KT200 and Foxflash read and write VAG Infineon MED17.5.5 successfully.
ECU: MED17.5.5
Mode: Boot Mode
R/W: OK
Cks: Manual (there’s checksums for all ECU but some MV/ED ECUs not okay)
you need to make checksum externally and car start.
Search our blog for checkcum software WinOLS or Lsuite.
BOSCH MED17.5.5 [ TC1767 INT.F.] – VW, Audi, Seat, Skoda
Step 1: Password search
Connect the pinout below with multifunction cable and the white and violet wires on the pcb.
Use the driver:
→ TOOLS BOOT MODE
→ INFINEON TRICORE Tool Password
→ PASSWORD BFT
→ Click on “Find Password” and follow the software messages.
Now that the password has been found it’s possible to read and write the control unit. See next step.
Step 2: Read and Write ECU
Connect with the multifunction cable the following pinout and the boot shown below.
Use the driver:
→ TOOLS BOOT MODE
→ INFINEON TRICORE Boot
→ SAK TC1767
