Diagnostics

Vehicle Diagnostics for Trucks, Trailers & Vans Powered by Jaltest – Professional Fault Finding by The Scottish Tech Fleet Support
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At The Scottish Tech Fleet Support, we use Jaltest diagnostic equipment – one of the most trusted and advanced multi-brand diagnostic systems on the market – to accurately and efficiently diagnose faults on trucks, trailers, and vans across Scotland.
Whether it’s a warning light on the dash or a deeper running issue, our diagnostics service gives you the answers you need – fast. Why Jaltest? Jaltest is a market-leading diagnostic platform used by professionals across the commercial vehicle sector. It covers a wide range of manufacturers and systems, allowing us to plug into your vehicle and instantly access fault codes, live data, and system information.
This powerful tool helps us pinpoint faults quickly and accurately, saving time and money on unnecessary repairs or guesswork.
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Common faults we diagnose include:
• Engine management lights and fault codes
• Exhaust after-treatment faults (DPF, SCR, AdBlue systems)
• ABS/EBS faults
• Gearbox and transmission issues
• Body control and lighting system errors
• Communication errors between vehicle modules
• Sensor faults and wiring issues
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Why choose The Scottish Tech Fleet Support?
• Advanced diagnostics using Jaltest multi-brand technology
• Fast, accurate fault identification
• Over 12 years of experience in commercial vehicle repairs
• Fully mobile service across Scotland
• Diagnostics and repair support for trucks, trailers, and vans
• Honest, transparent advice and no unnecessary upselling
If your vehicle has a warning light, isn’t running right, or you’re chasing an intermittent fault, we’re here to help.
Book your diagnostic check with The Scottish Tech Fleet Support today – fast, mobile, and professional.





