Communication Error
E63
No communication between power/operating module(PU/OU)
Bosch Washer E63 Error Code Error Code Possible Causes
- The PU PCB is defective.
- The OU PCB is defective.
- Wiring issue.
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This information is provided for educational purposes only. Please consult the appropriate Service Mode or Technical Document for your model. Always take proper safety precautions when installing or repairing any major appliance.