HVAC Error Codes

Trane E4 Error

Outdoor coil temperature sensor fault

Details

Trane E4 error indicates a problem with the outdoor coil temperature sensor.

Error typeSensor Fault
Typical causesFaulty outdoor coil sensor; wiring issue
SolutionsCheck outdoor coil sensor; verify wiring
SeverityMedium

Catalog references

Where this appears

TraneE4

Utilities

Copy-paste helpers

Troubleshooting steps

Check outdoor coil sensor; verify wiring

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