Program Toyota Smart H Key All Keys Lost by MKIII

Here is the instruction on programming Toyota & Lexus smart key H type transponder all keys lost situation via MasterKey III MKIII key programmer.

Instruction:

First read Toyota 93C86 eeprom by using Orange 5 eeprom programmer

Save file

Run MKIII software

Select Utilities tab->Key Generator->Key by Dump->T->Toyota->SMART BOX->Masterkey preparation by dump (93C86)

Open dump (saved by Orange5)

Select Key Number

Write dump

Save file (name file 93C86.SMART.BOX.AFTER I)

Back to Orange 5 software
Click on Upload tab
Upload the dump file (93C86.SMART.BOX.AFTER I) just saved by MK3

Write dump

Generated key can start as master key

Then add a new key by using OBDSTAR X100 Pro key programmer.

Follow X-100 pro to add a key, it is not difficult.

Done. Test the new added key.

Device used:

Orange 5 programmer to read & write eeprom

MK III to program smart H transponder

OBDSTAR X-100 Pro to add a H key