Description
2012 Jaguar XK Series 5.0L AT gas ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2012 Jaguar XK Series 5.0L 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



Ethan Foster –
The VIN programming was spot on and the free shipping made this an easy choice—my Jaguar runs perfectly now.
Jorge Cook –
The ECU arrived quickly and was exactly as described, perfectly programmed for my 2012 Jaguar XK series 5.0L. I appreciated the professional programming service they provide, which made the installation hassle-free and plug-and-play. The communication was excellent throughout the process, and they kept me updated every step of the way. Overall, a smooth experience with great quality parts.
Sean Peterson –
I was really impressed with how smoothly everything went with this ECU for my 2012 Jaguar XK. The unit arrived quickly and the shipping was very reasonable, which was a pleasant surprise. What stood out most was the professional programming service—they handled the VIN matching perfectly before sending it out, so it was truly plug-and-play when I installed it. The quality of the repair is excellent; my car runs like new again without any hiccups. I appreciated their clear communication too, they answered all my questions promptly and kept me informed throughout the process. Overall, a hassle-free experience from start to finish.