ECU test & repair
Workshop-level ECU repair, by post, with a lifetime component warranty
Send your unit to our Alfreton workshop for component-level diagnosis and repair. Most common faults — injector drivers, EEPROM corruption, communication and power supply faults — repaired and returned within days.
Who it is for
- •Garages with a confirmed ECU failure
- •Vehicle owners with a previously-quoted main-dealer replacement
- •Specialist restorers needing original units retained
Turnaround
3–5 working days from receipt. Express service available on request.
Lifetime warranty on repairs
What we need
- •ECU part number and manufacturer (Bosch / Siemens / Delphi etc.)
- •Vehicle make, model, year, engine code and VIN
- •Description of fault and any diagnostic codes
- •Confirmation if you require IMMO retention or programming
How to send your unit
- 1
Securely package the ECU with bubble wrap or foam — no loose connectors.
- 2
Include a printed cover sheet with vehicle details, fault description and your contact details.
- 3
Post by tracked / signed-for service to our Alfreton address.
- 4
We diagnose, quote (if needed) and repair before returning by tracked post.
Send to:
Allcar Electronics, 35 Willows Avenue, Alfreton, Derbyshire, DE55 7ES
Quick enquiry
Reply usually within 1 working hour.