Complete Diagnostics

16/06/2026

18/02/2026

Electric vehicles are now a major part of the used car market — but one of the biggest challenges for forecourts, dealers and buyers alike remains battery health. Unlike traditional combustion vehicles, the condition of an EV’s high-voltage battery has a huge impact on value, range and long-term reliability. That’s why providing transparent, data-driven battery health reporting isn’t just a “nice to have” — it’s becoming essential in today’s EV resale landscape.

Enter the Complete Diagnostics Remote Coding & Diagnostic Tool, capable of performing high-voltage battery tests remotely and producing a clear, professional certificate in under 10 minutes — right from the forecourt or workshop.

Revolutionising EV Battery Health Checks: Fast, Remote, Certified Confidence for Used Car SalesElectric vehicles are now a major part of the used car market — but one of the biggest challenges for forecourts, dealers and buyers alike remains battery health. Unlike traditional combustion vehicles, ...

05/02/2026

🚗 SERMI Goes Live – 1st April 2026🚗

Working alongside the Independent Garage Association (IGA), SERMI will reshape how vehicle security-related tasks are accessed and completed.

Discover the benefits of SERMI registration and how to prepare your business:
👉 https://completediagnostics.co.uk/sermi-registration/

Questions? We’re happy to help — call us on
☎️ 01952 608750 option 4

23/12/2025

❄️ Merry Christmas!❄️

Our offices are now closed until Monday 5th January 2026!

We wish everyone a lovely Christmas and a Happy New Year!

18/12/2025

❄️ Christmas Opening Hours ❄️

Just a reminder that our offices will be closed from 5pm Tuesday 23rd December and re-opening Monday 5th January!

27/11/2025

Huge congratulations to Graeme Parkin from Jobling ARC in Sunderland, our latest Lego Lamborghini winner! 🏎️🔥

Graeme was the lucky winner at the NBRA Northern Event held at Bolton Wanderers Community Stadium, a fantastic venue and an even better event!

31/07/2025

Setup made simple!

Just connect, power up, wait for the orange light, plug in ethernet — and when it turns green, you’re good to go. 👌

30/07/2025

29/07/2025

🚛 AdBlue issues slowing you down?

From warning resets to NOx sensor related faults, Complete Diagnostics helps fix a wide range of AdBlue system problems - all handled remotely.

✅ Warning light resets
✅ Sensor and injector faults
✅ Post repair adaptations

Thousands of applications. One smart connection.

📲 Plug in. Connect. Fix.

23/07/2025

We love delivering good news 🎉

We popped down to IRG Pontypridd to hand over the LEGO Lamborghini Sián to our latest competition winners from the Telford NBRA event.

Big congratulations to Group Ops Director Joe Moore – and to Workshop Controller Lee Burchett, who got the ultimate surprise! 🏎️

What more could a LEGO fan want?