E44
Error code
high severity
Siemens
E44 Error: Control module fault — Communication error
Control module fault — Communication error
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Diagnostic Steps
- 1
Step 1
Check the wiring harness between main board and display board
- 2
Step 2
Reset the machine
- 3
Step 3
Replace the faulty board (main or display) after diagnosis
⚠️ Always disconnect your appliance from mains power before starting any repair. If in doubt, consult a qualified engineer.
Parts to Check in order of probability
Frequently Asked Questions
What does the E44 error mean on a Siemens dishwasher?↓
Control module fault — Communication error
Can I fix the E44 error myself?↓
Many E44 faults can be resolved by a competent DIYer. Always disconnect from mains power first. If unsure, consult a qualified engineer.