Maytag E5

Maytag error code E5 indicates: Maytag PowerCold MFI French Door Refrigerator: Freezer compartment air temperature sensor fault E5; freezer cooling becomes erratic or compressor runs continuously..

The primary root cause for Maytag code E5 is: On Maytag refrigerators (Maytag Commercial Technology heavy-duty direct drive chassis and industrial-grade relays): NTC thermistor in freezer air stream open circuit or shorted, or moisture condensation corroded harness terminals..

To resolve error code E5: Locate freezer air sensor on sidewall. Measure thermistor resistance: nominal 7.9 kΩ at 0°C (32°F) or 22.0 kΩ at -18°C (0°F). Replace if drifted. Press and hold Max Cool and Temp Down buttons simultaneously for 3 seconds until audible confirmation chime sounds to clear diagnostic codes.

Resetting power (unplugging for 5–10 minutes) clears temporary memory errors. However, if Maytag code E5 persists, the physical component causing On Maytag refrigerators (Maytag Commercial Technology heavy-duty direct drive chassis and industrial-grade relays): NTC thermistor in freezer air stream open circuit or shorted, or moisture condensation corroded harness terminals. must be inspected or replaced.

Set a digital multimeter to ohms (Ω). Disconnect power and test Compressor Motor Windings (Run/Start) & Defrost Heater across Across 3 compressor pins (Common, Run, Start): R(C-S) + R(C-R) = R(S-R). Winding to earth: >20MΩ (OL).. Expected nominal reading is 15Ω–25Ω (Run C-R), 20Ω–35Ω (Start C-S), 200Ω–400Ω (Defrost Heater). PTC Relay: 10Ω–30Ω at 25°C.. Tolerance: ±10%. Any low insulation resistance to casing (<2MΩ) trips the breaker. Defrost bimetal reads <0.5Ω when sub-zero..

Standard electrical safety protocol: 1. Disconnect 230V mains power before opening panels. 2. Verify zero voltage at test points. 3. Allow hot water or heating elements to cool below 30°C before handling.