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

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Save file

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Run MKIII software

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

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Open dump (saved by Orange5)

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Select Key Number

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Write dump

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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

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Write dump

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Generated key can start as master key

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

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

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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

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