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JALTEST DIAGNOSTICS

Much more than just an all-makes diagnostics tool. Jaltest Diagnostics includes a large quantity of functionalities that will help you during the whole maintenance and repair process of the vehicle, facilitating and speeding up your work at the repair shop.
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Why choose Jaltest

Jaltest delivers the complete toolkit for modern repair shops and fleets, combining multi‑brand diagnostics, training, telematics, and specialized tools into one cohesive ecosystem. Built for commercial vehicles, agricultural equipment, OHW, MHE, and marine, Jaltest helps teams work faster, smarter, and with confidence.

With Jaltest, you standardize processes, accelerate repairs, and unlock data‑driven decisions—putting your operation at the forefront of the industrial automotive sector.

JALTEST CV

The Jaltest Diagnostics Commercial Vehicle kit is a comprehensive diagnostics solution for trucks, buses, trailers, and commercial pickups. It offers access to technical information, wiring diagrams, and repair guides to facilitate effective diagnostics and troubleshooting.

With Jaltest Diagnostics CV, you can perform advanced actions such as DPF regenerations, cylinder cut out tests, injector coding, and more. Compatible with popular makes like Peterbilt, Kenworth, Freightliner, Paccar, and Mack, it becomes an essential tool for independent mechanics, repair shops, fleet managers, and dealers.

MORE THAN JUST DIAGNOSTICS

  • Automatic detection of systems and fault codes
  • Real-time data monitoring
  • Actuations and calibrations of components
  • Parameterizations
  • Troubleshooting guides by fault code
  • Operating time and consumption of the vehicle
  • Component adaptation and calibration

RUGGED AND COMPACT HARDWARE EASY TO TRANSPORT

All products of the Jaltest family are designed to meet the strictest repair shop technicians' demands and needs regarding roadside assistance. They are also designed and prepared to face extreme working and weather conditions.

JALTEST OHW

The Jaltest OHW module module is a cutting-edge heavy equipment diagnostics tool specifically designed for construction equipment, including cranes, excavators, dumpers, stationary engines, street sweepers, and road maintenance equipment. Whether you are a dealer, a mobile repair, or a rental company, the Jaltest OHW module is your ultimate solution to perform advanced actions such as DPF regenerations, cylinder cut-out tests, or injector coding. With its extensive coverage, you gain access to technical information, repair guides, and wiring diagrams for leading makes like CAT, John Deere, Volvo, and many more.

It offers complete coverage, including new, makes, models and systems three times a year, which guarantees a constant update of its capabilities.

MORE THAN JUST MAINTENANCE

  • Automatic detection of systems and fault codes
  • Real-time data monitoring
  • Actuations and calibrations of components
  • Parameterizations
  • Troubleshooting guides by fault code
  • Releases and Procedures
  • Manual Diagnostics

ATS MODULE

All products of the Jaltest family are designed to meet the strictest repair shop technicians' demands and needs regarding roadside assistance. They are also designed and prepared to face extreme working and weather conditions.

I-PARTS ASSIST

Receive additional help for the replacement and reprogramming of Cojali make components in three easy steps.

JALTEST MHE

The Jaltest MHE module is Cojali’s comprehensive diagnostics solution for the Material Handling Equipment industry. It covers a wide range of equipment, including Hyster/Yale, CAT, Nissan, Linde, Genie, and more. With compatibility for forklifts, articulated boom lifts, telescopic handlers, scissor lifts, harbor cranes, and material handlers. The module supports diesel, LPG, gas, and electric engines, enabling tasks like DPF regenerations, aftertreatment resets, injector calibrations, hydraulic calibrations, and more. Whether you are an independent repair shop, a rental company, or a fleet operator, Jaltest MHE ensures efficient diagnostics and maintenance.

It offers complete coverage, including new, makes, models and systems three times a year, which guarantees a constant update of its capabilities.

