| Pre-crush seat belt control unit (driver side) |
- Total control of pre-crash seat belt system is operated according to transmit signal.
- Driver seat belt retractor integrates pre-crash seat belt control unit (driver side), driver seat belt motor, and tension reducer.
- Seat belt motor operates each operation of pull, return, and hold.
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| Pre-crush seat belt control unit (passenger side) |
- Control of passenger pre-crash seat belt is operated according to transmit signal.
- Passenger seat belt retractor integrates pre-crash seat belt control unit (driver seat), driver seat belt motor, and tension reducer.
- Seat belt motor operates each operation of pull, return, and hold.
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| Brake pedal stroke sensor |
- It changes voltage according to brake pedal depressed amount and sends the signal to pre-crash seat belt control unit.
- There are 2 signals (brake pedal stroke sensor 1 and 2) sent from the brake pedal stroke sensor. Pre-crash seat belt control unit judges the stroke amount and the speed of the brake pedal according to the voltage of the signal sent by each side.
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| Seat belt buckle switch (driver side) |
- Fastening or not fastening of seat belt is judged. This judgment is used for control of driver pre-crash seat belt system.
- Seat belt warning lamp on combination meter turns ON when seat belt is not fastened while ignition switch is ON.
- The seat belt buckle switch is installed in the seat belt buckle.
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| Seat belt buckle switch (passenger side) |
- Fastening or not fastening of seat belt is judged. This judgment is used to control passenger pre-crash seat belt system.
- Control of passenger seat tension reducer is operated by ON/OFF of seat belt buckle switch.
- The seat belt buckle switch is installed in the seat belt buckle.
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| Combination meter |
- Transmits vehicle speed signal to pre-crash seat belt control unit (driver side).
- Turns the seat belt warning lamp ON when the seat belt is unfastened.
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| ADAS control unit |
Intelligent brake assistance operation signal is received from ADAS control unit via CAN communication. |
| Steering angle sensor |
Steering angle sensor signal, steering angle speed signal, steering angle sensor neutral position adjustment completion signal, and steering angle sensor malfunction signal are received via CAN communication. |
| BCM |
Ignition ON signal, sleep/wake up signal, and door switch signal are received from BCM via CAN communication. |
| ABS actuator and electric unit (control unit) |
ABS operation signal is received from ABS actuator and electric unit (control unit) via CAN communication. |