What does E2 F1 mean?
Defrost (bimetal) thermistor is open or shorted.
Common causes
- Failed bimetal
- Damaged wiring at evaporator
- Ice damage to harness
Diagnostic & testing steps
- 1. Remove evaporator panel after defrosting
- 2. Locate bimetal clipped to evaporator coil
- 3. Test continuity at room temp (should be open above 50°F)
- 4. Replace bimetal
Tools required
- Multimeter
- Hair dryer (to defrost)
OEM parts & part numbers
Defrost Bimetal Thermostat
Part numbers: WP67005560
Safety warning
⚠️ Failed defrost causes ice buildup and warm fridge.
Try DiagBuddy AI free — instant 30-second diagnostics for technicians.