The goal of the tutorial is to clarify the possibility/potential of the OBDSTAR X300 DP Plus so that makes it in addition to being a key programmer through the software, but he can do the job.
Recover Toyota 2016 24C16 ECU Immo data
What you need:
OBDSTAR X300 DP Plus tablet (with P001 and EEPROM adapter)
External storage device (a USB Card)
Connect P001 with EEPROM adapter, insert USB disk to X300DP plus, then connect P001 with X300DP
Go to X300 DP Plus Home menu->ES File Explorer->SD Card
Long press the data (here 24C16_Toyota_2016_ECU_IMMO_OFF_Data_for_H_Immobilier) you need to recover and copy it to “/Storage.emulated/0/DP/951400041740/DATA”
Select EEPROM function in X300DP Plus
Select PIC/FreeScale adapter V34.06->EEPROM->EEPROM RW (Read/Write)->24CXX Series->24C16
Press Help button to perform data recovery
Select the file desired to restore from /Storage.emulated/0/DP/951400041740/DATA” folder
Recovering data in process
IMMO data recovery success.
Now you can rewrite recovered data to immobilizer to repair ECU.
Hope it helps.