Espresso machines are sensitive to extreme cold. If your machine was stored in a garage or delivered in winter, the NTC sensor might be too cold to register a reading. Let the machine sit in a warm room for 4 to 6 hours before turning it back on. Advanced Hardware Inspection
If cleaning and re-seating connections doesn't work, you may need to source specific parts from Krups or authorized retailers: krups error code 09
Before concluding that the machine requires professional repair, perform the following user-level diagnostics. Espresso machines are sensitive to extreme cold
Specifically, the machine’s internal computer has detected that the brewing unit (the group head) is out of position or stuck. The machine attempts to reset the position of the brew group at startup and shutdown; if it cannot find the "home" position, it throws the 09 error to prevent motor damage. Approximately 90% of "Error 09" reports on Krups
Approximately 90% of "Error 09" reports on Krups forums are the soft error variety. So, let's roll up our sleeves.