Terminals and Reference Values for Audio Unit (Base and Mid Level System)
WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
TERMINALS AND REFERENCE VALUES FOR AUDIO UNIT (BASE AND MID LEVEL SYSTEM)
| Terminal (Wire color) | Item | Signal input/ output | Condition | Reference value (Approx.) | Example of symptom | ||||
|---|---|---|---|---|---|---|---|---|---|
| + | - | Ignition switch | Operation | ||||||
| 2 (BR) | 1 (L) | Audio sound signal front LH | Output | ON | Receive audio signal | No sound from front door speaker LH or tweeter LH. | |||
| 4 (LG) | 3 (R) | Audio sound signal front RH | Output | ON | Receive audio signal | No sound from front door speaker RH or tweeter RH. | |||
| 5 (G) | 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 (GR) | 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) | 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 (G/B) | Ground | ACC power | Input | ACC | Ignition switch ACC or ON | Battery voltage | System does not work properly. | ||
| 14 (G) | 13 (B) | Audio sound signal rear LH | Output | ON | Receive audio signal | No sound from rear door speaker LH. | |||
| 16 (GR) | 15 (O) | Audio sound signal rear RH | Output | ON | Receive audio signal | No sound from rear door speaker RH. | |||
| 67(1) | - | Shield | - | ON | - | 0V | Interference and distortion heard from speakers. | ||
| 69 (R)(1) | Ground | Remote control A | Input | ON | Press MODE switch | 0V | Steering wheel audio controls do not function. | ||
| Press SEEK UP switch | 0.75V | ||||||||
| Press VOL UP switch | 2V | ||||||||
| Except for above | 5V | ||||||||
| 70 (GR)(1) | Ground | Remote control B | Input | ON | Press POWER switch | 0V | Steering wheel audio controls do not function. | ||
| Press SEEK DOWN switch | 0.75V | ||||||||
| Press VOL DOWN switch | 2V | ||||||||
| Except for above | 5V | ||||||||
| 71 (L)(1) | - | Remote control ground | - | - | - | - | Steering wheel audio controls do not function. | ||
| 74 (W)(1) | Ground | Auxiliary audio input RH (+) | Input | ON | Receive audio signal (AUX input) | No sound from auxiliary audio source right channel. | |||
| 75 (B)(1) | Ground | Auxiliary audio input LH (+) | Input | ON | Receive audio signal (AUX input) | No sound from auxiliary audio source left channel. | |||
| 76 (R)(1) | - | Common (-) | - | ON | - | 0V | Interference and distortion heard from speakers. | ||
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