KEYDIY KD-X4
How to Solve KEYDIY KD-X4 VAG 5C 5D Function Login Reminder Error?
One customer gave feedback that he failed to add key to VAG 5C/5D, the following is his operation process:
1. Used USB cable to connect Keydiy KD-X4 key [...]
KEYDIY KD-X4 Add VW Audi 5D Transponder Key
How to use KEYDIY KD-X4 to add a 5D transponder key to Volkswagen and Audi?
Check the detailed operation below.
Required Hardware:
KEYDIY KD-X4 5-in-1 [...]
Keydiy KD-X4 Add VAG 5C/5D and BMW BDC2 Key Tips and Guide
KEYDIY KD-X4/KD-MAX can support all BMW BDC2/BDC3/BCP and VAG 5C/5D key cloning function. Check the simple guide and tips to perform this function.
Kindly [...]
KEYDIY KD-X4 2026 Coverage Full Series 5C/5D BDC/BCP LCD Key Upgrade
We're thrilled to announce major upgrades for the KEYDIY KD-X4 Key Programmer! These enhancements make key programming and cloning for European vehicles [...]
KEYDIY KD-X4 Add BMW BDC3 Encrypted (Mexico) Key
How to use KEYDIY KD-X4 to add a BMW BDC3 Encrypted (Mexico) key?
Here we will show the method through reading original key data, and also provide a [...]
CGDI K2 Version Released with BMW BDC3 Blade Key Copy Feature
We are pleased to announce the release of software version 5.5.0 for the CGDI K2 Smart Key Tool. This update introduces the following key features:
[...]
KEYDIY KD-X4 FAQ: Your Questions Answered on UWB & Credits
KEYDIY KD-X4 Key Programmer is a versatile 5-in-1 automotive tool that supports programming for a wide range of vehicle systems, including BMW BDC2 and BDC3 [...]
Keydiy KD-X4 Fixed FEM/BDC User Authentication Requirements
Problem Encountered:
When attempting to program a spare key for BMW G-Series vehicles using Keydiy KD-X4 key programmer with BMW BDC2 Adapter, the KD App [...]
How to Connect KEYDIY Toyota 8A 4A All-Key-Lost Adapter and KD-X4?
This post will guide you how to connect and use KEYDIY Toyota 8A (BA) 4A All-Key-Lost Adapter and KD-X4.
KEYDIY Toyota 8A All-Key-Lost Adapter [...]