Terminals and Reference Value for BCM
BCM CONNECTOR TERMINAL VOLTAGE REFERENCE
| Terminal | Wire Color | Item | Signal Input/output | Condition | Voltage (V) Approx. |
|---|---|---|---|---|---|
| 12 | P/B | Front door switch (Passenger side) | Input | ON (door open) --> OFF (door closed) | 0 --> Battery voltage |
| 13 | P/L | Rear door switch RH | Input | ON (door open) --> OFF (door closed) | 0 --> Battery voltage |
| 22 | OR | Power window serial link | Input/Output | Ignition switch ON | |
| 37 | B/W | Key switch | Input | ON (Key inserted) --> OFF (Key removed from IGN key cylinder) | Battery voltage --> 0 |
| 39 | L | CAN H | Input/Output | - | - |
| 40 | P | CAN L | Input/Output | - | - |
| 42 | L/R | Battery power supply (fuse) | Input | - | Battery voltage |
| 44 | Y | Driver door lock actuator (unlock) | Output | Door lock / unlock switch (Free --> Unlock) | 0 --> Battery voltage --> 0 |
| 49 | B | Ground | - | - | 0 |
| 50 | PU | Door lock actuator (lock) | Output | Door lock / unlock switch (Free --> Lock) | 0 --> Battery voltage --> 0 |
| 51 | W/B | Passenger and rear doors lock actuator (unlock) | Output | Door lock / unlock switch (Free --> Unlock) | 0 --> Battery voltage --> 0 |
| 52 | B | Ground | - | - | 0 |
| 55 | G | Power source (Fusible link) | Input | - | Battery voltage |
| 58 | L | Back door switch | Input | ON (Door open) --> OFF (Door closed) | 0 --> 9 |
| 62 | W | Front door switch (Driver side) | Input | ON (Door open) --> OFF (Door closed) | 0 --> Battery voltage |
| 63 | P | Rear door switch LH | Input | ON (Door open) --> OFF (Door closed) | 0 --> Battery voltage |