1212: Total corrosion.
IGBT, pre-DRV board, connectors, FAN24V.
EEPROM programming.
1427: Corrosion.
Faulted "External fault 41" bicause incorrect parameters entered.
FAN 24V.
Tested.
1697: sometimes the current drops to zero.
Cleaning. Replacing connectors.
1864: Total corrosion.