Parts to Mail In:
Original DME/DDE engine computer.
Matching donor DME/DDE engine computer.
Process of Repair:
Both original and donor engine computers are placed in boot/bench mode.
Full internal/external Flash, Micro, and EEPROM calibration maps and secret keys (ISN) are extracted.
Donor unit receives a complete 1:1 image transfer of the original engine management software and vehicle immobilization data.
Checksums are corrected, and bench diagnostic routines confirm proper hardware communication.
Parts to Mail In:
Original DME/DDE engine computer.
Matching donor DME/DDE engine computer.
Process of Repair:
Both original and donor engine computers are placed in boot/bench mode.
Full internal/external Flash, Micro, and EEPROM calibration maps and secret keys (ISN) are extracted.
Donor unit receives a complete 1:1 image transfer of the original engine management software and vehicle immobilization data.
Checksums are corrected, and bench diagnostic routines confirm proper hardware communication.