20 pin Main Audio Connector
| Terminal No. | Check item | Check condition | Terminal voltage |
| 1 | ACCESSORY (+) | Ignition switch: ACC position | System voltage (DC) |
| 2 | REMOCON | Ignition switch: ACC position | 3.3 V (DC) |
| 3, 4 | - | - | - |
| 5 | SPEAKER RR (+) | When the sound is output | 0 - System voltage (AC) |
| 6 | SPEAKER FR (+) | When the sound is output | 0 - System voltage (AC) |
| 7 | SPEAKER RL (+) | When the sound is output | 0 - System voltage (AC) |
| 8 | SPEAKER FL (+) | When the sound is output | 0 - System voltage (AC) |
| 9 | ILLUMINATION (+) | Tail lamp switch: ON | System voltage (DC) |
| 10 | BATTERY (+) | Always | System voltage (DC) |
| 11 | VEHICLE SPEED PULSE | Ignition switch: ON | 0 - System voltage (pulse) |
| 12 | REMOCON GND | Always | 1 V or less |
| 13 | - | - | - |
| 14 | ANTENNA +B | Ignition switch: ACC position | System voltage (DC) |
| 15 | SPEAKER RR (-) | When the sound is output | 0 - System voltage (AC) |
| 16 | SPEAKER FR (-) | When the sound is output | 0 - System voltage (AC) |
| 17 | SPEAKER RL (-) | When the sound is output | 0 - System voltage (AC) |
| 18 | SPEAKER FL (-) | When the sound is output | 0 - System voltage (AC) |
| 19 | ILLUMINATION (-) | Always | 1 V or less |
| 20 | GND | Always | 1 V or less |
18 pin Connector
| Terminal No. | Check item | Check condition | Terminal voltage |
| 21 | AUX/RSES INPUT RIGHT | When the sound is input from audio and video adapter/rear display unit | 1.2 Vrms (AC) |
| 22 | AUX/RSES INPUT LEFT | When the sound is input from audio and video adapter/rear display unit | 1.2 Vrms (AC) |
| 23 | HFM/USB S-INPUT RIGHT | When the hands-free interface system/USB device operation | 1.2 Vrms (AC) |
| 24 | HFM/USB S-INPUT LEFT | When the hands-free interface system/USB device operation | 1.2 Vrms (AC) |
| 25 - 27 | - | - | - |
| 28 | IE-BUS POWER ON | Ignition switch: ACC position | 1 V or less |
| 29 | IE-BUS (+) | Ignition switch: ACC position | More than 120 mV |
| 30 | AUX/RSES INPUT GND | Always | 1 V or less |
| 31 | - | - | - |
| 32 | HFM/USB INPUT GND | When the hands-free interface system/USB device operation | 1.2 Vrms (AC) |
| 33 - 37 | - | - | - |
| 38 | IE-BUS (+) | Ignition switch: ACC position | More than 120 mV |
8 pin Camera Connector
| Terminal No. | Check item | Check condition | Terminal voltage |
| 41 | VCC |
|
5.8 - 7.0 V (DC) |
| 42 | CAMERA DETECT |
|
0 - 5 V (DC) |
| 43 | PS-R |
|
System voltage (DC) |
| 44 | BATTERY (+) | Always | System voltage (DC) |
| 45 | GND | Always | 1 V or less |
| 46 | CAMERA SIGNAL |
|
1 Vp-p (AC) |
| 47 | SHIELD (CAMERA) | Always | 1 V or less |
| 48 | GND | Always | 1 V or less |
16 pin Video Connector
| Terminal No. | Check item | Check condition | Terminal voltage |
| 51, 52 | - | - | - |
| 53 | VIDEO INPUT | When the image is input from audio and video adapter | 1 Vp-p (AC) |
| 54 | VIDEO DETECT | Always | 1 V or less |
| 55 - 60 | - | - | - |
| 61 | SHIELD (VIDEO INPUT) | Always | 1 V or less |
| 61 - 66 | - | - | - |
or
| Terminal No. | Signal symbol | Check item | Check condition | Terminal voltage |
| 51 | TX-C | CAN BOX DATA TX | Ignition switch: ACC position | 5V (DC) |
| 52 | SH-C | SHIELD (CAN BOX DATA) | Always | 1 V or less |
| 53 - 58 | - | - | - | - |
| 59 | RX-C | CAN BOX DATA RX | Ignition switch: ACC position | 2 - System voltage(DC) |
| 60 | CK-C | CAN BOX DATA CLX | Ignition switch: ACC position | 1 - 5V (DC) |
correct
incorrect
