Ô tô Camry 3.5Q - Phần 1 - P36
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BE
BODY ELECTRICAL – TOYOTA PARKING ASSIST SYSTEM
BE-109
JFUNCTION OF MAIN COMPONENTS
Component Function
Ultrasonic Sensor
Detects the approximate distance between the vehicle and an
obstacle and transmits the signal to the clearance sonar ECU.
Clearance Warning Buzzer
Sounds a buzzer to warn the driver according to the distance to
the obstacle.
Multi-information
D Displays the location of the obstacle and the approximate
distance between the vehicle and the obstacle.
D Informs the driver if the ultrasonic sensors malfunction, or if
Combination
Meter*
Display
they freeze or become dirty.
D Transmits the vehicle speed signal to the clearance sonar
ECU via the clearance sonar ECU.
Master Warning
Light
Illuminates when the multi-information display indicates that
the ultrasonic sensors are malfunctioning or frozen.
Toyota Parking Assist System Switch
Operating this switch allows the operation of the Toyota parking
assist system to be enabled or disabled.
Clearance Sonar ECU
D Judges the approximate distance between the vehicle and an
obstacle based on signals from the ultrasonic sensors. Output
signals are sent to the multi-information display.
D Sounds the buzzer.
Main Body ECU*
Receives signals from the combination meter and engine ECU
and the transmits those signals to the clearance sonar ECU.
Engine ECU*
Transmits the shift position signal to the clearance sonar ECU
via the main body ECU.
*: Only for models with 4 sensor type and 6 sensor type
