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Komatsu Diagnostic Software

Komatsu Diagnostic Scan Tool

Do you have heavy equipment like Komatsu wheel loaders, excavators, dozers, motor graders, trucks, and more in your fleet? Now, ensure that they are constantly on the job, delivering peak performance without a break.

With our Komatsu diagnostic software tool, you can easily identify and troubleshoot issues, increase the performance and productivity of your equipment, and reduce downtime because of breakdowns.

All Komatsu heavy equipment runs on Cummins engines. Jaltest has top-of-the-line Cummins diagnostic software that allows you to stay ahead of the curve and get the best from your Komatsu equipment. We offer the best Cummins diagnostic tool to help you easily identify any issue and take preventive action before they become a major problem.

In addition to the engine Jaltest has coverage for transmissions, hydraulics, aftertreatment systems, body computers and more that varies based on the model and series.

With the Komatsu connector, you can connect your Komatsu construction equipment to get technical information, images, diagrams, and graphs for each make and model to speed up the diagnostic and repair process.

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Our deep coverage of Cummins engines in Komatsu equipment

Cummins diagnostic tool provides excellent coverage across the core line of engine models. Komatsu has their own line of on-board diagnostic systems and Jaltest carries that forward with the Cummins diagnostic scan tool. Now, get deep engine coverage for all your Cummins-powered Komatsu equipment such as dozers, loaders, excavators, and more.

Troubleshooting has never been easier than with our Cummins diagnostic scanner for Komatsu equipment. Get all the diagnostics and information you need to service Cummins engines and keep your fleet on the road. Our scanners help you make decisions that will get your equipment back in service.

Code injectors

Force regens, code injectors

Jaltest offers state-of-the-art Cummins diesel diagnostic software that enables you to work with the aftertreatment system. Force regens, reset counter and more to stop soot from building up inside the diesel particulate filter (DPF) and stay out of limp mode. With our electronic service tools, use regens to burn off soot buildup.

Moreover, our software enables you to code injectors, a process to program the electronic control module (ECM) of a Cummins diesel engine for Komatsu equipment to know the attributes of fuel injectors. You can now optimize performance, maintain engine efficiency, and extend the lifecycle of the engine.

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Diagnose systems, from engines, and transmission, to hydraulics

Our Komatsu diagnostics software has advanced features with a wide range of powerful diagnostic options. It enables easy diagnostics of major components of your equipment such as engines, transmission, and hydraulics. You can calibrate sensors and actuators, replace and regenerate DPFs, and configure and set operating parameters.

Jaltest diagnostic software quickly identifies issues and malfunctioning components and offers prompt and reliable solutions. This keeps downtime to a minimum, enhances productivity, reduces maintenance costs, and ensures that every aspect of your heavy equipment such as engines, transmission, and hydraulics is always in running order.

Jaltest Diagnostic Computers for Komatsu

Jaltest Diagnostic Computers for Komatsu

What makes a Jaltest diagnostic computer for Komatsu a cut above any other is their cutting-edge features and advanced technology. The software is intuitive, fully customizable, and user-friendly and you do not have to go through a complex process to set it up. You can quickly diagnose and get to the root of the problem with effective and powerful streamlined solutions.

The Komatsu diagnostic scan tool overage is available across all models and series though the extent of exposure may vary. However, it is still top quality across all models. Moreover, we keep you in sync with the latest changes by updating the software thrice every year. This adds to the coverage and increases the performance and functionality of the Komatsu diagnostic scanner for Cummins engines.

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Jaltest Coverage for Komatsu

Heavy Equipment

D 100-5 SERIES
D 100-6 SERIES
D 100-8 SERIES
D 200-5 SERIES
D 200-5EO SERIES
D 300-5 SERIES
D 300-5EO SERIES
D 300-6 SERIES
D 300-8 SERIES
D 30-21 SERIES
D 400-5 SERIES
D 60-15 SERIES
D 60-15EO SERIES
D 60-16 SERIES
D 60-17 SERIES
D 60-18 SERIES
D 70-24 SERIES
D 80-15 SERIES
D 80-15EO SERIES
D 80-18 SERIES
GD 500-5 SERIES
GD 600-3EO SERIES
GD 600-5 SERIES
HB 200-3 SERIES
HB 300-3 SERIES
HD 1000-8 SERIES
HD 300-7 SERIES
HD 300-8 SERIES
HD 400-7 SERIES
HD 400-7EO SERIES
HD 400-8 SERIES
HD 600-7 SERIES
HD 600-7EO SERIES
HD 600-8 SERIES
HD 700-7 SERIES
HD 700-8 SERIES
HM 300-1 SERIES
HM 300-2 SERIES
HM 300-5 SERIES
HM 400-2 SERIES
HM 400-3 SERIES
HM 400-5 SERIES
PC 1000-11 SERIES
PC 100-11 SERIES
PC 100-8 SERIES
PC 1200-7 SERIES
PC 1200-8 SERIES
PC 2000-8 SERIES
PC 200-10 SERIES
PC 200-11 SERIES
PC 200-6 SERIES
PC 200-7 SERIES
PC 200-8 SERIES
PC 300-10 SERIES
PC 300-11 SERIES
PC 300-6K SERIES
PC 300-7 SERIES
PC 300-8 SERIES
PC 400-10 SERIES
PC 400-11 SERIES
PC 400-6 SERIES
PC 400-6K SERIES
PC 400-7 SERIES
PC 400-8 SERIES
PC 600-7 SERIES
PC 600-8 SERIES
PC 600-8E0 SERIES
PC 700-11 SERIES
PC 700-6 SERIES
PC 700-7 SERIES
PC 700-8E0 SERIES
PC 800-7 SERIES
PC 800-8 SERIES
PC 800-8E0 SERIES
PW 100-10 SERIES
PW 100-11 SERIES
PW 100-6K SERIES
PW 100-7 SERIES
PW 100-8 SERIES
PW 200-7 SERIES
WA 1200-6 SERIES
WA 300-5 SERIES
WA 300-6 SERIES
WA 300-7 SERIES
WA 300-8 SERIES
WA 400-10 SERIES
WA 400-5 SERIES
WA 400-6 SERIES
WA 400-6EO SERIES
WA 400-7 SERIES
WA 400-8 SERIES
WA 500-3 SERIES
WA 500-6 SERIES
WA 500-7 SERIES
WA 500-8 SERIES
WA 500-8EO SERIES
WA 600-6 SERIES
WA 600-7 SERIES
WA 600-8 SERIES
WA 800-8 SERIES
WA 900-8 SERIES
Discover More Coverage Options

