Terminals and Reference Value for Audio Unit (Base and Mid Level System)
WARNING: This page is about a different car, the 2006 Nissan Quest. 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 | ||||
| 2 (L/W) | 1 (L/R) | Audio sound signal front LH | Output | ON | Receive audio signal | No sound from front door speaker LH or tweeter LH. | |
| 4 (W/B) | 3 (L/B) | Audio sound signal front RH | Output | ON | Receive audio signal | No sound from front door speaker RH or tweeter RH. | |
| 5 (G/W) | Ground | Antenna signal | Output | ON | - | More than 10V | Poor radio reception. |
| 6 (Y) | Ground | Battery power | Input | - | - | Battery voltage | System does not work properly. |
| 7 (R/Y) | Ground | Illumination control signal | Input | ON | Illumination control switch is operated by lighting switch in 1st position. | Changes between 0 and 12V | Audio unit illumination cannot be controlled. |
| 8 (R/L) | Ground | Illumination signal | Input | OFF | Lighting switch is in 1st position. | Battery voltage | Audio unit illumination does not come on when lighting switch is in 1st position. |
| Lighting switch is OFF. | 3V or less | ||||||
| 10 (V) | Ground | ACC signal | Input | ON | Ignition switch ACC or ON | Battery voltage | System does not work properly. |
| 14 (G) | 13 (B/Y) | Audio sound signal rear LH | Output | ON | Receive audio signal | No sound from rear speaker LH or rear tweeter LH. | |
| 16 (L) | 15 (R/G) | Audio sound signal rear RH | Output | ON | Receive audio signal | No sound from rear speaker RH or rear tweeter RH. | |
| 21 (BR) | Ground | Remote control A | Output | ON | Audio unit ON | 5V | Rear audio remote control unit does not operate properly. |
| 22 (W) | Ground | Remote control B | Output | ON | Audio unit ON | 5V | Rear audio remote control unit does not operate properly. |
| 23 (W/R) | Ground | Remote control C | Output | ON | Audio unit ON | 5V | Rear audio remote control unit does not operate properly. |
| 24 (Y/B) | Ground | Remote control D | Output | ON | Audio unit ON | 5V | Rear audio remote control unit does not operate properly. |
| 25 (Y) | - | Remote control ground | - | - | - | 0V | Rear audio remote control unit switches do not function. |
| 27 (W) | 26 (B) | Audio sound signal LH | Output | ON | Receive audio signal | No sound from LH headphone channel. | |
| 29 (G) | 28 (R) | Audio sound signal RH | Output | ON | Receive audio signal | No sound from RH headphone channel. | |
| 30 | - | Shield | - | - | - | 0V | Interference and distortion heard from headphones or rear audio remote control unit switches not operating properly. |
| 31 (Y/G) | Ground | Remote control enable signal | Output | ON | Audio unit ON | 5V | Rear audio remote control unit does not operate. |
| 32 (Y/R) | Ground | Remote control switch power supply | Output | ON | Audio unit ON | Battery voltage | Rear audio remote control unit does not operate. |
| 65 (B/R) | Ground | Audio RX | Input | ON | Operate audio volume | Audio information does not display properly. | |
| 66 (BR) | Ground | Audio TX | Output | ON | Operate audio volume | Audio information does not display properly. | |
| 67 | - | Shield | - | - | - | 0V | Interference and distortion heard from speakers. |