Troubleshooting steps
Check sensor connections verify sensor operation test sensor replace if faulty
HVAC Error Codes
E5 – Room temperature sensor
Room temperature sensor fault
Details
Room temperature sensor is not reading correctly or has failed.
Error typeerror
MeaningTemperature sensor fault
Typical causesSensor disconnected sensor fault wiring fault
SolutionsCheck sensor connections verify sensor operation test sensor replace if faulty
Severitymedium
Catalog references
Where this appears
LennoxE5
Utilities
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FAQ
Common questions
What is room temperature sensor?
Room temperature sensor measures the temperature in the space being conditioned.
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