Autel MaxiIM IM508 and IM608 released Toyota 2019-2021 proximity smart key programming without PIN nor NASTF. Here Obd2tool.com introduces 2 ways to add a spare key to Corolla with 4A proximity. Way 1: Remove Smart Box Way 2: Don’t need to remove smart box Way 1: Remove Smart Key Model example: Toyota Corolla Altis 2021 Remove Smart Box from the vehicle and connect with Gbox following operation guide Select Toyota-Manual selection- Other- Corolla- 2009 onwards- Smart Key- ZRE (2019-) Select Control Unit- Kyeless Ssystem(CAN)- Backup IMMO Data Backing up EEPROM data that can be used to add more smart key without password Remove the smart box and then connect with G-Box follow operation guide Press Yes to continue Communicating with the smart box Backing up EEPROM File your name file and press Save Re-plug smart box back to the vehicle Select Add Smart Key Add more Key Max 4 keys Turn on ignition switch Turn ignition off and turn hazar...