Vehicle Diagnostics
Additional Products
Total Eclipse Package
5 years updates, warranty & support. 1 fixed monthly cost.
Total Eclipse Package
Jaltest Cables
Cables to suit all vehicles
Jaltest Tools
High-quality professional equipment
Jaltest Packages
Full package options
Special Tools
Specialist engine/gearbox tools
PTE
Portable Trailer e-Supply
AdBlue Cleaning Kit
AdBlue/DEF module cleaning kit
INFO Web
Jaltest technical information online
EDIS II
Car / LCV diagnostic tool
OEM RMI
OEM Technical Information for Jaltest
Knorr Bremse Diagnostics
Advanced Diagnostics for Knorr-Bremse
SST (Speed Sensor Tester)
Speed Sensor Tester
WST (Wear Sensor Tester)
Brake Wear Sensor Tester
Jaltest Cables
Cables to suit all vehicles
Jaltest Tools
High-quality professional equipment
Jaltest Packages
Full package options
Special Tools
Specialist engine/gearbox tools
PTE
Portable Trailer e-Supply
AdBlue Cleaning Kit
AdBlue/DEF module cleaning kit
INFO Web
Jaltest technical information online
EDIS II
Car / LCV diagnostic tool
OEM RMI
OEM Technical Information for Jaltest
Knorr Bremse Diagnostics
Advanced Diagnostics for Knorr-Bremse
SST (Speed Sensor Tester)
Speed Sensor Tester
WST (Wear Sensor Tester)
Brake Wear Sensor Tester
Keep update with the latest diagnostic news from Eclipse.
News,
How to Diagnose Construction & Agricultural Machinery: A Workshop Guide
A tractor or excavator sitting idle costs money every hour it’s off the job. Yet a lot of workshops still diagnose off-highway and agricultural machinery the same way they might a car, swapping parts on a hunch until something works. With the right diagnostic tool and a proper process behind it, you can cut that […]
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News,
CAT Fault Codes Explained: Diagnosing Caterpillar Equipment Without Dealer Software
If you run or maintain Caterpillar machinery, you’ll know the feeling. A fault light comes on, the machine goes down, and the clock starts ticking on a costly dealer callout. For a lot of workshops and fleets, that’s just accepted as part of owning CAT equipment. It doesn’t have to be. With the right multi […]
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News,
OEM vs Multi-Brand Diagnostics: Which Is Right for Your Workshop?
Choosing a diagnostic platform is one of the biggest decisions a workshop makes. Get it right and technicians work faster, first-time fix rates improve and profitability follows. Get it wrong and you end up with equipment that cannot keep pace with the vehicles rolling through the door. For most workshops, the decision comes down to […]
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News,
How Mobile Technicians Can Reduce Call Out Times with Multi Brand Diagnostics
Mobile technicians work under pressure that workshop based colleagues rarely face. There is no second van of tools parked outside, no spare bay to move a vehicle into, and no colleague to hand a tricky fault over to. Every call out has to be right first time, on whatever brand of truck, tractor or excavator […]
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News,
10 Hidden Jaltest Features That Can Save Technicians Hours Every Week
Most workshops use Jaltest for the basics: reading fault codes, clearing them, and moving on to the next vehicle. That’s a fraction of what the software can actually do. Buried inside Jaltest software is a set of tools built specifically to cut diagnostic time, reduce comebacks, and make workshop reporting far less painful. Below are […]
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News,
How to Diagnose “No Communication” Faults on Commercial Vehicles
Few fault codes cause as much head scratching in a commercial vehicle workshop as “no communication.” Unlike a specific sensor or actuator fault, a no communication message tells you that a control unit, or sometimes several control units, cannot be reached on the network at all. There is no live data to read, no fault […]
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News,
On the Road with Eclipse: Highlights from Hillhead and Road Transport Expo 2026
Summer 2026 has been a busy season for the Eclipse team. We’ve spent time on the road meeting operators, technicians and fleet managers face to face at two of the UK’s biggest industry events: Hillhead and Road Transport Expo (RTX). Both shows gave us a chance to demonstrate the latest Jaltest diagnostic technology, hear directly […]
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News, Software Update,
Jaltest 26.2 Software Update Released
We are pleased to announce the release of the latest Jaltest diagnostic software update, version 26.2, making the industry-leading multi-brand diagnostic platform even more powerful, faster, and more comprehensive than ever before. Alongside expanded vehicle coverage, Jaltest 26.2 introduces new software enhancements designed to make diagnostics even faster and more efficient. This update expands diagnostic […]
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News,
How Diagnostic Tools Help Commercial Vehicles Pass Their MOT First Time
A failed annual test rarely means just a failed test. It usually means a vehicle off the road, a rebooked slot, a technician doing the same job twice, and a fleet customer asking difficult questions about turnaround time. For workshops, getting it right first time isn’t just good practice. It’s what keeps bays moving and […]
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News, Software Update,
Jaltest 26.2 Update Coming Soon: What Workshops Need to Know
If you rely on Jaltest Diagnostics to keep your workshop running, you will want to know that the next software update, Jaltest 26.2, is due imminently. Cojali has a consistent track record of releasing three Jaltest updates a year, and each one brings expanded vehicle coverage, new brands and models, and refinements that help technicians […]
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News,
What Happens When a Technician Gets It Wrong? The Hidden Cost of Misdiagnosis in Commercial Workshops
Every workshop makes mistakes. That is not a criticism. It is simply the reality of a fast-paced environment where technicians are under constant pressure to diagnose faults quickly, get vehicles back on the road, and move on to the next job. But there is a significant difference between a minor oversight and a misdiagnosis. In […]
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