Troubleshooting steps
Check network cables verify configuration check protocol settings
Siemens PLC
6518 – Communication error
Communication system error
Details
Communication error 6518. Check network connections and configuration.
Error typeerror
MeaningCommunication error
Typical causesNetwork cable fault configuration error protocol error
SolutionsCheck network cables verify configuration check protocol settings
Severityhigh
Catalog references
Vendor Information
Siemens6518
Utilities
Troubleshooting Steps
Related
Related Siemens PLC Codes
FAQ
Common questions
How do I diagnose network issues?
Use network diagnostic tools in TIA Portal
Community
Discussion & Experiences
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