This article summarizes a practical demonstration of disassembling and reading a BMW CAS4 anti-theft module and using that data to program dealer keys with the KEYDIY KD-X4. The process covers both bench-reading the CAS module and preparing files for use… Continue Reading
The choice between the KEYDIY KD-X6 and KD-X4 largely depends on the vehicle models you need to work with and the functions you expect from your key programmer. The comparison below highlights the key differences to help you decide which… Continue Reading
Using the KEYDIY KD-X4, you can add a KD smart key to a 2022 Range Rover without removing the KVM module. Before programming, make sure the vehicle’s UWB function is disabled. For special models where UWB cannot be disabled, only… Continue Reading
What’s New: Clone compatible OEM 8A smart keys directly to a KEYDIY TIB Remote—no additional key programming required. The latest KEYDIY KD-X4 software update, released on August 3, 2026, adds TIB Smart Key Direct Cloning support for compatible Toyota, Lexus,… Continue Reading
For a 2026 Hyundai Elantra smart key programming job, KEYDIY KD-X4 Key Programmer was used to generate a new KD smart key and pair it with the vehicle using the original key. Before starting the procedure, ensure the correct PIN… Continue Reading
KEYDIY is preparing to release a powerful new update for the Keydiy KD-X4 Key Programmer, bringing support for copying/cloning 2018+ Jaguar Land Rover (JLR) smart keys. This new function simplifies key duplication without requiring complicated vehicle programming procedures. Key Advantages… Continue Reading
For KEYDIY KD-X4 key programming, a locked 2024 Toyota Yaris Cross NCF29A1M key can be successfully renewed by following the proper key reset and matching steps. The “Locked_No Copy” message does not mean the key is damaged or unusable; it… Continue Reading
A 2021 Chevrolet Onix was brought in for a spare key programming job. Even though the vehicle already had three registered keys, the KEYDIY KD-X4 completed the entire add-key procedure smoothly via the CAN FD system. No PIN code was… Continue Reading
The latest update from KeyDIY KD-X4 brings a game-changing feature for automotive locksmiths and technicians: the ability to unlock the SFD1 security gateway for VW, Audi, Seat, and Porsche directly on the device—no third-party tokens or services required. Traditionally, unlocking… Continue Reading
This post provides step-by-step instructions for programming a Volkswagen 5C immobilizer key using KEYDIY KD–X4 and a KD-type aftermarket key. Tools & Prerequisites: KD-X4 key programmer Original Vehicle Key (for data reading) New KDZB MQB smart remote (to be programmed) Keydiy DB25… Continue Reading
