SYSTEM DIAGRAM
Communication Table
Transmitting ECU (Transmitter) |
Receiving ECU |
Signal |
Communication Method |
---|---|---|---|
Airbag Sensor Assembly |
Occupant Detection ECU |
|
CAN |
Skid Control ECU (Brake Actuator Assembly) |
Occupant Detection ECU |
|
|
Occupant Detection ECU |
Airbag Sensor Assembly |
|
Toyota CH-R Service Manual > Vehicle Stability Control System: Acceleration Sensor Malfunction (C1420)
DESCRIPTION
This DTC is stored when the skid control ECU (brake actuator assembly) detects
an abnormality in the difference between the acceleration sensor value and the control
value estimated based on the yaw rate sensor, steering angle sensor and speed sensor
signals.
DTC No.
...
Toyota CH-R Service Manual > Smart Key System(for Entry Function): Entry Exterior Alarm does not Sound
DESCRIPTION
The smart key system (for Entry Function) uses the wireless door lock buzzer
to perform various vehicle exterior warnings. When the conditions of each warning
are met, the certification ECU (smart key ECU assembly) sends a buzzer activation
request signal to the main body ECU (mul ...