Mail-In Repair, Fast Turnaround
Mail-In Electronic Module Repair, Done Right
Component-level ECM, ECU, ABS, and BCM repair for cars, trucks, heavy equipment, and marine engines — most units ship back same-day or next-day, plug-and-play.
Mon-Fri (9am-6pm)
Call or Text 647-784-9939
// Why Choose Us
Why Choose ECU Repair Doctor
Component-Level Repair
We diagnose and repair the actual failed parts inside your module, not just reset a fault code.
Fast Turnaround
Most repairs are bench-tested and shipped back same-day or next-day.
Real Warranty
Every repair is backed by a written warranty, not a verbal promise.
// About Us
About ECU Repair Doctor
ECU Repair Doctor is a Scarborough-based electronic module repair specialist. We open failed ECUs, ECMs, and control modules at the component level and send them back working — no dealer replacement required.
Component-Level Repair
Warrantied Work
- Delivering precision and detail in every project.
- Your satisfaction is our top priority.
- Ensuring lasting beauty and durability.
// Our Services
Module Repair, Organized by Category
Truck & Heavy Duty Modules
Engine and emissions control module repair for semi-trucks and construction equipment.
Marine Modules
ECM and ignition module repair for outboard and sterndrive marine engines.
// Satisfied Clients
Hear From Our Customers
I mailed in a dead BMW FRM module expecting weeks of back and forth — it came back repaired and tested in two days, plug-and-play, no programming needed. Saved more than half of what the dealer quoted.
J. Head
Our shop sends ECU Repair Doctor the modules our clients would otherwise be quoted a full dealer replacement for. Every unit comes back with a real warranty, and the turnaround keeps our customers happy.
M. Wood
Straightforward mail-in process, clear shipping instructions, and the module worked the first time we reinstalled it. Exactly what you want when your vehicle is sitting in the driveway.
T. Henry