System Diagnosis
System Communications Failure. Communication with User Interface lost. Check wiring to UI, indoor and outdoor units.
Bryant | Default
Error Code 16
Troubleshooting guide for the Bryant Default system fault 16.
Disclaimer: This information is for general reference. Error codes can vary by model and production year. Always refer to your machine's specific manual and the information printed on the unit itself.
Potential Causes & Solutions
Diagnose with Confidence
Use the ACLogics AI assistant to walk through this error code step-by-step.
Included in Diagnosis Workflow
Ask
Upload nameplate & symptoms
Diagnose
AI identifies error 16
Report
Generate professional PDF