ANCEL HD431 Heavy-Duty Truck Diagnostic Scanner
DPF Service: For Detroit & For PACCAR Engines | HD-OBD & OBD2 | Lifetime Free Updates
Built for U.S. Truck Diagnostics
The HD431 combines heavy-duty truck diagnostics, DPF service for vehicles equipped with For Detroit and For PACCAR engines, and standard OBD2 testing in one easy-to-use tool. Its 6/9-pin diesel connector and 16-pin OBD2 cable support a wide range of 12V and 24V vehicles. A 4.3-inch color display, 8 GB storage, built-in DTC lookup, and lifetime free software updates help owners and technicians diagnose problems efficiently and reduce avoidable service costs.
DPF Regeneration: For Detroit & For PACCAR
Supports DPF forced regeneration, replacement, and reset functions for vehicles equipped with For Detroit and For PACCAR engines. Regular DPF service can help maintain exhaust-system performance, extend component life, and reduce the risk of costly downtime. Function availability may vary by vehicle, engine, model year, and control module—please verify compatibility before purchase.
Lifetime Free Software Updates
Keep the ANCEL HD431 software current without an annual subscription fee. Ongoing updates are designed to refine supported diagnostics and add applicable vehicle coverage or functions when available.
Complete HD-OBD & OBD2 Diagnostics
Designed for compatible 12V and 24V trucks equipped with For Cummins, For Caterpillar, For PACCAR, or For Detroit engines, plus compatible OBD2 vehicles. Diagnostic capabilities include:
- Read and clear trouble codes to identify faults and turn off the MIL after repairs when supported.
- Live data / data stream for real-time system operating values.
- Vehicle information, including VIN and other ECU-reported details when available.
- OBD2 test modes, including I/M readiness, freeze frame, oxygen-sensor tests, and on-board monitor tests.
- Built-in DTC lookup for quick code definitions and more informed repair decisions.
Four Essential Service Capabilities
1. Read & Clear Codes: Quickly retrieve diagnostic trouble codes and clear them after the underlying issue has been repaired.
2. View Live Data: Monitor real-time vehicle data to support troubleshooting and maintenance.
3. Read Vehicle Information: Access VIN and other available ECU information.
4. DPF Service: Perform supported DPF reset, replacement, and forced regeneration for vehicles equipped with For Detroit and For PACCAR engines.
Wide Vehicle & Protocol Compatibility
The included 6/9-pin heavy-duty connector and 16-pin OBD2 cable make the HD431 suitable for many U.S. trucks and passenger vehicles with compatible interfaces. Choose Fast Scan for quick access or Complete Scan to scan all supported protocols.
Supported protocols include: SAE J1939, SAE J1708, SAE J1850 PWM, SAE J1850 VPW, ISO 14230-4, ISO 9141-2, ISO 15765-4, and ISO 27145-4.
Product Specifications
Host Processor: Allwinner F1C100s, ARM9 architecture, 408 MHz default / up to 900 MHz
Memory: 32 MB DDR; 48 KB SRAM; 256 KB flash; 8 GB high-speed TF card
Lower Controller: GD32F303VCT6, ARM Cortex-M4 32-bit, 120 MHz
Display: 4.3-inch LCD, 480 × 272 resolution
Wireless: 2.4 GHz Wi-Fi
Interfaces: USB Type-C × 1; DB15 diagnostic port × 1
Audio: On-board buzzer
Operating Voltage: DC 9–36V / 1A
Operating Temperature: 14°F to 122°F (-10°C to 50°C)
Storage Temperature: -4°F to 140°F (-20°C to 60°C)
What’s in the Box
- ANCEL HD431 diagnostic device
- 1.5 m OBD2 diagnostic cable
- Diesel 6/9-pin connector
- Instruction manual
- Retail packing box
Professional Support & Compatibility Check
Use the built-in Feedback function to submit diagnostic reports or product issues for technical assistance. The HD431 includes 24/7/365 support, lifetime free software updates, technical assistance, and a 1-year brand warranty. Return or exchange eligibility is subject to the listing’s stated policy.
Before ordering: Send us your VIN, vehicle year/make/model, engine information, and required function through eBay Messages so we can help verify compatibility.
Compatibility names are used only to identify suitable vehicles and engines. All trademarks belong to their respective owners.
