Troubleshooting steps
Check sensor wiring; test sensor resistance; replace if faulty
HVAC Error Codes
Trane E1 Error
Indoor air temperature sensor fault
Details
Trane E1 error indicates a problem with the indoor air temperature sensor.
Error typeSensor Fault
Typical causesFaulty sensor; open or short circuit; disconnected wiring
SolutionsCheck sensor wiring; test sensor resistance; replace if faulty
SeverityMedium
Catalog references
Where this appears
TraneE1
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