Electrical Specification
CAUTION:
Never disassemble or disconnect the control module, load cell sensor or coupling harness, since each component of occupant detection system is assembled as seat frame assembly. (Disconnection from body harness connector, and disconnection of side airbag and buckle switch are OK.)
TERMINALS REFERENCE
| Terminal name | Terminal No. | Input/Output value | Remarks | |
|---|---|---|---|---|
| Battery voltage | 26 | 9 - 16V | Always | |
| Ignition - SW | 12 | 9 - 16V | When ignition switch ON | |
| Airbag control module communication | (COM) | 13 | Open collector terminal | Communication line |
| Airbag control module communication | (GND) | 24 | 0V | Communication line |
| Load cell sensor 1 | (Vcc) | 8 | 5V | Load cell sensor power supply |
| (Vout) | 7 | 0.5 - 4.5 V | Sensor output voltage | |
| (GND) | 20 | 0V | Sensor ground | |
| Load cell sensor 2 | (Vcc) | 6 | 5V | Load cell sensor power supply |
| (Vout) | 5 | 0.5 - 4.5 V | Sensor output voltage | |
| (GND) | 18 | 0V | Sensor ground | |
| Load cell sensor 3 | (Vcc) | 4 | 5V | Load cell sensor power supply |
| (Vout) | 3 | 0.5 - 4.5 V | Sensor output voltage | |
| (GND) | 16 | 0V | Sensor ground | |
| Load cell sensor 4 | (Vcc) | 2 | 5V | Load cell sensor power supply |
| (Vout) | 1 | 0.5 - 4.5 V | Sensor output voltage | |
| (GND) | 14 | 0V | Sensor ground | |
| Buckle switch | 9 | Unbelted: 4 - 7 mA Belted: 12 - 18 mA |
Buckle switch output value | |
| Buckle switch | (GND) | 22 | 0V | Switch ground |
| Subaru Select Monitor communication | 11 | Serial communication | ||