Cojali Jaltest Heavy and Medium Truck Diagnostic Laptop Tool

Cojali Jaltest Heavy and Medium Truck Diagnostic Laptop Tool

by Cojali
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The Cojali Jaltest Diagnostic Laptop Tool is a multi-brand system that allows you dealer level commands on commercial trucks. Included is the ability to perform injector programming, DPF regenerations, cylinder cut-out tests, the parameter changing, and a LOT more.

This kit combines the best of both worlds - Jaltest expert diagnostics and Diesel Laptops repair information, technical support, and training.

Features of Jaltest

 Here is a list of what you can do with this diagnostic tool:

  • Read, Clear, and Analysis of diagnostic fault codes;
  • Perform activations and component tests across all commercial trucks;
  • View ECU data such as software level, version control, and much more;
  • View all live data in real time such as sensors, switches, and levels;
  • Perform programming of VGT actuators, injectors, and much more;
  • Tightly integrated repair information, along with Diesel Laptops repair information.

Diesel Laptops Exclusive Software & Services

Diesel Laptops is dedicated to providing you with world class technical support, live diesel technicians, and a variety of software to help make your diagnostic tool perform at an even higher level. Part of what you receive with Diesel Laptops, which we call the Diesel Laptops Difference, includes:

  • Complete Kits are installed, licensed, configured, tested, and quality checked. That means all you have to do is open your new tool and go to work.
  • We've also included DTC Solutions in this kit, which is a lifetime license and never expires. It allows you to find solutions to diagnostic fault codes quickly, pulls up wiring diagrams, and view component locations.
  • Knowledge Base is our system of hundreds of thousands of PDFs that give detailed information on almost any truck, engine, transmission, or component that you could need.
  • Diesel Defense is also included with your laptop, which allows you to remotely GPS and IP track your laptop in the event it is lost or stolen.
  • Technical Support is essential, and our technical support team has both IT professionals and live Diesel Technicians available to assist you. For that reason, you no longer have to struggle to diagnose a truck or find repair information. All you have to do is call or live chat with us!
  • Our 30-Day Money Back Guarantee is here to give you confidence in the tool that you just bought. If you don't like it for any reason, you can return it within the first 30 days for a full refund.
  • Every Cojali Jaltest unit comes with our Labor Time Guide, which includes the ability to create estimates. You can now look up labor times for all commercial trucks, along with creating professional looking evaluations that include labor, parts, shop charges, sales tax, and your shop labor rate.
  • We've partnered with, a leading online directory of repair shops across the country. For our repair shop customers, you receive a free 12-month subscription to, which means that thousands of potential customers each year will know where to go if they are broke down in your area.
  • Practice is essential, and we pride ourselves on giving you the best training possible. Not only do we offer live training classes on software usage, but each purchase also gives you a voucher for one of our hands-on courses and one online course. These courses are for actual truck diagnostics, covering everything from basic electrical to after-treatment system diagnostics to much more.
  • Diesel Laptops has a variety of iOS and Android software available for each of our Cojali Jaltest customers, including the ability to do things like cross-reference truck parts, view repair information fault codes, and much more directly from the palm of your hand.


  • Jaltest HD Link
  • 6-Pin, 9-Pin, OBDII Cable, and universal pin-out
  • Software License for 1 year of use (Tool requires annual software fee to continue using)
  • CF31 Laptop - 128 GB SSD, 8 GB RAM, i5 CPU (Upgrades to CF54 or Tablets are available)
  • Diesel Laptops Tough Case
  • Diesel Laptops software & services as outlined above



Frequently Asked Questions

Do I have to install/license/configure anything?

No, we do all that before it leaves our store. We also test it on a variety of ECMs to make sure it is working properly. You will receive a 100% functional tool when it shows up.

What is the warranty?

Everything is covered for 12 months.

What happens after the first year?

The software will stop working after year 1, and you have to purchase a renewal. If you don't, the software becomes "read only".

How much does the renewal cost?

Please see the Jaltest Truck Renewal Options.

Do I have to be on the Internet to use this tool?

No, but if you purchase the additional Jaltest Information (Not required) it does require Internet access to use.