Flex version 8.27.0.0 expands Korhex support to Bosch MDG1 control units equipped with TC298 and TC299 processors. For supported VAG Group ECUs, the new protocol enables unlocking without direct PCB intervention, followed by read/write operations in Bench mode.
What’s New
Previously supported through VFI (Voltage Fault Injection), these VAG Bosch MDG1 ECUs can now also be unlocked using Korhex, reducing intervention time and manual work.
Supported ECU Models
Bosch MG1CS002 H80 – TC298
Bosch MG1CS008 – TC298
Bosch MG1CS031 H80 – TC298
Bosch MD1CS004 H80 – TC298
Bosch MD1CS014 – TC299
After unlocking, technicians can perform the following operations:
- Internal Flash: Read/Write/Checksum
- Internal EEPROM: Read/Write
- Full Backup
Working Mode: Boot Glitch
License Requirement: FLS0.20 Boot Glitch license or Flex Full FLS0.5 configuration (FLS0.20M/S – FLS0.5M/S).
Reference Operation Times: Connection ~30 seconds; reading ~2 minutes 30 seconds; writing ~2 minutes.
Supported Vehicles
Examples of supported vehicles include:
Audi SQ5 (II) FY (2021MY), 3.0L V6 TDI 24v MHEV, 336 HP
Audi RS5 (II) F5 (2022MY), 2.9L V6 Twin-Turbo 24v, 444 HP
CUPRA Formentor (I) SE316 (2021MY), 2.0L TSI 16v, 187 HP
Lamborghini Urus S (I) (2022MY), 4.0L V8 Twin-Turbo 32v, 657 HP
Volkswagen Golf (VIII) (2021MY), 2.0L TDI 16v, 197 HP






