Welcome to Technical Topics

Your source of diagnostic training, help and assistance

Our Core Business Is Diagnostics

The company is led by diagnostic technical expert James Dillon. The key elements of our business are technical training, support and a diagnostic workshop. The business was established in 1989.

We offer hands-on technical training in our training workshop. The courses are described by previous attendees as ‘real-world’. After attending our courses you will fix more cars & faster. Courses are written, developed and delivered by the well known and highly respected technical expert James Dillon, who is also a practising Master Technician. We are an IMI Approved Training Centre deliver a selection of certified courses. See our courses HERE

We produce technical books to help technicians learn at their own pace, in their own place. Books LINK
Our well equipped auto electrical repair workshop supports the diagnosis and repair of a wide range of vehicles. We deal with problem job diagnosis, auto electrics, software updates, coding and programming, FSI/GDi & port injector test & refurb. Contact us to see if we can help you. Workshop LINK

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Click to See Course Schedule

Wed 20th and Thurs 21st June – VW/Audi Odis

Mon 21st and Tues 22nd May  – Oscilloscope Masterclass

Mon 2nd Tues 3rd July – Diagnostics In The Golden Hour

Mon 11th Jun - Fri 15th Jun – Diagnostic Bootcamp

Mon 16th July to Fri 20th July – EV & Hybrid Bootcamp

Thur 26th April – Electrical Fault Finding

Date To Be Announced Register Your Interest  – Common Rail & DPF

Thurs 28th June Eeproms

Fri 27th April  – CAN & In vehicle Networking

Date To Be Announced Register Your InterestOscilloscope Diagnostics

Date To Be Announced Register Your Interest SRS & Airbag

Date To Be Announced Register Your InterestABS & ESP

Date To Be Announced Register Your Interest  – Direct Petrol Injection (Gdi Fsi)