Compact Equipment

CK 30-1 SERIES
D 30-22 SERIES
D 30-24 SERIES
D 50-22 SERIES
D 50-24 SERIES
D 60-23 SERIES
D 60-24 SERIES
PC 100-10 SERIES
PC 100-11 SERIES
PC 100-6K SERIES
PC 100-7 SERIES
PC 100US-8 SERIES
PC 200US-8 SERIES
PC 30-5 SERIES
PC 40-5 SERIES
PC 50-5 SERIES
PC 60-7 SERIES
PC 70US-8 SERIES
PC 80-10 SERIES
PC 80-5 SERIES
PC 80-8 SERIES
PW 100-11 SERIES
PW 90-10 SERIES
SK 1000-5 SERIES
WA 100-5 SERIES
WA 100-6 SERIES
WA 100-8 SERIES
WA 200-5 SERIES
WA 200-6 SERIES
WA 200-7 SERIES
WA 200-8 SERIES
WA 60-6 SERIES
WA 70-8 SERIES
WA 80-7 SERIES
WA 80-8 SERIES
WB 90-8 SERIES
Discover More Coverage Options

Komatsu Diagnostic

Create Your Custom Computer Diagnostic kits

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See how Jaltest can diagnose your fleet. Request a live virtual one on one demonstration or we can email you a recorded demo.

Jaltest Komatsu Diagnostic Software FAQs

The Komatsu diagnostic software is a multi-brand diagnostic tool that is optimized to diagnose faults in Komatsu construction and heavy equipment. By ensuring that fault codes are identified and resolved at the earliest, Komatsu equipment can always be maintained optimally without downtime.


The Komatsu diagnostic tool can be connected directly with the onboard computer (ECU) of the Komatsu equipment. Technicians and equipment owners can therefore perform cutting-edge and advanced diagnosis that includes reading and clearing fault codes, scanning electronic systems, monitoring live data, and performing system tests. Most importantly, troubleshooting is at a level that is no less than what is offered by dealers and service centers.

The Komatsu diagnostic software has several advanced troubleshooting options and features to keep Komatsu equipment on the job without frequent breakdowns.


Here are some of the key functions of the Komatsu diagnostic scan tool.

  • Identifying and resolving fault codes
  • Carrying out full system scans
  • Tracking live sensor data,
  • Injector coding
  • Forced DPF regenerations to remove soot buildup
  • Resetting service parameters

Additionally, technicians can read Komatsu engine codes to make sure that engines are performing optimally, thereby extending equipment lifespan.

The Komatsu diagnostic software supports a wide range of Komatsu equipment with use cases ranging from construction and mining to material handling. Types of equipment include excavators, loaders, and dozers.


Among the most popular series of Komatsu equipment that is supported by the Komatsu diagnostic tool are as follows:

  • PC excavators (PC200, PC300, PC400)
  • WA wheel loaders
  • HM articulated dump trucks
  • D-series bulldozers

Apart from these specific models, the software also covers additional models and equipment categories.

All Komatsu heavy equipment runs on Cummins engines. The Komatsu diagnostic scan tool provides excellent coverage across the core line of engine models. With the state-of-the-art Komatsu diagnostic software, you can work with the aftertreatment systems, carry out force regens, reset counters, and more to stop soot from building up inside the diesel particulate filter (DPF).


This allows operators to keep equipment running efficiently and avoid costly downtime caused by engine or emissions-related issues.

The Komatsu diagnostics software has advanced features with a wide range of powerful diagnostic options, making it essential for service centers and workshops. It enables easy diagnostics of major components of equipment such as engines, transmission, and hydraulics. It is possible to calibrate sensors and actuators, replace and regenerate DPFs, and configure and set operating parameters.


This diagnostic software quickly identifies issues and malfunctioning components and offers prompt and reliable solutions.