LAUNCH X431 Smartlink HD Heavy Diesel Diagnostic Tool

Professional Heavy Duty Diesel Diagnostic Tool

LAUNCH X431 Smartlink HD is the ultimate heavy-duty diesel diagnostic scanner. Built with full comprehensive diagnostic software, it makes scanning and diagnosing commercial heavy diesel vehicles faster, easier, and more reliable. Supporting both USB and wireless Bluetooth connections, this device integrates seamlessly with X431 V+ scanners and covers a wide range of trucks and commercial vehicles. It also comes with the necessary adapters, making it ready for 24V heavy-duty vehicles testing straight out of the box.

Scan Tool Main Features:

Extensive Truck Coverage – Supports 36 leading truck brands including Benz, MAN, Volvo, DAF, Scania, Iveco, Renault, Freightliner, International, Mack, Isuzu, Fuso, UD, and more.
Full System Diagnostics & Control Functions – Perform OEM-level checks across all systems: identify/adapt control units, reset service intervals, read/clear fault codes, monitor live data, view system parameters, and test actuators.
Comprehensive HD Truck Software – Wide diagnostic coverage for heavy-duty diesel vehicles with accurate, reliable test data.
Dual Power Compatibility – Works with both 12V and 24V diesel trucks without battery conversion.
Rugged Design – Built tough with IP65 protection and a shockproof case for workshop and field use.
Free Online Updates for 1 Year – Stay current with the latest features and expanded coverage.

Package Includes:

Launch X431 Smartlink HD 2.0 Heavy-Duty Scan Tool. OE-Level Diagnostics for Trucks, Buses & Machineries. Extensive Truck Coverage</strong> – Supports 36 leading truck brands including Benz, MAN, Volvo, DAF, Scania, Iveco, Renault, Freightliner, International, Mack, Isuzu, Fuso, UD, and more.

1 pc x Launch X431 HD3
1 pc x AC Power Adapter
1 pc x Diagnostic Cable
3 pc x Data Cables
1 pc x Cigarette Lighter Cable
1 pc x Battery Clamps Cable
1 pc x IVEO-38 Adaptor

1 pc x Hyundai-16 Adaptor
1 pc x OBD-6 Adaptor
1 pc x Benz-14 Adapter
1 pc x Volvo-8 Adapter
1 pc x Mitsubishi-12+6 Adapter
1 pc x Renault-12 Adaptor
1 pc x OBD-16 Adaptor

1 pc x Type II OBD-9 Adaptor
1 pc x CAT-9 Adaptor
1 pc x MAN-37 Adaptor
1 pc x IVECO-30 Adaptor
1 pc x MAN-12 Adaptor

Professional Heavy Duty Diesel Diagnostic Tool

Engine Diagnosis:
support Chaochai, Dachai, Laiyang Power, Quanchai, Shangchai, Weichai, Xichai, Yangchai, Yuchai, Yunnei Power, Cummins, Xinchen Power, Chaochai Xinfeng, Great Wall Xinfeng, Doosan, Huayuan Lai, Platinum, Isuzu and other engine systems;

Natural Gas Diagnosis:
support Cummins natural gas, Nanchong natural gas, Shangchai natural gas, Weichai natural gas, Xichai natural gas, Iveco natural gas, Yuchai natural gas, heavy gas natural gas, Chaochai natural gas, Yunzhong natural gas system, etc.;

Post-Processing Diagnosis:
support Guangxi Sanli tail gas post-treatment, Tenneco post-treatment, Kailong post-treatment, Tianlan DCU, Bosch post-processing system diagnosis, etc.

Calibration Function:
support Chaochai calibration, Dongfeng Renault calibration, Cummins calibration, Shangchai calibration, Weichai calibration, Xichai calibration, Yuchai calibration, heavy truck calibration, Yangchai calibration, etc.;

ECU Brush Writing:
support Bosch ECU brush writing, Nanyue single pump ECU brush writing, Bosch bottom layer brush writing, natural gas ECU brush writing, electric ECU brush writing, Delphi ECU brush writing, China National Heavy Duty Truck ECU brush writing, Tenneco DCU Wait;

ABS System:
WABCO ABS, Delphi ABS, Knorr ABS, Bosch ABS, Komi ABS, Localized ABS (liberation), Wanan ABS, SABS, Asia Pacific ABS, Hongding ABS, Wanan ABS (liberation), Yuan Feng Qingqi ABS, Wanan Qingqi ABS, Ford ABS, Wandu ABS, Jingxi Heavy Industry ABS, etc.;

Construction Machinery:
Supports dozens of engineering machinery vehicle system diagnostics.

Launch X431 HD3 Supported heavy duty vehicle list:

Europe:
MERCEDES BENZ
MAN
VOLVO
SCANIA
IVECO
DAF
RENAULT

U.S:
Freightliner
INTERNATIONAL
Kenworth
PETERBILT
STERLING
WESTERN STAR
MACK
DETROIT
CUMMINS

Asia:
HINO
FUSO
ISUZU
UD
HYUNDAI

Launch X431 Smartlink HD 2.0 — Which Kit Is Right For You?

