14c312ab__Base___Diagnostic_Error_Codes__Status
[Error code] 163 [Explanation] Unknown Error [Definition] Queued command timed out. The command set to be executed has timed out. This may be a drive issue, however it may be related to a defective connection. Replace your cable and retest the drive. Further errors indicate a defective drive. Replace. [Status] 
Replace Drive
WD Support / Knowledge Base / Diagnostic Error Codes
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