Description
2021 Hyundai Veloster 1.6L MT gas ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2021 Hyundai Veloster 1.6L MT 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



Colin Rivera –
I was really impressed with how quickly the 2021 Hyundai Veloster ECM arrived—shipping was faster than I expected. The unit was completely plug-and-play, so installation went smoothly without any hassles. Compared to dealership prices, this saved me a ton of money, and the communication from the seller was clear and professional throughout the process. Definitely a great experience from start to finish.
Eric Jenkins –
I purchased the 2021 Hyundai Veloster 1.6L MT ECM and was really impressed with how straightforward the plug-and-play setup was. The unit arrived quickly, and the shipping cost was very reasonable, which was a nice bonus. Their team also kept me informed throughout the process, answering my questions promptly. The ECM worked perfectly right out of the box, and my car runs like new again.
Russell Burton –
The VIN-programmed ECU arrived quickly with free shipping and worked flawlessly right out of the box. Excellent service and hassle-free setup!
Russell Hamilton –
Fast shipping and the ECU was truly plug-and-play. Saved me a ton versus dealer prices and the installation went without a hitch.