Here’s Toyota Lexus SMART KEY All Keys Lost programming guide with Tango emulators.
Toyota Camry 2013 Smart key 128 bit all keys lost:
Connect Toyota techstream OBD cable with car via vehicle’s diagnostic connector
Open Tango key programmer software on desktop
Click on TangoPlus->Toyota
Click on Settings
Check Pass thru Devices has been selected as MVCI
Click on Connect to car
Click on Read data from car
eeprom reading
Click on Save file to save data
Keys 88 has been detected
Use SLK-03 transponder
Insret Scorpio-LK SLK-03 emulator into Tango
click on Write Emulator on tango software
Tick SLK-03 and press OK
Remove SK03 tranposnker and attach it to car Start button
The dashboard indicators flash
Tango Emulator programmed successfully.
http://www.key-programmer.org/2017/04/01/scorpio-lk-emulators-for-tango-key-programmer/