1. はじめに
This manual provides essential information for the installation, operation, and maintenance of various electrical accessories designed for BYD Seagull and Dolphin Mini vehicles manufactured between 2022 and 2025. These accessories are intended to enhance vehicle functionality and user experience. Please read this manual thoroughly before attempting any installation or operation.
2. 安全情報
Always prioritize safety when working with vehicle electrical systems. Failure to follow these guidelines may result in personal injury, damage to the vehicle, or malfunction of the accessories.
- 専門家による取り付けを推奨: Due to the complexity of automotive electrical systems, professional installation by a qualified technician is highly recommended.
- 電源を切る: Always disconnect the vehicle's battery before installing or removing any electrical components to prevent short circuits and electrical shock.
- 正しいツールを使用する: Ensure you use appropriate tools for the task to avoid damaging components or fasteners.
- 配線を確認してください: Verify all wiring connections are secure and correctly routed to prevent pinching or abrasion.
- 水への暴露を避ける: Keep electrical components dry and away from moisture.
- テスト機能: After installation, thoroughly test the functionality of the installed accessory and related vehicle systems before driving.
3. 製品コンポーネント以上view
This product line includes a range of electrical accessories. The specific components you receive will depend on your order. Common accessories include:
- Steering Column Switch Assemblies: Controls for turn signals, wipers, and headlights.
- Window Control Panels: Switches for power windows and door locks.
- Dashboard Button Panels: Various control buttons for vehicle functions.
- USB充電ポート: Integrated charging solutions for mobile devices.
- Wireless Charging Modules: For convenient wireless charging of compatible devices.
- 駐車センサー: Aids in parking by detecting obstacles.
- Anti-theft Warning Lights: Visual indicator for the vehicle's security system.
- その他のセンサー/モジュール: Various specialized electronic modules for vehicle systems.



4. インストール手順
Installation procedures vary significantly depending on the specific accessory. The following are general steps and considerations. Always refer to vehicle-specific service manuals or consult a professional for detailed instructions.
- 準備:
- 車を水平な場所に駐車し、パーキングブレーキをかけます。
- イグニッションをオフにしてキーを抜きます。
- 電気的な危険を防ぐために、車両のバッテリーのマイナス端子を外してください。
- Gather all necessary tools (e.g., screwdrivers, trim removal tools, wire strippers, multimeter).
- Accessing Installation Area:
- Carefully remove any trim panels, covers, or existing components to gain access to the installation location. Use plastic trim removal tools to avoid scratching surfaces.
- For steering column switches, this may involve removing steering wheel covers and potentially the steering wheel itself.
- For window control panels, door panel removal is typically required.
- Component Replacement/Installation:
- If replacing an existing component, carefully disconnect its electrical connectors and mounting hardware.
- Install the new accessory, ensuring it fits correctly and all mounting points are secured.
- Connect all electrical connectors firmly. Ensure no wires are pinched or strained.
- For charging modules or sensors, follow specific wiring diagrams if provided, ensuring correct polarity and connection to the vehicle's electrical system.
- 再組み立て:
- Reinstall all removed trim panels and covers in reverse order. Ensure all clips and fasteners are properly engaged.
- テスト:
- 車両のバッテリーを再接続します。
- Turn on the ignition and test the functionality of the newly installed accessory and any related vehicle systems. Check for proper operation, illumination, and responsiveness.
- If any issues arise, refer to the troubleshooting section.

5. 操作手順
The operation of each accessory is generally intuitive and designed to integrate seamlessly with your BYD vehicle's existing controls.
- Steering Column Switches: Operate levers for turn signals (up/down), wipers (various speeds/intervals), and headlights (on/off/auto, high beam).
- Window Control Panels: Press or pull individual switches to raise or lower corresponding windows. The master switch on the driver's side controls all windows and may include a window lock function.
- Dashboard Button Panels: Each button typically has an icon indicating its function (e.g., hazard lights, fog lights, drive modes). Press the button to activate/deactivate the function.