SOFTWARE WITH EASY, INTUITIVE AND VISUAL NAVIGATION

  • Visual and intuitive
  • Quick installation and use
  • Customizable
  • All in one screen
  • Troubleshooting guides by fault code
  • Releases and Procedures
  • Manual Diagnostics

JALTEST INFO

Obtain all the necessary additional information through this module and speed up the repair by accessing detailed technical information, images, graphs and diagrams for each diagnosed machinery model. This information will help you identify the fault code, part, location, etc.

EXPERT MODE

Jaltest MHE offers advanced diagnostics possibilities for repair shops under the Expert Mode. When this mode is active, you will be able to carry out actions that require the modification of parameters in different ECUs, such as sensor and actuator calibration, configuration of operating parameters or DPF replacement and regeneration, among others.

JALTEST AGV

Jaltest AGV stands as a benchmark in the agricultural equipment repair sector due to its great advantages and possibilities when it comes to carrying out diagnostics and maintenance services in an efficient way in tractors, harvesters, forage harvesters or grape harvesters, among others.

It offers complete coverage, including new, makes, models and systems three times a year, which guarantees a constant update of its capabilities.

Diagnose, Configure, and Repair in the Field

  • Automatic detection of tractor and implement systems
  • Live data for engines, hydraulics, PTO, and transmissions
  • Component actuations and calibrations
  • Parameter setup for tractors and implements
  • Fault-code guided agricultural diagnostics
  • Symptom-based troubleshooting for field repairs
  • Manufacturer service releases and procedures

JALTEST GRP

Access our optimized repair shop management solution. Share client information, vehicle data and diagnostics reports, work order management, repair times and much more.

ATS MODULE

Through the specialized technical assistance module, you will be able to submit queries to our technical support center from the Jaltest Diagnostics software itself, anytime and anywhere.

JALTEST MARINE

The Jaltest Marine module is Cojali’s answer to the specific diagnostics needs of the marine industry. This module is designed to cater all types of marine vessels, including watercrafts, outboard and inboard engines and stationary engines. The Jaltest Marine module provides a comprehensive diagnostics solution in the aftermarket world for marine surveyors, dealers, marinas and more. Gain access to over 88 makes, including Volvo Penta, CAT, Yamaha, Mercury, and more, with valuable technical information, comprehensive repair guides, and real-time data for efficient marine diagnostics.

It offers complete coverage, including new, makes, models and systems three times a year, which guarantees a constant update of its capabilities.

One Diagnostic Platform for the Entire Vessel

  • Automatic detection of marine systems and fault codes
  • Live data for engines, transmissions, generators, and sensors
  • Actuations and calibrations for marine components
  • Parameter setup for marine engines and control units
  • Fault-code guided troubleshooting for vessels
  • Symptom-based diagnostics for onboard issues
  • Manufacturer service releases and repair procedures

JALTEST INFO

Obtain all the necessary additional information through this module and speed up the repair by accessing detailed technical information, images, graphs and diagrams for each diagnosed machinery model. This information will help you identify the fault code, part, location, etc.

EXPERT MODE

Jaltest Marine offers advanced diagnostics possibilities for repair shops under the Expert Mode. When this mode is active, you will be able to carry out actions that require the modification of parameters in different ECUs, such as sensor and actuator calibration, configuration of operating parameters or DPF replacement and regeneration, among others.

A MODULAR SOLUTION

Our diagnostics kits consist of a Link device, a software license according to the vehicle type to be covered and the selection of the desired direct connection cables.

TOTALLY CUSTOMIZABLE

Do you need more than one modular kit? Configure your own equipment by combining a link device with several software licenses and extend the selection of direct connection cables to cover more vehicles.

Unbeatable user experience

The compact and resistant hardware together with an intuitive graphic interface make Jaltest Diagnostics a practical and handy tool.

GUIDED DIAGNOSTICS

Jaltest Diagnostics provides technicians with incomparable additional help by offering the most complete technical information of the sector and step-by-step troubleshooting guides easy to follow.

