The iCarsoft HDI is the perfect scan tool for diagnosing and clearing trouble codes on most heavy duty diesel trucks and vehicles using J1587, J1708 and J1939 OBD protocols. It helps you diagnose multiple systems including Engine, Transmission, Brakes and more.

For Heavy Diesel Trucks, Buses & Tractors

The HDI is suitable for many heavy diesel trucks and vehicles using J1587, J1708 and J1939 OBD protocols. This includes:

  • Tow Trucks, buses, cement trucks, garbage trucks, municipality trucks, refrigerated trucks, mining trucks agricultural, industrial and construction diesel trucks.
  • Diamond, Ford, Freight-liner, GMC/Chevrolet, International, Kenworth, Mack, Mercedes Benz, Navistar, Volvo, Cummins, Detroit, Caterpillar and many more.

Main Features

  • Read & Clear Trouble Codes - Diagnose heavy diesel trucks and vehicles using J1587, J1708 and J1939 OBD protocols. It helps you diagnose multiple systems including Engine, Transmission, Brakes and more. Also works with passenger cars using 16 pins OBD-II protocols CAN, KWP, J1850 and ISO protocols. (Powertrain Diagnosis Only)
  • I/M Readiness - Indicated whether or not the various emissions-related systems on the vehicle are operating properly and are ready for inspection and maintenance testing.
  • Data Stream - Monitor important vehicle parameters in real-time. Data can include a number of customised gauges such as EGT, Torque, horsepower, etc. You can also graph, record and replay data in full colour.
  • Freeze Frame - When an emission related fault occurs, certain vehicle conditions are recorded by the OBD computer. This information is referred to as freeze frame data. A snapshot of the operating condition at the time of an emission related fault.
  • O2 Sensor Test - Allows retrieval and viewing of O2 sensor test results from the vehicle's on-board ECU.
  • On-Board Monitoring - This function can be utilised to read the results of on-board diagnostic monitoring tests for specific components/systems
  • EVAP System Test - The EVAP test function lets you initiate a leak test for the vehicle's EVAP system. Before using the system, refer to the vehicle's service repair manual to determine the procedures necessary to stop the test.
  • VIN Identification - The option displays the vehicle identification number (VIN), the calibration verification number (CVN), and other information of the vehicle.

Package Includes

  • HDI Heavy Diesel Vehicle Scan Tool
  • User's Manual
  • OBD Cable 6PIN / 9PIN / 16PIN
  • USB Cable - Connect to PC to update online
Compatible with commercial heavy diesel vehicles 6 or 9 PINS OBD port
Multi systems diagnostics: Engine, ABS, Airbag, Gears
Read & Clear Check Engine Codes
Free software update
  • Screen 2.8" full colour
  • Input Voltage: range 8-36V
  • Working current: Typically 100mA
  • Typical Power: 1.2W
  • Cable Connecting Method: 16PIN 6PIN 9PIN
  • Working Ambient Temperature: 32 - 122 F
  • Dimension: 121 X 82 X 26mm L/W/H
  • Weight: 1.1Kgs

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.

AZscanners Guarantee - why buy obd scanners diagnostic tools from us

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.

Competitive Prices Direct to You

We keep our overheads low and source directly from manufacturers, so you get premium tools without the premium price tag.

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