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If you are contacting us for a quote or for technical help then please have to hand all part numbers (from the unit itself), vehicle make, model, engine size and year. We recommend only professional technicians purchase products/services from us, often professional level diagnostic equipment and/or specialist knowledge will be required when removing and refitting components.

Call us

Our Number

01773 535638

Mon-Fri 9am-5:30pm

International dial +44 1773 535638



ECU Testing LTD.
Unit 7, Slack Lane
Heanor Gate Ind Est.
DE75 7GX
United Kingdom

When sending in a component for test/repair please make sure you complete this test form, please include this form with your unit when you post it. Remember to package your components well with bubble wrap inside a good box. Our estimated turn around time is currently 3-5 working days (excluding weekends).

Recommended couriers - Inside the UK: Royal Mail Special Delivery
                                  - Outside the UK: Fed-EX / UPS

If you are sending a component for testing from outside the EU (European Union) we will not accept ANY package that incurs customs duty, please take this into account when declaring a value of goods for customs, in most cases the item you are shipping will be of scrap value due to being faulty so avoid declaring the value of a brand new unit. Any parcel that incurs any import duty will be refused and returned to sender.

Company Info

Job Vacancies: Our current job vacancies can be found here