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Error code reference
Frigidaire Dryer Error Code E4
Humidity sensor error: control runs the whole cycle with default settings using timed drying instead of humidity-based drying.
SourceFrigidaire Dryer - Tech Sheet: FFRE4120SW/FFRG4120SWp. 4
Diagnostic procedure
The full E4 procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
If current cycle runs without fault, error code is logged at end of cycle if EEPROM is available or displayed at end of cycle.
SourceFrigidaire Dryer - Tech Sheet: FFRE4120SW/FFRG4120SWp. 4
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Where this code is documented
2 manuals in the MyPros+ library document this code for Frigidaire dryer.
Models covered by the manuals that document this code
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