Terminals and Reference Value for Bluetooth Control Unit
WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
TERMINALS AND REFERENCE VALUE CHART
| Terminal (Wire color) | Item | Signal input/output | Condition | Reference value (Approx.) | Example of symptom | ||
|---|---|---|---|---|---|---|---|
| + | - | Ignition switch | Operation | ||||
| 1 (Y) | Ground | Battery power | Input | - | - | Battery voltage | System does not work properly. |
| 2 (V) | Ground | ACC power | Input | ACC/ON | - | Battery voltage | System does not work properly. |
| 3 (G) | Ground | IGN power | Input | ON/START | - | Battery voltage | System does not work properly. |
| 4 (B) | - | Ground | - | - | - | - | - |
| 6 | - | Shield | - | - | - | - | - |
| 7 (Y/L) | 8 (Y/B) | Mic-in signal | Input | - | - | - | Microphone inoperative. |
| 9 (Y/BR) | 10 (P/Y) | Audio out | Output | ACC/ON | Bluetooth control unit sends audio signal | Audio can not be heard. | |
| 11 (Y/P) | - | Mute | Output | - | - | - | Mute inoperative. |
| 12 (R/W) | Ground | Remote control switch 1 | Input | ACC/ON | Press MODE switch | Approx. 0V | Steering wheel audio control switches do not function. |
| Press SEEK UP switch | Approx. 0.75V | ||||||
| Press VOL UP switch | Approx. 2V | ||||||
| Except for above | Approx. 5V | ||||||
| 13 (G) | Ground | Remote control switch 2 | Input | ACC/ON | Press POWER switch | Approx. 0V | Steering wheel audio control switches do not function. |
| Press SEEK DOWN switch | Approx. 0.75V | ||||||
| Press VOL DOWN switch | Approx. 2V | ||||||
| Except for above | Approx. 5V | ||||||
| 14 (B/R) | - | Remote control ground | Input | - | - | - | Steering wheel audio control switches do not function. |
| 15 (Y/L) | Ground | Bluetooth ON indicator LED | Output | - | Bluetooth control unit initialized and paired with phone | Battery voltage | Bluetooth ON indicator inoperative. |
| 17 (W/R) | Ground | AV switch 1 | Output | ACC/ON | Press MODE switch | Approx. 0V | Steering wheel audio controls do not function. |
| Press SEEK UP switch | Approx. 0.75V | ||||||
| Press VOL UP switch | Approx. 2V | ||||||
| Except for above | Approx. 5V | ||||||
| 18 (G/R) | Ground | AV switch 2 | Output | ACC/ON | Press POWER switch | Approx. 0V | Steering wheel audio controls do not function. |
| Press SEEK DOWN switch | Approx. 0.75V | ||||||
| Press VOL DOWN switch | Approx. 2V | ||||||
| Except for above | Approx. 5V | ||||||
| 19(R/B) | Ground | AV switch ground | Output | - | - | - | Steering wheel audio controls do not function. |
| 21 (Y) | - | Ground | - | - | - | - | - |
| 23 (B) | - | Ground | - | - | - | - | - |
| 28 (BR) | - | Speed signal | Input | - | - | - | - |
| 29 (Y/O) | Ground | Microphone power | Output | - | - | - | Microphone inoperative. |
| 33 | - | Bluetooth antenna signal | Input | - | - | - | - |