Model: HD431, DS200 | Brand: ANCEL
This manual provides comprehensive instructions for the operation, maintenance, and troubleshooting of your ANCEL HD431 Heavy Duty Truck Scanner and ANCEL DS200 Full Systems OBD2 Scanner. These devices are designed to assist in vehicle diagnostics, maintenance, and repair, offering advanced features for both heavy-duty trucks and passenger vehicles.
The ANCEL HD431 specializes in heavy-duty truck diagnostics, particularly DPF regeneration and reset functions for Detroit and Paccar engines. The ANCEL DS200 is a versatile full-systems OBD2 scanner with over 15 reset services for a wide range of vehicles.

Image: The ANCEL HD431 heavy-duty truck scanner (bottom) and the ANCEL DS200 full-systems OBD2 scanner (top), showcasing their compact designs and user interfaces.
The ANCEL DS200 features a built-in 1500mAh battery. Before first use, ensure the device is fully charged.
Both HD431 and DS200 offer lifetime free updates. It is recommended to update the software before first use to ensure access to the latest vehicle models and diagnostic functions.
The DS200 provides comprehensive diagnostics for all available vehicle modules and offers various reset functions.

Image: The ANCEL DS200 interface displaying icons for various vehicle systems it can diagnose, including Engine, Airbag, Transmission, ABS, SAS, 4WD, TPMS, Headlamp, and ESP.

Image: A visual representation of the 15+ hot reset services available on the ANCEL DS200, including Air/Fuel Ratio Reset, Gearbox Relearn, Brake Pad Reset, EGR Adaption, TPMS Reset, NOX Sensor Reset, Gear Learn, ABS Bleeding, Battery Matching, Oil Reset, SAS Reset, Injector Coding, Throttle Relearn, AdBlue Reset, and DPF Regen.

Image: Diagram illustrating the ABS Bleeding function, showing how it ensures safe driving by expelling air for optimal brake performance, addressing issues like soft brake pedals or bad braking after brake fluid addition/replacement or ABS parts repair/replacement.

Image: Diagram demonstrating the SAS (Steering Angle Sensor) Reset function, which helps re-align the steering column for better driving if the car is off course, showing a visual comparison of incorrect (270°-70° X) and correct (270°-90° ✓) alignment.
The HD431 is specifically designed for heavy-duty truck diagnostics, with a focus on DPF functions for Paccar and Detroit engines.

Image: The ANCEL HD431 interface showing both OBDII and HDOBD functions. OBDII functions include Read Codes, Erase Codes, Live Data stream, Freeze Frame, I/M Readiness, On-Board Monitoring Test, and O2 Monitor Test. HDOBD functions include Read Codes, Erase Codes, and Live Data stream.

Image: Comparison showing a truck with excessive smoke from a clogged DPF (left) versus a clean exhaust after using the ANCEL HD431 for advanced DPF regeneration (right). It highlights the HD431's capability to solve DPF issues for Detroit and Paccar engines.

Image: A circular diagram illustrating the wide compatibility of the ANCEL HD431 with various truck types, including cement trucks, tow trucks, Mack trucks, vans, dump trucks, and garbage trucks, indicating its broad applicability for heavy-duty vehicles.
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | No power from OBD-II port; DS200 battery drained. | Check vehicle's OBD-II port fuse. Ensure vehicle ignition is ON. Charge DS200 battery. |
| Communication error with vehicle. | Incorrect connection; incompatible protocol; damaged cable. | Ensure cable is securely connected. Verify vehicle compatibility. Try a different vehicle or cable if available. |
| DPF Regeneration fails (HD431). | Vehicle conditions not met (e.g., engine temp, fuel level); underlying engine fault. | Check all vehicle parameters required for DPF regen. Address any active engine fault codes before attempting regen. |
| Screen freezes or device is unresponsive. | Software glitch; low memory. | Perform a soft reset (refer to device manual for specific steps, usually holding power button). Ensure latest software updates are installed. |
| Feature | Description |
|---|---|
| Brand | ANCEL |
| Model (HD431) | Heavy Duty Truck Scanner |
| Model (DS200) | Full Systems OBD2 Scanner |
| Display (HD431) | 4.3-inch HD screen |
| Display (DS200) | 5-inch touchscreen |
| Memory (HD431) | 8G |
| Battery (DS200) | Built-in 1500mAh |
| Operating System (DS200) | Android OS |
| Processor (DS200) | Quad-core processor |
| Connectivity (HD431) | 6 & 9 pin, 16 pin diverse connectors |
| Updates | Lifetime Free Updates |
ANCEL products are designed for reliability and performance. For specific warranty details, please refer to the warranty card included with your product or visit the official ANCEL website.
Note: The reset functions may vary by car model and year. Provide your vehicle's details for assistance if you encounter compatibility issues.
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