Good news!!! CN900 4C/4D/46/48 auto key programmer just welcomes a new upgrade that added Toyota G chip read & write function.
CN900 Update Tool Free Download
CN900 USB Driver Free Download
CN900 Software Free Download
(Close antivirus software or set your browser to download success)
Firmware version: 184.108.40.206.
System version: V4.3
CN900 key programmer new upgrade support Toyota G chip read & write
How to update CN900 key programmer online?
No. 1: First keep CN900 in power and connect with computer by USB wire.
No 2 ：Go to www.cn900.net download newest CN900Updater-V4.3
Or directly download free here:
No 3 ：Open the LOADER file and click CN900 Updater-4.3.
After then click “Connect”
NO 4：click “Update”
No.5: Then follow the system prompts marked in red circle below. Please click CN900 “Setup” menu and click “Update” button.
No .6: CN900 key programmer update in progress, please wait patiently.
NO.7: Press CN900 “Setup” button and press “About” button to check CN900 version.
No 8. After update successful then under Special menu will add “Generate Code” option.
Special menu before update:
Special menu updated:
No.9：Do not put any chip in CN900 testing hole then click “Generate code” will show you following information (Toyota H, G chip and more chips are added)：
CN900 update successful！