| Platform | Command / menu | What it does | |----------|----------------|--------------| | | Clear DTCs → Erase History | Clears fault log that often occupies block 120. | | Linux (MTD) | flash_erase /dev/mtd3 0 0 | Erases the whole pcmflash partition. | | Linux (MTD) | df -h /dev/mtdblock3 | Shows current usage. | | STM32 bootloader | stm32flash -w clean.bin -v /dev/ttyUSB0 | Writes a clean image, resetting flash counters. | | Windows handheld | Vendor “Flash Maintenance” → “Factory Reset” | Clears user data + logs. |
Requires physical removal of the module from the car and careful pinout matching. 3. Boot Mode pcmflash 120 full
When connecting an ECU on the bench, additional adapters may be required. | Platform | Command / menu | What