Terminals and Reference Value for Audio Unit (Premium System)
WARNING: This page is about a different car, the 2006 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
TERMINALS AND REFERENCE VALUE FOR AUDIO UNIT (PREMIUM SYSTEM)
| Terminal (Wire color) | Item | Signal input/output | Condition | Reference value (Approx.) | Example of symptom | ||
|---|---|---|---|---|---|---|---|
| + | - | Ignition switch | Operation | ||||
| 2 (W) | 1 (B) | Audio sound signal front LH | Output | ON | Receive audio signal | No sound from front door speaker LH or tweeter LH. | |
| 4 (Y) | 3 (BR) | Audio sound signal front RH | Output | ON | Receive audio signal | No sound from front door speaker RH or tweeter RH. | |
| 6 (Y) | Ground | Battery power | Input | - | - | Battery voltage | System does not work properly. |
| 7 (BR) | 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 | ||||||
| 9 | - | Shield | - | - | - | 0V | Interference and distortion heard from speakers. |
| 10 (V) | Ground | ACC signal | Input | ON | - | Battery voltage | System does not work properly. |
| 12 (G/W) | Ground | Amp. ON signal | Output | ON | - | More than 6.5V | Amp. does not work properly. |
| 14 (BR) | 13 (B/R) | Audio sound signal rear LH | Output | ON | Receive audio signal | No sound from rear door speaker LH or rear door tweeter LH. | |
| 16 (L) | 15 (B/W) | Audio sound signal rear RH | Output | ON | Receive audio signal | No sound from rear door speaker RH or rear door speaker RH. | |
| 21 (V) | Ground | Remote control A | Output | ON | Audio unit ON | 5V | Rear audio remote control unit does not operate properly. |
| 22 (P) | Ground | Remote control B | Output | ON | Audio unit ON | 5V | Rear audio remote control unit does not operate properly. |
| 23 (BR/Y) | Ground | Remote control C | Output | ON | Audio unit ON | 5V | Rear audio remote control unit does not operate properly. |
| 24 (L) | Ground | Remote control D | Output | ON | Audio unit ON | 5V | Rear audio remote control unit does not operate properly. |
| 25 (LG) | - | Remote control ground | - | - | - | 0V | Rear audio remote control switches do not function. |
| 27 (O/L) | 26 (O) | Audio sound signal LH | Output | ON | Receive audio signal | No sound from LH headphone channel. | |
| 29 (W) | 28 (W/L) | 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 (O) | Ground | Remote control enable signal | Output | ON | Audio unit ON | 5V | Rear audio remote control unit does not operate. |
| 32 (V) | Ground | Remote control switch power supply | Output | ON | Audio unit ON | 12V | Rear audio remote control unit does not operate. |
| 42 (R) | 41 (G) | Audio left channel sound signal from satellite radio tuner | Input | ON | Receive audio signal | No sound from satellite radio tuner left channel. | |
| 44 (W) | 43 (B) | Audio right channel sound signal from satellite radio tuner | Input | ON | Receive audio signal | No sound from satellite radio tuner right channel. | |
| 45 | - | Shield ground (audio signal) | - | - | - | - | - |
| 46 | - | Shield ground (data) | - | - | - | - | - |
| 48 (L) | Ground | Satellite radio tuner request to audio unit | Input | ON | Turn audio unit ON | 5V | Satellite radio tuner does not operate properly. |
| 49 (O/L) | Ground | Audio RX | Input | ON | Operate audio volume | Satellite radio tuner audio information does not display properly. | |
| 50 (W/L) | Ground | Audio TX | Output | ON | Operate audio volume | Satellite radio tuner audio information does not display properly. | |
| 65 (O/L) | Ground | Audio RX | Input | ON | Operate audio volume | Audio does not operate properly. | |
| 66 (W/L) | Ground | Audio TX | Output | ON | Operate audio volume | Audio does not operate properly. | |
| 67 | - | Shield | - | ON | - | 0V | Interference and distortion heard from speakers. |
| 72 (W/B) | Ground | CD eject signal | Input | ON | Operate EJECT button | 0V --> 5V | CD will not eject from audio unit. |
| 73 (Y/B) | Ground | CD load signal | Input | ON | Operate LOAD button | 0V --> 5V | CD will not load into audio unit. |
| 74 (W) | Ground | Auxiliary audio input RH (+) | Input | ON | Receive audio signal (AUX input) | No sound from auxiliary audio source right channel. | |
| 75 (R) | Ground | Auxiliary audio input LH (+) | Input | ON | Receive audio signal (AUX input) | No sound from auxiliary audio source left channel. | |
| 76 (B) | - | Shield | - | - | - | 0V | Interference and distortion heard from speakers. |