Terminals Of Ecu
- OCCUPANT CLASSIFICATION ECU
OCCUPANT CLASSIFICATION ECU
| Symbols (Terminal No.) | Wiring Color | Terminal Description | Condition | Specification |
|---|---|---|---|---|
| +B (O4-1) - GND (O4-3) | R-B - BR | Power source (ECU-B Fuse) | Always | 10 to 14 V |
| DIA (O4-2) - GND (O4-3) | L-R - BR | Diagnosis (DLC3) | IG switch ON | Pulse generation |
| GND (O4-3) - Body ground | BR - Body ground | Ground | Always | Below 1 |
| FSR- (O4-4) - GND (O4-3) | L-W - BR | Center airbag sensor assembly communication line (-) | Always | Below 1 |
| BGND (O4-5) - GND (O4-3) | B-R - BR | Passenger side buckle switch ground line | Always | Below 1 |
| IG (O4-7) - GND (O4-3) | B-W - BR | Power source (IG2 Fuse) | IG switch ON | 10 to 14 V |
| FSR+ (O4-8) - FSR- (O4-4) | L - L-W | Center airbag sensor assembly communication line | IG switch ON | Pulse generation |
| BSW (O4-9) - BGND (O4-5) | B - B-R | Passenger side buckle switch line | Buckle switch ON Buckle switch OFF |
Pulse generation |
| SGD1 (O5-1) - GND (O4-3) | G - BR | Occupant classification sensor front LH ground line | Always | Below 1 |
| SGD2 (O5-2) - GND (O4-3) | O - BR | Occupant classification sensor front RH ground line | Always | Below 1 |
| SGD3 (O5-3) - GND (O4-3) | W - BR | Occupant classification sensor rear LH ground line | Always | Below 1 |
| SGD4 (O5-4) - GND (O4-3) | BR - BR | Occupant classification sensor rear RH ground line | Always | Below 1 |
| SVC3 (O5-5) - SGD3 (O5-3) | GR - W | Occupant classification sensor rear LH power supply line | IG switch ON, a load is applied to occupant classification sensor rear LH | 4.5 to 5.1 V |
| SVC4 (O5-6) - SGD4 (O5-4) | V - BR | Occupant classification sensor rear RH power supply line | IG switch ON, a load is applied to occupant classification sensor rear RH | 4.5 to 5.1 V |
| SIG1 (O5-7) - SGD1 (O5-1) | SB - G | Occupant classification sensor front LH signal line | IG switch ON, a load is applied to occupant classification sensor front LH | 0.2 to 4.7 V |
| SIG2 (O5-8) - SGD2 (O5-2) | L - O | Occupant classification sensor front RH signal line | IG switch ON, a load is applied to occupant classification sensor front RH | 0.2 to 4.7 V |
| SIG3 (O5-9) - SGD3 (O5-3) | Y - W | Occupant classification sensor rear LH signal line | IG switch ON, a load is applied to occupant classification sensor rear LH | 0.2 to 4.7 V |
| SIG4 (O5-10) - SGD4 (O5-4) | B - BR | Occupant classification sensor rear RH signal line | IG switch ON, a load is applied to occupant classification sensor rear RH | 0.2 to 4.7 V |
| SVC1 (O5-11) - SGD1 (O5-1) | R - G | Occupant classification sensor front LH power supply line | IG switch ON, a load is applied to occupant classification sensor front LH | 4.5 to 5.1 V |
| SVC2 (O5-12) - SGD2 (O5-2) | W - O | Occupant classification sensor front RH power supply line | IG switch ON, a load is applied to occupant classification sensor front RH | 4.5 to 5.1 V |