Comparison Table: Smartlink HD 2.0 Module | X431 V+ Smartlink HD 2.0 Kit | X431 V+ with Smartlink HD 2.0 — Petrol & Heavy Diesel Kit

	Smartlink HD 2.0 Module	X431 V+ Smartlink HD 2.0 Kit	X431 V+ with Smartlink HD 2.0 — Petrol & Heavy Diesel Kit

Hardware
X431 V+ Tablet Included	— (requires existing tablet)	✓	✓
Tablet Display	— (module only)	10.1" touchscreen	10.1" touchscreen
Tablet RAM / Storage	256MB / 8GB	4GB / 64GB	1GB / 8GB + 32GB SD
Tablet Battery	—	6300 mAh	6600 mAh
HD Module Power Supply	DC 9–36V	DC 9–36V	DC 9–36V
24V Support	✓	✓	✓
Rugged / IP65 Build	✓	✓	✓
Connectivity	USB / Wi-Fi / Bluetooth	USB / Wi-Fi / Bluetooth	USB / Wi-Fi / Bluetooth
HD Adapter Kit Included	✓	✓	✓
Vehicle Coverage
Passenger Vehicles & Utes	Via existing X431 compatible tablet	–	✓ 150+ brands
Heavy Diesel Trucks	✓ 36+ brands	✓ 36+ brands	✓ 36+ brands
Buses & Coaches	✓	✓	✓
Agricultural Machinery	✓	✓	✓
Construction & Earthmoving Equipment	✓	✓	✓
Mining Vehicles	✓	✓	✓
HD Protocols (J1939 / J1708)	✓	✓	✓
CAN FD & DoIP	✓	✓	✓
Diagnostic Functions
Full System Diagnostics	✓	✓	✓
Read / Clear Fault Codes	✓	✓	✓
Live Data Stream	✓	✓	✓
Bi-Directional / Actuator Tests	✓	✓	✓
ECU Coding & Adaptations	✓	✓	✓
Topology Mapping	✓	✓	✓
Remote Diagnostics	✓	✓	✓
Service Functions
DPF Regeneration	✓	✓	✓
Injector Coding	✓	✓	✓
SCR / AdBlue Reset	✓	✓	✓
ABS Bleed & Calibration	✓	✓	✓
Oil / Service Reset	✓	✓	✓
BMS Reset	✓	✓	✓
EPB Reset	✓	✓	✓
Clutch Matching	✓	✓	✓
Speed Limit Reset	✓	✓	✓
Best For
Already own the X431 V+ or higher?	✓ Upgrade this way	—	—
HD-focused workshop / fleet	—	✓ Best fit	—
Mixed fleet — cars, utes & HD trucks	—	—	✓ Best fit
	LEARN MORE	LEARN MORE	LEARN MORE

Professional Heavy Duty Diesel Diagnostic Tool

Tech Specs

CPU: 120MHz
Power consumption: ≤3W
Working voltage: DC 9-36V
Working temperature: -10 ° C ~ 50 ° C
Communication method: USB+Wi-Fi+Bluetooth
Size: 204x110x45 (mm)

Delivery

99% of purchases are dispatched from our Melbourne warehouse within 24 hours of payment. Every parcel is shipped with Australia Post e-Parcel, complete with tracking and signature on delivery.

Need it sooner? Express shipping is also available—check if your postcode is in the Next Day Delivery network.

Returns

Shop with confidence. We offer a 30-day money back guarantee on all orders. If you’ve had a change of mind, simply return the item in re-original condition and we’ll make it right.

Warranty

All AZscanners products are backed by a 12-month warranty (unless otherwise stated). We stand by the quality of our tools and will repair or replace your item if a covered fault arises.

Buying your scan tool should feel easy, safe, and backed by a team you can trust.

That’s why thousands of mechanics, fleets, and car owners across Australia choose AZscanners. Here’s our promise to you:

Trusted Since 2013

We’ve been Australia’s go-to supplier of premium diagnostic scan tools for over a decade. From workshops and mobile mechanics to DIY users, we’ve built our reputation on quality, reliability, and real support.

30-Day Money Back Guarantee

Changed your mind? No problem. You have 30 days to return your item in its original condition for a full refund. It’s our way of making your purchase completely risk-free.

Quality You Can Count On

Every product in our range is hand-picked for performance, compatibility, and durability. Whether you’re after a professional-grade scan tool or an easy solution for home use, we’ve got you covered.

Local Support that Cares

We don’t just sell scan tools — we support them. Our team of technicians is here to answer your questions before and after purchase, so you’re never left on your own.

Fast & Reliable Shipping

99% of orders are shipped within 24 hours (from our Melbourne warehouse) with tracking and signature included. Need it quicker? Express delivery is available.