We are an award-winning independent garage and have all the best Volkswagen vehicle tech to diagnose Volkswagen AdBlue faults. It does not matter what kind of Volkswagen AdBlue problem you have whether it be in the injectors or engine we can solve it for you.

Common signs that you have an AdBlue fault is normally when the engine light lights up on your dashboard. Other signs that you have an AdBlue leak is when you see crystals that have formulated on the outer engine. As soon as you see these signs you should book your Volkswagen vehicle in for a diagnostic. Driving the vehicle with an AdBlue leak can cause more damage to the engine depending on where the leak is.
So don’t leave it to long without getting your Volkswagen AdBlue failure checked out, it could save you problems in the long run, as well as saving you money.
We can reset your Volkswagen AdBlue system if it has experienced a malfunction. We offer a professional service where we can repair Volkswagen AdBlue faults on the same day. We are a reliable vehicle service garage, and because we invest in all the latest diagnostic AdBlue technology, we can find the fault and service it reliably.
If your Volkswagen vehicle is spitting out AdBlue fault codes our diagnostics equipment can analyse exactly what that fault code means. We guarantee to find the fault and reset your Volkswagen AdBlue system, we can even refill the AdBlue liquid if necessary or replace it completely.
If the answer is yes! Then you will need to book your vehicle in for an Volkswagen AdBlue diagnostic. On Volkswagen vehicles the fault code P20E8 means your vehicle is either experiencing a problem the DEF which stands for Diesel Exhaust Fluid or the Ad Blue System. It means that the SCR which stands for the selective catalytic reduction system is unable to perform as it should which is why you will need to take a visit to the garage. The good news is you have found a garage that has years of experience in AdBlue system diagnostics.


Contact us
If you need any advice with regards to your Volkswagen AdBlue systems on your vehicle, get in touch. We book your vehicle in for a diagnosis. Our experienced mechanics can repair any Volkswagen AdBlue fault and reset the system. Use the contact form below or contact details displayed to contact us. We are happy to help.
A1-Diagnostics and ECU Repairs
64 Sloper Road
Leckwith,
Cardiff
CF11 8AB
Tel: (029 20) 220380
Fax: (029 20) 223172
Opening Times
Mon – Fri: 8:00am – 6:00pm
Email: info@a1-diagnostics.com
