CN900 key programmer and PCF7935 write Benz W140 chip

Posted on by Sales keycuttingmachine.org

Connecting CN900 4C/4D/46/48 auto key programmer with PC software, CN900 can save the read key code data unlimited, read EEPROM and special transponder, like Mercedes-Benz W140 transponder chip. Here is the picture instruction on writing Benz W140 chip using CN900 key chip copy machine and CN900 Pro 7935.

 

Tools needed:

CN900 key programmer

CN900 PC software (can be free downloaded from official website)

CN900 Pro 7935 chip (for CN900 only)

CN900-key-programmer-write-Benz-w140-chip

Instructions:

Select chip type: 44 Philips CRYPTO

CN900-key-programmer-write-W140-chip-1 CN900-key-programmer-write-W140-chip-2

 

Mercedes Benz C.E master transponder key programming

Click “CALCULATE”

CN900-key-programmer-write-W140-chip-3

Select key number, tick OK

CN900-key-programmer-write-W140-chip-4

Click on “PIN CALCULATE” button

CN900-key-programmer-write-W140-chip-5

W140 chip has been successfully read and written

CN900-key-programmer-write-W140-chip-6

Save

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