Description
2019 Audi A6 3.0L AT gas ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2019 Audi A6 3.0L AT gas models.
Each unit is VIN-programmed, updated, and fully tested for a true plug-and-play installation with our cloning service.
Built to OEM standards for reliability, calibration accuracy, and long-term performance.
Strict Testing & Quality Assurance
Every ECU is inspected, refreshed, and verified through advanced diagnostic tools. Testing includes:
Complete communication & CAN-bus verification
Sensor input/output and signal integrity checks
Injector & ignition pulse simulation
Power, ground, and load-circuit analysis
Flash memory integrity and checksum validation
Thermal and voltage-stress testing to confirm reliability
Important Note
Some vehicles with IMMO or PATS require key programming after installation. This is normal.
For a 100% plug-and-play solution, we recommend using our full cloning service. We transfer all security data to the replacement unit.
A prepaid shipping label will be emailed to you. Allow you to mail in your original computer to us for full cloning.
If cloning is not selected, the ECU will be VIN programmed, and a key relearn will be required after installation.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566



Victor Morgan –
I purchased the 2019 Audi A6 3.0L AT gas ECM/ECU and was really impressed by the professional programming service included. It arrived ready to install, which saved me a lot of time and hassle. Shipping was very reasonable and the whole process was smooth. The quality of the unit exceeded my expectations and my car runs perfectly now.
Adrian Wright –
Installed the ECM with zero hassle, and my Audi runs like new—super impressed with the quick delivery and flawless fit.
Victor Watson –
The ECU arrived quickly with free shipping and was perfectly programmed for my 2019 Audi A6—super easy plug-and-play installation.
I had a few questions before ordering, and their customer service responded promptly, making the whole process smooth and hassle-free.
Great quality repair and the updated ECM fit flawlessly; they even completed the programming faster than expected.
Cole Hamilton –
I was a bit nervous ordering a programmed ECM for my 2019 Audi A6, but this company made the whole process smooth and straightforward. The ECU arrived quickly with free shipping, which was a nice bonus. Installation was essentially plug-and-play, and the engine immediately ran better than before. I appreciated their quick responses when I had a couple of questions about the setup. Overall, it felt like dealing with true professionals who know their stuff.