Error Code 'Qx01 2': Water Tank Temperature Sensor Faulty
The Qx01 2 indicates the temperature sensor of the water tank is not working properly. If you see a pop-up notification with this error code, please refer to the steps below to troubleshoot the issue.
#1 Check the Temperature Sensor Wiring
- Turn off the machine. Refer to this video to remove the upper left cover.
- Unplug and replug the temperature sensor wire (circled in the picture below).
- Put the cover back and see if the issue is resolved.
- If not, please move on to the next step.