Terminal and Reference Value for BCM
BCM TERMINAL AND REFERENCE VALUE
| Terminal | Wire color | Item | Signal Input/Output | Condition | Voltage (V) (Approx.) |
|---|---|---|---|---|---|
| 11 | V | Power supply (ACC) | Input | Ignition switch (ACC or ON position) | Battery voltage |
| 12 | P | Front door switch passenger side signal | Input | ON (Open) → OFF (Closed) | 0 → Battery voltage |
| 13 | O/L | Rear door switch RH signal | Input | ON (Open) → OFF (Closed) | 0 → Battery voltage |
| 22 | G | Power window serial link | Input/Output | Ignition switch ON or power window timer operating | |
| 23 | W/G | Security indicator lamp | Output | Goes off → Illuminates | Battery voltage → 0 |
| 37 | LG | Key switch signal | Input | Key inserted in key slot → key removed from key slot | Battery voltage → 0 |
| 39 | L | CAN-H | Input/Output | - | - |
| 40 | P | CAN-L | Input/Output | - | - |
| 42 | P | Power source (fuse) | Input | - | Battery voltage |
| 52 | B | Ground | - | - | 0 |
| 55 | W | Battery power supply (fusible link) | Input | - | Battery voltage |
| 56 | W | Trunk lid key cylinder switch | Input | Neutral → Unlock | Battery voltage → 0 |
| 57 | SB | Trunk room lamp switch signal | Input | ON (Open) → OFF (Closed) | 0 → Battery voltage |
| 62 | V | Front door switch driver side signal | Input | ON (Open) → OFF (Closed) | 0 → Battery voltage |
| 63 | R/G | Rear door switch LH signal | Input | ON (Open) → OFF (Closed) | 0 → Battery voltage |