Miele · Professional Troubleshooting Guide
The dishwasher has detected a problem with its heating system, preventing water from reaching the desired temperature during the cycle.
Click steps to track your progress.
Ensure the dishwasher's power supply is stable.
Check if the heating element is visible and appears undamaged (if accessible and safe to do so).
Reset the appliance by turning off power for 30 seconds and then restoring it.
Try running a wash cycle to see if the error persists.