Wednesday, August 30, 2017

Smart CN900 Mini vs. JMD Handy Baby

I’m puzzled with two auto key programmers in your OBD2 website – Handy baby and new CN900 mini. Seems similar to each other, so which one should i take?

UOBD2 customer service:
You can get differences with the chart below:
Function \ Product Handy Baby CN900 MINI
Brand/Manufacturer JMD TJECU
Copy 4D / 4C YES YES
Copy 72G YES YES
4D86 DST80 (Ford) YES NO
4D70 DST80 (Hyundai/ KIA) YES NO
Copy ID48 YES NO
After-sale service YES Yes
Tech support YES Yes
CE mark YES ?
Update online YES YES
Price US$359 US$189
Although Handy baby can copy more chips than CN900 Mini, Mini CN900 is less than half of price than Handy baby key programmer.

Sunday, August 20, 2017

Smart CN900 Mini Copy Mazda 4D63 Chip

CN900 Mini transponder key copy machine can directly program 4D, 4C, 46, G chips no need any other box, this blog will show you how to copy Mazda 4D63 Chip.

Tool used: Mini CN900 Key Programmer
Vehicle model: Mazda 3

Step 1.
Start CN900 Mini
Insert the original transponder key into the slot
Press ‘READ&COPY’ button on the menu.

CN900 Mini key programmer will automatically read out the key code and the key type is 63.
Notice: Don’t move the key away

Friday, August 18, 2017

How Solve CN900 Mini No Valid COM Port Found Error

Here are the proper causes and solutions to CN900 Mini key programmer “No valid com port is found” error.

I tried to update CN900 Mini key copy machine software to new v1.20. But when i connect to computer via USB, it prompted me error message “No valid COM port is found on the computer. Please check CN900-Mini’s power and usb cable”. What’s wrong?

Error causes:
1. You did not well connect CN900 Mini to computer
2. You did not power on the machine after well connect to computer
3.  You did not install mini cn900 driver.

Tuesday, August 15, 2017

How To Solve CN900 Mini Cannot Write 4C Chip

Some user feedback that after updating CN900 Mini/ND900 Mini (MINI900) key copy machine firmware to, it failed to write 4C, decoding is OK.

Now we’ve got the solution.
TJECU Tech have developed original new CN1 copy 4C chip for CN900/ND900 mini. Do not use old CN1 to copy 4C.

CN900/ND900 Mini CN1 chip (Item# SA156-B), 5pcs/lot, US$27.99
(Note: CN1 copy 4C chip requires CN900/ND900 Mini firmware version newer than )

Saturday, August 12, 2017

CN900 Mini & ND900 Mini V5.18 Support 8A Smart Card All Key Lost

Good News!!!! CN900 Mini and ND900 Mini car key clone machine V5.18 software released!
Update Features:
TJECU MINI900 TOYO KEY OBD is newly confirmed to be able to write Toyota Smart card via OBD, it supports 3370-5290-A433-F433 types.
(Update notice: TJECU transponder key programmer next update plan is to initialize Toyota 0020 type of 8A smart card with all key lost).
How to update CN900 Mini key programmer to 5.18?
  1. Browse to CN900 Mini official website, register and download CN900_MINI_Updater_v5.18
  2. Delete previous updater file (updater v1.8 etc)
  3. Open the updater v5.18 setup.exe
  4. Click on Update button
  5. The main module of firmware is updating. Wait upgrade procedure complete.

Wednesday, August 9, 2017

How to renew CN900 Mini Toyota G chip tokens ?

CN900 Mini key copy machine manual: how to add Toyota G chip tokens for auto key programming with CN900 Mini.

Site for mini cn900:
Site for CN900 mini G chip token service:
Site for G chip tokens recharge:

STEP 1. Login your member on the cn900 mini official website, click on ” Personal Center”.