Diagnostics & electrics

Diagnostics & Coding

A fault code tells you where to start, not what to replace. We combine dealer-level diagnostic software with live data and proper testing to pinpoint the real cause, then code and program modules so everything works as it should.

Guide price
From £60
Typical time
From 1 hour
Book now

Your exact price is confirmed before any work starts.

Technician running diagnostics on a laptop connected to a car

Signs you need it

  • Engine, ABS, airbag or other warning light on
  • Limp mode, loss of power or rough running
  • Intermittent electrical faults
  • New parts that need coding or adaptation
  • Features or retrofits you'd like enabled

What's included

  • Full-system scan across every module
  • Live data and component testing
  • A clear explanation of the cause, not just the code
  • Coding, programming and adaptations
  • Fixed quote for the repair

FAQs

Common questions

Why not just get the code read for free?

A basic code reader shows a symptom. Finding the cause takes testing, which is why proper diagnosis usually saves money on parts you didn't need.

What is coding?

Modern cars run on dozens of computer modules. When parts are replaced or features are added, those modules often need coding or programming so they work together correctly.

Do you work on all makes?

Yes. Our diagnostic platforms cover all major manufacturers, from everyday hatchbacks to premium German brands.

Book your diagnostics & coding

Pick a day online or give us a call. We'll confirm your price before we start.