Actionable repair guidance

SMART Guides and Info Online provide fault‑based troubleshooting, technical data, releases and procedures, component replacement guides, and repair times, so technicians move from symptom to solution quickly.

Connected
fleets

Jaltest Telematics enables remote diagnostics, predictive maintenance, and centralized oversight to cut downtime and optimize asset performance.

End‑to‑end enablement

From Jaltest Tools to Jaltest University training and Central Services remote assistance, you get hardware, software, and ongoing expertise in one place.

Built to
scale

Coverage spans trucks, trailers, buses, vans, ag equipment, OHW, MHE, and vessels, with OEM‑grade solutions and continual updates that keep you ahead in a fast‑moving industry.

JALTEST DIAGNOSTICS

TECHNOLOGICAL SOLUTIONS FOR DIGITALIZATION AND DEVELOPMENT IN THE AUTOMOTIVE SECTOR.

The all-makes and all-systems diagnostics tool Jaltest Diagnostics has been designed and developed to carry out the most advanced tasks of diagnostics and vehicle maintenance, in a simple and intuitive way.

It provides coverage for commercial vehicles, trucks, buses, trailers and light vehicles, as well as for agricultural equipment, OHW equipment, material handling equipment and vessels.

More than 25,000 repair shops around the world already have Jaltest Diagnostics.
Find out all its advantages.

DIAGNOSTICS

The all-makes and all-systems diagnostics tool Jaltest Diagnostics has been designed and developed to carry out the most advanced tasks of diagnostics and vehicle maintenance, in a simple and intuitive way.

It provides coverage for commercial vehicles, trucks, buses, trailers and light vehicles, as well as for agricultural equipment, OHW equipment, material handling equipment and vessels.

More than 25,000 repair shops around the world already have Jaltest Diagnostics.

TELEMATICS

Jaltest Telematics is the first solution in the market that combines traditional fleet management and innovative capacities, such as all-makes remote diagnostics or predictive maintenance. Through an on-board device, Jaltest Telematics is able to collect real data from the vehicle and its control units remotely and in real time, providing the user with exceptional power for fleet management.

ISOBUS

Jaltest ISOBUS offers solutions for the digitalization of all types of agricultural equipment ensuring the compatibility between implements and tractors, regardless of the manufacturer.

It is an international standardized communication protocol used in the agricultural industry that ensures communication between tractor, implements and software.

ADVANCED TOOLS

We offer telematics solutions for OEMs with 3G/4G connection capabilities, location management, tachograph data management, reports, preventive and predictive maintenance, efficient driving or repair shop notifications among other capabilities and from one single platform. Besides, our experience in the development of diagnostics tools allows us to provide the manufacturer with the most advanced technology and include this function on-board in the vehicle or machinery, being able to access all the information from any electronic control unit in real time, and interact with it.

Why Choose Jaltest

View the Full Product Calalogue

Whether you are looking for powerful floodlights for industrial sites, glare-free work lights for your machinery, or specialised area lights that meet strict standards - we offer a complete range of professional lighting. With products for high temperatures, extreme corrosion and tailor-made accessories, you can illuminate your workplace safely, efficiently and sustainably.

Reviews

What Our Customers are Saying

Rated 4.5 stars 12,151+ excellent reviews and counting

I am very happy with the latest Jaltest Updates and the software overall. Lots of great information on here. The schematics alone save you time and money as it is almost impossible to have all this information right at your fingertips.

Stuey Wheeler
Wheeler Equipment

Our guys love the DCbright Dark Licht M30’s on our pavers very cool non-glare technology allows them to work without being blinded!  Also like the larger Dark Licht non-glare lights for our yard applications which we intend to implement

Darin Jorgenson
Northern Blacktop

Gobys are a very impressive equipment light could not believe the weight of them compared to the crappy lights we are using that get busted off all the time.  Unreal quality we will use them on all our equipment from now on.

David Denton
F&M Installations

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