Mobile Fault Code Diagnostics

Know exactly what's wrong with your car — fast.

Devon Diagnostics provides fast, accurate fault code diagnostics for all makes and models, covering Devon and the South West.

All makes & models
Devon & the South West
Clear, honest reports

What a diagnostic check tells you

A clear picture of what's triggering your warning lights — before you pay for guesswork.

Full fault code read-out
Plain-English explanation
Guidance on next steps
Book a Diagnostic
What We Do

Fault code diagnostics for every vehicle

If a warning light's on, we'll tell you exactly what it means — no guesswork, no unnecessary parts.

Warning Light & Fault Code Reading

Full diagnostic scan to read and interpret fault codes from your vehicle's on-board computer — engine, dashboard warning lights and more.

Clear, Honest Reports

Every check comes with a plain-English explanation of what's wrong and what it means for your car — no jargon, no upselling.

All Makes & Models

Cars, vans and light commercial vehicles — whatever you drive, we can connect, diagnose, and talk you through the result.

Not sure what's wrong? That's exactly what we're for.

Get a straight answer on your fault codes before you book a repair — it could save you time and money.

Call 07756 963595
About Devon Diagnostics

Straightforward diagnostics, no guesswork

Devon Diagnostics was set up to give drivers across Devon and the South West a fast, honest way to find out what's actually wrong with their vehicle — before committing to a repair.

Using professional diagnostic equipment, every fault code is read, checked and explained clearly, so you know exactly what you're dealing with and what to do next.

Friendly & approachable
Clear, no-jargon reports
All vehicles welcome
Covers Devon & the South West
Coverage

Covering Devon and the South West

Wherever you are in the region, Devon Diagnostics can help — get in touch to check availability for your area.

Exeter Plymouth Torbay North Devon Somerset border Cornwall border
Get In Touch

Ready to find out what's wrong?

Call for the fastest response, or email us your vehicle details and we'll get back to you.