UCDS Forum

hello, 2023 mustang im trying to read eeprom to adjust mileage, i have Error: Invalid Key [0x35]
also i try to adjust mileage directly, i get Failed to write 404C of data... Error code: 0x31

ipc pool is

Module Name: IPC
Network: HS3 Protocol: GGDS

F110 On-line Diagnostic Database Reference Number DS-JR3T-1A292-AB
F111 ECU Core Assembly Number JR3T-14F094-EA
F113 ECU Delivery Assembly Number JR3T-10849-EF
F120 ECU Software #2 Part Number No response
F124 ECU Calibration Data #1 Number JR3T-14C088-AD
F125 ECU Calibration Data #2 Number No response
F162 Software Download Specification Version No response
F163 Diagnostic Specification Version 0x04
F188 Vehicle Manufacturer ECU Software Number JR3T-14C026-AE
F18C ECU Serial Number 80050681
thanks to administration