If you are working on MQB49 5C keys and need to change the key ID to match the original vehicle system, the process with the KEYDIY KD X4 is straightforward.
Can KD X4 Modify MQB49 5C Key ID?
Yes. When generating a dealer key for MQB49 5C systems, the key ID will automatically be adjusted to match the original system data — provided you follow the correct procedure.
Simple Step-by-Step Guide
Step 1: Read vehicle information and save the key lD as needed.
Step 2: Use a KD device to read the original vehicle key and generate a dealer key.
Step 3: Place the generated key in the sensor area and check the anti-theft status.
Step 4: Match the key (some vehicles require unlocking the SFD for matching)
There is no need for manual ID editing in most cases. Just follow the prompts displayed in the KEYDIY KD X4 software.
You can check the video