1. บทนำ
The OTOFIX D1 Lite is a state-of-the-art bidirectional scan tool designed to provide comprehensive diagnostic and maintenance solutions for a wide range of vehicles. Engineered for portability and ease of use, this device integrates advanced technology to streamline vehicle repair and analysis. It is an ideal choice for both professional technicians and DIY enthusiasts seeking efficient and accurate automotive diagnostics.
The OTOFIX D1 Lite features a 7-inch LCD capacitive touchscreen, runs on Android 9.0 OS, and is equipped with 2GB RAM and 64GB ROM for smooth operation. Its robust 5800mAh battery ensures extended working hours. The device supports Bluetooth connection with CAN FD & DoIP Protocols, ensuring compatibility with newer vehicle models and faster diagnostic speeds.

Image: The OTOFIX D1 Lite diagnostic tablet, VCI, and carrying case, highlighting its key features like bidirectional control and 38+ hot services.
2. การตั้งค่าและการใช้งานเบื้องต้น
2.1 การแกะกล่องและการระบุส่วนประกอบ
Upon receiving your OTOFIX D1 Lite, carefully unbox all components. The package should include the following:
- 1 * OTOFIX D1 Lite Scanner (Main Unit)
- 1 * OTOFIX V1 (Vehicle Communication Interface)
- 1 * Type C USB Cable
- 1 * อะแดปเตอร์ไฟฟ้า
- 1 * USB to Ethernet Adapter
- 1 * Quick Reference Guide
- 1 * Packing List
- 1 * กระเป๋าใส่ของ

Image: A visual representation of all items included in the OTOFIX D1 Lite product package.
2.2 การเปิดเครื่องและการกำหนดค่าเริ่มต้น
- Connect the power adapter to the OTOFIX D1 Lite tablet and a power outlet to ensure the device is fully charged before first use.
- กดปุ่มเปิด/ปิดค้างไว้เพื่อเปิดแท็บเล็ต
- Follow the on-screen prompts to select your language (English is supported), connect to a Wi-Fi network, and complete the initial setup.
- Register your device and set up your user account as instructed.
2.3 การอัปเดตซอฟต์แวร์
It is crucial to perform a software update immediately after initial setup to ensure you have the latest features, vehicle models, and bug fixes. The OTOFIX D1 Lite includes 2 years of free updates.
- Navigate to the 'Update' icon on the main screen.
- Ensure a stable Wi-Fi connection.
- Download and install all available updates. This process may take some time depending on your internet speed and the size of the updates.

Image: The OTOFIX D1 Lite tablet displaying the update process, emphasizing the 2 years of included updates.
3. Operating the OTOFIX D1 Lite
3.1 การเชื่อมต่อกับยานพาหนะ
The OTOFIX D1 Lite connects to vehicles via the OTOFIX V1 Vehicle Communication Interface (VCI) using Bluetooth or a wired USB connection.
- ค้นหาพอร์ต OBD2 ของรถ (โดยปกติจะอยู่ใต้แผงหน้าปัด)
- Plug the OTOFIX V1 into the OBD2 port. The VCI will power on.
- On the D1 Lite tablet, ensure Bluetooth is enabled. The tablet should automatically connect to the VCI. For a wired connection, use the provided USB cable to connect the tablet to the VCI.

Image: The OTOFIX D1 Lite tablet wirelessly connected to the OTOFIX V1, demonstrating the convenience of Bluetooth diagnostics up to 10 meters.
3.2 การวินิจฉัยระบบทั้งหมดระดับ OE
The D1 Lite can perform comprehensive diagnostics on all available vehicle systems, including Engine, AT, ABS, EPB, BMS, TPMS, SRS, SAS, Audio System, BCM, Air Conditioning, and more. This allows for reading and clearing codes, viewing live data, and checking ECU information.
- From the main menu, select 'Diagnostics'.
- Choose the vehicle make and model, or use 'Auto VIN' for automatic identification.
- Select 'Auto Scan' to perform a full system scan.

Image: The OTOFIX D1 Lite performing an all-system diagnostic scan, showing capabilities like reading/erasing codes, live data, freeze frame, and ECU information.
3.3 การควบคุมแบบสองทิศทาง (การทดสอบเชิงรุก)
This function allows the D1 Lite to send commands to the vehicle's ECUs and monitor the operation of actuators, enabling efficient troubleshooting of specific components. Exampตัวอย่างเหล่านี้ได้แก่ การเปิดใช้งานปั๊มเชื้อเพลิง การควบคุมโซลินอยด์ ABS หรือการทดสอบมอเตอร์กระจกหน้าต่าง
- After selecting the vehicle, choose 'Active Test' from the function menu.
- Select the specific component or system you wish to test.
- Follow the on-screen instructions to perform the active test.

Image: The OTOFIX D1 Lite demonstrating its bi-directional control capabilities, allowing users to perform individual tests on actuators like wipers, tires, headlights, and engine status monitors.
3.4 38+ Hot Reset Functions
The D1 Lite provides over 38 maintenance services to address common vehicle problems, including Oil Reset, Injector Coding, Throttle, DPF Reset, SCR Reset, Gear Learning, Clutch Learning, Suspension, and more. Note that specific functions may vary by vehicle model and year.
- From the main menu, select 'Service'.
- Choose the desired reset or maintenance function.
- Follow the on-screen instructions to complete the procedure.

