KD-X4
One of the biggest challenges when working with modern vehicles is identifying the exact remote type—whether it’s a flip key, a smart key, an older model, or a
Keydiy KD-X4 key programmer will release new Ford Immobilizer software soon- supports 2021+ Ford key programming by reading BCM module data. Keep an eye on the software upgrades. Here
New user report: Add a spare key for 2025 Volkswagen Jetta. It was a twist start. KeyDIY KD-X4 failed to disable SFD2 via internal service. SFD2 successfully disabled
User feedback: Adding key to Toyota Supra is now an easy job. Supra now it’s not a Toyota, it’s BMW with a Toyota label. Supra is BDC3 system.
Keydiy KD-X4 and KD-MAX update NCF29xx smart key synchronization function (read original key data to copy/add smart key) on April 17th, 2026. Keydiy will read original key data
User report: Added a VW ID4 2021 MQB49 5D spare smart key with Keydiy KD-X4 successfully. 5d key added no problem, no sfd unlock required, all went smoothly.
Here comes the real review on 2024 Volkswagen Tiguan MQB49 5C key programming using Keydiy KD-X4. “Just wrapped up my first 2024 Volkswagen Tiguan add key job using
Problem: I’m having issue with BMW BDC3 cloning using Keydiy KD-X4 programmer, software is up to date , works on pc software but not iPhone. Solution: It is
Problem: After reading a MQB49 5C Skoda key with keydiy kd-x4, the chip no longer recognised. Anyone had similar issue? The coil copper wire affects the chip recognition?
Problem: Tried to clone the data from the knife shape key to the LCD key using Keydiy KD-X4, but unfortunately, I failed. After I read the data from