Technodiagnostics For all your diagnostic needs

What customers say.

A selection of recent feedback from customers across Hertfordshire — mobile diagnostic call-outs, remapping work, and equipment supply. We keep the full set on file. Call us and we'll put you in touch with someone using the tool or service you're considering.

  • UK warranty
    Hardware support we own
  • Free on-site demo
    We come to your workshop
  • Training included
    Real vehicles, real work
  • Phone-first support
    Speak to Andrew, every time
"Andrew responded super quickly to me when I asked about him coming to do a diagnostics check on my car. He was thorough and explained everything that was wrong with my car, even offering to find out about someone else who might be able to fix it. Very informative, friendly and helpful!"
"5 star!!! So pleased with Andy. He came out on short notice and persevered until the fault was fixed after multiple others had tried. Explained each step and was an absolute joy to speak to. Reliable and really good price."
"I had an issue, two breakdown services with diagnostics could not sort. Garage said no, they thought it was electronic. A week of ringing people and no joy. Within an hour of ringing Andy from a recommendation he was at my car, fully diagnosed it and had it on the road back to me within 24 hours. 100% recommend this company. Very professional, amazing service, really know what they do and very fair prices. I dread to think what my job might have cost if I went elsewhere. I would not hesitate to recommend."
"The diagnostic equipment I just bought is fabulous and worth every penny. Highly recommended to buy."

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