Image: A display of the OTOFIX D1 Lite's extensive list of over 38 maintenance services, including Oil Reset, Injector Coding, Throttle, DPF Reset, and more.
3.5 FCA SGW and Renault SGW Access
The OTOFIX D1 Lite supports FCA SGW (Security Gateway) access for 2018+ Fiat, Chrysler, Alfa Romeo, Dodge, and Jeep vehicles, and Renault SGW access for 2015+ Renault RGW-equipped vehicles. This allows for full diagnostic capabilities on these secured systems.
- For FCA SGW: Go to the AutoAuth official website, register and set up a user account, confirm compatibility, and then gain diagnostic access.
- For Renault SGW: Download/install Renault software (V2.0 or above), purchase a Renault physical token, open Renault software, and follow prompts for full access.

Image: Steps for gaining FCA SGW access using the OTOFIX D1 Lite, detailing the AutoAuth registration process.

Image: Steps for gaining Renault SGW access using the OTOFIX D1 Lite, including software download and token purchase.
4. การบำรุงรักษา
4.1 การดูแลอุปกรณ์
- รักษาอุปกรณ์ให้สะอาด ปราศจากฝุ่นและความชื้น ใช้ผ้านุ่มและแห้งทำความสะอาด
- Store the OTOFIX D1 Lite in its carrying case when not in use to protect it from damage.
- หลีกเลี่ยงอุณหภูมิที่สูงเกินไปและแสงแดดโดยตรง
4.2 การบำรุงรักษาซอฟต์แวร์
Regular software updates are essential for optimal performance and expanded vehicle coverage. The D1 Lite offers 2 years of free updates.
- Periodically check for new updates via the 'Update' icon on the tablet.
- Ensure a stable internet connection during updates to prevent corruption.
4.3 MaxiFix Cloud Report Management
The D1 Lite supports cloud-based diagnostic report management, allowing you to save, share, and review diagnostic reports anytime, anywhere.
- Use the 'Data Manager' function to save reports to the cloud with one click.
- Reports can be shared via QR codes, emails, or text messages.

Image: The OTOFIX D1 Lite interface showing the MaxiFix Cloud Report Management feature, enabling one-click report saving and sharing.
5 การแก้ไขปัญหา
5.1 ปัญหาทั่วไปและแนวทางแก้ไข
- อุปกรณ์ไม่เปิดเครื่อง: ตรวจสอบให้แน่ใจว่าแบตเตอรี่ชาร์จเต็มแล้ว เสียบอะแดปเตอร์แปลงไฟแล้วลองใหม่อีกครั้ง
- VCI เชื่อมต่อไม่ได้: Check if the VCI is properly plugged into the vehicle's OBD2 port and that the vehicle's ignition is on. Verify Bluetooth is enabled on the tablet and the VCI is within range.
- ความล้มเหลวในการอัปเดตซอฟต์แวร์: Ensure a strong and stable Wi-Fi connection. Restart the device and try the update again. If issues persist, contact OTOFIX support.
- Vehicle communication error: Verify the vehicle's ignition is on. Check the OBD2 port for any damage. Ensure the correct vehicle make/model is selected in the software.
- Function not supported: Some advanced functions may not be supported on all vehicle models or years. Refer to the vehicle coverage list or contact support for specific compatibility inquiries.
6. ข้อมูลจำเพาะ
| คุณสมบัติ | ข้อมูลจำเพาะ |
|---|---|
| ยี่ห้อ | โอโตฟิกซ์ |
| หมายเลขรุ่น | OTOFIX D1 Lite |
| ขนาดสินค้า | ยาว 12.2 นิ้ว x กว้าง 10.24 นิ้ว x สูง 3.54 นิ้ว |
| น้ำหนักสินค้า | 3.85 ปอนด์ |
| ระบบปฏิบัติการ | Multitask-capable Android 9.0 |
| แสดง | 7.0-inch 1280*800 LCD capacitive touch screen |
| แรม/รอม | 2GB/64GB |
| แบตเตอรี่ | ลิเธียมไออน 5800mAh (รวมอยู่ด้วย) |
| การเชื่อมต่อ | Bluetooth Connection with CAN FD & DoIP Protocols |
| ภาษา | ภาษาอังกฤษ |
| คุณสมบัติพิเศษ | 38+ Service Functions, All System Diagnostics, Bi-directional Active Test, FCA SGW Vehicle Access & Renault Security Gateway Function |
7. การรับประกันและการสนับสนุน
The OTOFIX D1 Lite comes with a 1-year warranty and 2 years of free software updates. Lifetime technical assistance is also provided.
For any problems or inquiries regarding the use of this tool, please feel free to contact OTOFIX support at any time. Our dedicated support team is available 24/7 to assist you.
อีเมล: MotorzoneUS@outlook.com
ก่อนการซื้อasing, if you wish to confirm compatibility with your car model, year, and specific functions needed, please send us your vehicle details via email. We will help you verify compatibility.





