Problem: A customer reported difficulty while attempting to add a key for Volkswagen 5C/5D using KEYDIY KD-X4 key programmer. Below is their described process: 1.Connected KD-X4 to a computer via USB cable 2.Installed the KEYDIY application on a Windows 11 PC… Continue Reading
Here are some frequently asked questions about KEYDIY, including real name authentication, KD-coins, and function activation. This guide applies to KEYDIY KD-X4, KD-MAX, etc. Q1: What is real name authentication and why is it required? A: Real name authentication is… Continue Reading
Autel will release all BMW G/U/F-chassis vehicles add keys for Autel MaxiIM IM508 and IM608 series next week. Upgrade Info: Effortlessly add keys for All BMW G/U/F-chassis vehicles Support BDC02 / BDC03 / BCP module Upgrade for Autel IM608and IM508 series No modules removal… Continue Reading
We’re excited to announce that FormulaFlash ECU programmer released the newest software version 1.1.1.0 on Jan.20th, 2026. This update introduces read/write and checksum support for Toyota Gen 4 & Ford ESU-415 EMS2215 on bench, SIMOS15.10 via OBD, and Continental/ Siemens EMS6104 SIM2K-47 ECM/TCM in Boot mode. Check the… Continue Reading
This guide demonstrates two methods for programming an additional key for a BMW equipped with a BDC3 module, using a KD FGB58 key blank. Both KEYDIY KD-X4 and KD-MAX key programmer can be used without any vehicle wiring. Preparation & Key Disassembly: Remove and… Continue Reading
This post shows how to use KEYDIY KD-X4 for Volkswagen and Audi 5D transponder key programming. Required Tools: Target 5D Transponder Key Original Vehicle Key (Required for 5D) KEYDIY KD-X4 5-in-1 key programmer KEYDIY KD-X4Adapter Board (8-pin) Soldering Equipment & Wires Software… 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
How to use CGDI CG100X to calibrate mileage on Toyota Levin 2019 S6J3001 CAN model? Follow the simple guide below to operate. 1.Update your CG100X to V1.9.8.0 or above This version added supported models for Toyota and Lexus S6J3001/R7F701401/R7F701441. CG100X V1.9.8.0 Update… Continue Reading
Want to tell whether your Audi key is 5C or 5D? Follow these steps based on the key shell design. Step 1: Gently remove the key shell. Step 2: Examine the interior surface of the shell. Step 3: Count… Continue Reading
KEYDIY KD-X4 5-in-1 key programmer can copy BMW G series BDC02 encrypted key now, no need to remove the instrument cluster. Requirement: Keydiy KD-X4(or KD-MAX) Original BDC2 encrypted key New original BDC2 key or KD FGB58 remote New dedicated wiring harness… Continue Reading
KEYDIY officially released its long-awaited VAG 5C/5D key programming function on Jan.11, 2026, giving locksmiths and automotive pros more control and flexibility than ever. What’s New? BMW, AUDI, VW, PORSCHE, SKODA 5C / Supports ZB Smart Keys and Original Keys 5D Supports… Continue Reading
