Terminals and Reference Value for Audio Unit (Base System)
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 | Example of symptom | ||
|---|---|---|---|---|---|---|---|
| + | - | Ignition switch | Operation | ||||
| 2 (W) | 3 (B) | Audio sound signal front LH | Output | ON | Receive audio signal | No sound from front door speaker LH or tweeter LH. | |
| 4 (G/Y) | 5 (B/Y) | Audio sound signal rear LH | Output | ON | Receive audio signal | No sound from rear door speaker LH or subwoofer LH. | |
| 6 (W/R) | Ground | Remote control A | Input | ON | Press MODE switch | Approx. 0.0V | Steering wheel audio controls do not function |
| Press SEEK UP switch | Approx. 0.75V | ||||||
| Press VOL UP switch | Approx. 2.0V | ||||||
| Except for above | Approx. 5.0V | ||||||
| 7 (V) | Ground | ACC signal | Input | ON | Ignition switch ACC or ON | Battery voltage | System does not work properly. |
| 11 (Y) | 12 (BR) | Audio sound signal front RH | Output | ON | Receive audio signal | No sound from front door speaker RH or tweeter RH. | |
| 13 (L) | 14 (R) | Audio sound signal rear RH | Output | ON | Receive audio signal | No sound from rear door speaker RH or subwoofer RH. | |
| 15 (B/R) | - | Remote control ground | Input | - | - | - | Steering wheel audio controls do not function |
| 16 (G/R) | Ground | Remote control B | Input | ON | Press POWER switch | Approx. 0.0V | Steering wheel audio controls do not function |
| Press SEEK DOWN switch | Approx. 0.75V | ||||||
| Press VOL DOWN switch | Approx. 2.0V | ||||||
| Except for above | Approx. 5.0V | ||||||
| 19 (Y) | Ground | Battery power | Input | - | - | Battery voltage | System will not work properly. |
| 55 (B) | LED power line | Output | ON | Audio ON | 9V | Display unit will not work. | |
| 57 (B) | - | LED ground | Input | 0V | |||
| 58 (B) | Ground | Serial output | Output | - | |||
| 59 (B) | Reset | Output | 5V | ||||
| 60 (B) | Shift clock | Input | - | ||||
| 61 (B) | Serial input | Input | |||||
| 62 B) | Command data | Input | |||||
| 63 (B) | Display power line | Output | 5V | ||||
| 64 B) | - | Display unit ground | Input | Audio ON/OFF | 0V | ||
| 65 (B) | Display unit ground | Input | |||||
| 68 (G/W) | Ground | Antenna signal | Output | - | More than approx. 10V | Poor radio reception. | |