- USB充電ポート: Connect your device's USB cable to the port for charging. Ensure your device is compatible with the port's power output.
- Wireless Charging Modules: Place your compatible smartphone or device on the designated charging pad. Ensure the device is centered for optimal charging. A charging indicator (if present) will confirm active charging.
- 駐車センサー: These typically activate automatically when the vehicle is in reverse gear. Audible beeps or visual indicators on the dashboard will alert you to obstacles.
- Anti-theft Warning Light: This light typically flashes when the vehicle's security system is armed, indicating that the system is active.
6. お手入れとメンテナンス
Proper care ensures the longevity and reliable operation of your vehicle's electrical accessories.
- クリーニング: 柔らかくてamp cloth to clean the surfaces of switches and panels. Avoid harsh chemicals or abrasive cleaners that could damage the finish or markings.
- 検査: Periodically check for any loose connections, frayed wires, or signs of wear. Ensure all buttons and switches operate smoothly without sticking.
- 力を避ける: Do not apply excessive force to switches or buttons, as this can cause internal damage.
- 環境保護: Protect components from extreme temperatures and direct prolonged sunlight when possible, as these can degrade materials over time.
7。 トラブルシューティング
If you encounter issues with your electrical accessories, try the following basic troubleshooting steps:
| 問題 | 考えられる原因 | 解決 |
|---|---|---|
| Accessory not functioning | Loose connection, blown fuse, incorrect installation. | Check all electrical connections. Inspect the relevant fuse in the vehicle's fuse box and replace if necessary. Re-verify installation steps. |
| 断続的な動作 | Poor connection, faulty component. | Ensure connections are tight. If problem persists, the component may be faulty and require replacement. |
| Buttons/switches feel stiff or unresponsive | Dirt/debris, internal mechanical issue. | Clean around the buttons. If still stiff, internal mechanism may be damaged; professional inspection is advised. |
| Device not charging via USB/Wireless | Incompatible device, incorrect placement (wireless), faulty cable (USB), power issue. | Ensure device is compatible. For wireless, reposition device. Try a different USB cable. Check vehicle's power supply. |
トラブルシューティング手順を実行しても問題が解決しない場合は、専門の自動車技術者に相談することをお勧めします。
8. 仕様
These accessories are designed for direct fit and function in specified BYD models. Key characteristics include:
- 材料: Durable automotive-grade plastics and electronic components.
- 適合: Direct replacement or OEM-style integration for BYD Seagull and Dolphin Mini (2022-2025).
- 電気: Designed to operate within the vehicle's standard 12V electrical system.
- 起源: Mainland China.
Common Part Numbers / Models:
| 部品番号 | 説明 |
|---|---|
| EQEC-3820010 | Vehicle Electrical Accessory |
| SA2HG-3725200B | ワイヤレス充電モジュール |
| F3-3710100C | パーキングセンサー |
| EQEE-3778020 | Vehicle Electrical Accessory |
| SA3F-3798700BZ | USB充電ポート |
| EQEB-3778020A | Vehicle Electrical Accessory |
| EQEA-1703040-00LB7 | Vehicle Electrical Accessory |
| SA3F-3798700B | USB充電ポート |
| HAD-3778300 | Anti-theft Warning Light |
| SA2HG-3774010J-E2 | Vehicle Electrical Accessory |
| SA2HG-3774010JZ-E1 | Steering Column Switch Assembly |
| SC2EF-3746700A | Vehicle Electrical Accessory |
| SC2EF-3746500A | Vehicle Electrical Accessory |
9. ユーザーのヒント
- For optimal performance and to avoid potential damage, always ensure that any electrical accessory is installed by a professional automotive technician.
- Regularly check the vehicle's fuse box for any blown fuses if an accessory suddenly stops working.
10. 保証とサポート
For information regarding product warranty, returns, or technical support, please contact the seller directly through the platform where the purchase was made. Keep your purchase records, including order number and date of purchase, readily available for faster service.





