Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Components And Components Location: Components
AVN (A/V & Navigation) Head Unit Connector
| Pin No. | Description | Comments |
|---|---|---|
| A1 | - | - |
| A2 | PARKING_V_VIDEO | Rear View Camera Video Signal |
| A3 | PARKING_V_GND | Rear View Camera Video Ground |
| A4 | R/C_SHIELD | GND Rear View Camera Video Shield Ground |
| A5 | SPDIF | GND SPDIF DIGITAL SIGNAL GND |
| A6 | SPDIF | + SPDIF DIGITAL SIGNAL POSITIVE |
| A7 | - | ALT Signal |
| A8 | ILL+ | Rheostat from vehicle + |
| A9 | R_POSITON | R Positon(TGS) signal from Vehicle |
| A10 | - | - |
| A11 | R/C POWER | Rear View Camera Power |
| A12 | NAVI_VOICE- | Navigation Voice channel - |
| A13 | NAVI_VOICE+ | Navigation Voice channel + |
| A14 | PGS/RC | PGS or AVM == GND/RC == No connection |
| A15 | SPDIF | - SPDIF DIGITAL SIGNAL NEGAITIVE |
| A16 | DR KEY UNLOCK | Door Unlock Signal |
| A17 | ILL- | Rheostat from vehicle - |
| A18 | REMOT ANT | Remote supply for motorized antenna |
| B1 | MM CAN HIGH | MM CAN-H I/F |
| B2 | NC (TEL_MUTE) | TELEPHONE MUTE |
| B3 | NC (TEMP) | Temp signal from vehicle |
| B4 | - | STEEL WHEEL REMOTE CONTROL INPUT |
| B5 | - | REAR REMOTE CONTROL INPUT |
| B6 | - | - |
| B7 | AUX_VIDEO | AUX Video Signal |
| B8 | AUX_R_IN | AUX ST SOUND R-CH INPUT |
| B9 | AUX | GND AUX ST SOUND GND |
| B10 | MIC+ | BLUETOOTH H/F VOICE INPUT PIN |
| B11 | ACC | ACC |
| B12 | B+ | Fused battery power supply (10A) |
| B13 | MM CAN LOW | CAN-L I/F |
| B14 | AUTO LIGHT | Automatic Light Signal from Vehicle |
| B15 | P_POSITION | P Positon(TGS) signal from Vehicle |
| B16 | SPEED | Speed signal from vehicle |
| B17 | - | REMOTE CONTROL GND |
| B18 | - | - |
| B19 | AUX_VIDEO_GND | AUX Video Signal GND |
| B20 | AUX_DETECT | AUX CONNECTION DETECT |
| B21 | AUX_L_IN | AUX ST SOUND L-CH INPUT |
| B22 | MIC- | BLUETOOTH H/F VOICE INPUT GND |
| B23 | POWER GND | Ground of Power Supply Line |
| B24 | POWER GND | Ground of Power Supply Line |
| D1 | - | - |
| D2 | - | - |
| D3 | - | - |
| D4 | - | - |
| D5 | - | - |
| D6 | - | - |
| D7 | - | - |
| D8 | - | - |
| D9 | LVDS_PDN | Communication between H/UNIT and Monitor |
| D10 | - | - |
| D11 | - | - |
| D12 | - | - |
| D13 | LVDS_LOCK | Communication between H/UNIT and Monitor |
| D14 | BL_ON | Communication between H/UNIT and Monitor |
| D15 | RS485_RX+ | Communication between H/UNIT and Monitor |
| D16 | RS485_RX- | Communication between H/UNIT and Monitor |
| D17 | GND | Ground of Power Supply Line |
| D18 | RS485_TX- | Communication between H/UNIT and Monitor |
| D19 | RS485_TX+ | Communication between H/UNIT and Monitor |
| D20 | - | - |
| D21 | - | - |
| D22 | - | - |
| D23 | - | - |
| D24 | - | - |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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