Physical Values
TERMINALS DESCRIPTION
| Terminal (wire color) | Description | Condition | Reference value (Approx.) | |||
|---|---|---|---|---|---|---|
| + | - | Signal name | Input/output | |||
| 1 (R/B) | Ground | Battery power | Input | - | - | Battery voltage |
| 2 (G/Y) | Ground | ACC power | Input | Ignition switch ACC/ON | - | Battery voltage |
| 3 (W/G) | Ground | IGN power | Input | Ignition switch ON/START | - | Battery voltage |
| 4 (B) | Ground | Ground | - | - | - | 0V |
| 5 | - | Shield | - | - | - | - |
| 6 | - | Shield | - | - | - | - |
| 7 (G) | 8 (L) | MIC in signal | Input | - | - | - |
| 9 (W) | 10 (B) | Audio out | Output | Ignition switch ACC/ON | Bluetooth control unit sends audio signal | |
| 11 (R) | - | Mute control | - | - | - | - |
| 12 (BR) | 14 (G) | Steering switch signal A | Input | Ignition switch ON | Pressing phone icon and press-to-talk switch | 0V |
| Pressing Δ switch | 0.75 | |||||
| Pressing VOL up switch | 2V | |||||
| Except for above | 5V | |||||
| 13 (L) | 14 (G) | Steering switch signal B | Input | Ignition switch ON | Pressing Mode switch | 0V |
| Pressing down triangle switch | 0.75V | |||||
| Pressing VOL down switch | 2V | |||||
| Except for above | 5 V | |||||
| 15 (GR) | Ground | LED power | Output | Ignition switch ON | - | Battery voltage |
| 17 (V) | 19 (O) | Steering switch signal A | Output | Ignition switch ON | Pressing phone and speak switch | 0V |
| Pressing Δ switch | 0.75 | |||||
| Pressing VOL up switch | 2V | |||||
| Except for above | 5V | |||||
| 18 (LG) | 19 (O) | Steering switch signal B | Output | Ignition switch ON | Pressing Mode switch | 0V |
| Pressing down triangle switch | 0.75V | |||||
| Pressing VOL down switch | 2V | |||||
| Except for above | 5V | |||||
| 20 (B) | Ground | Ground | - | - | - | 0V |
| 21 (B) | Ground | Ground | - | - | - | 0V |
| 22 (B) | Ground | Ground | - | - | - | 0V |
| 28 (SB) | Ground | Vehicle speed signal (8-pulse) | Input | Ignition switch ON | When vehicle speed is approx. 40 km/h (25 MPH) | |
| 29 (Y) | Ground | Microphone power | Output | Ignition switch ON | - | 5V |
| 33 (B) | - | Bluetooth antenna | - | - | - | - |
| 34 | - | Shield | - | - | - | - |