Nuwave
Nuwave Air Fryers Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E1
Display shows E1 and cooking will not start or stops immediately on a Nuwave digital air fryer.
Open or Shorted Temperature Sensor Circuit
E2
Display shows E2 and the Nuwave air fryer will not heat or start a cooking cycle.
Overtemperature Protection / High Temperature Sensor Fault
E3
Display shows E3 and the Nuwave air fryer shuts down or will not start a cook cycle.
Overvoltage or Power Supply Fault
E4
Display shows E4 and the Nuwave air fryer will not heat or stops mid-cycle.
Heater Overload or Heating Element Circuit Fault
E5
Display shows E5 and the Nuwave air fryer will not start or shuts off shortly after starting.
Fan Motor or Airflow Fault
E6
Display shows E6 and the Nuwave air fryer beeps and refuses to start a cooking cycle.
Door/Basket Safety Switch Fault
E7
Display shows E7 and the Nuwave air fryer will not start or shuts off unexpectedly.
Internal Communication or Control Board Fault
E8
Display shows E8 and the Nuwave air fryer will not heat properly or stops mid-cycle.
Secondary Temperature Sensor or Ambient Sensor Fault
E9
Display shows E9 and the Nuwave air fryer will not start or immediately aborts the cycle.
Internal Memory or EEPROM Fault
Symptom
Nuwave air fryer basket coating is peeling or flaking off.
Nonstick Coating Degradation
Symptom
Nuwave air fryer basket is difficult to insert or remove; it jams or does not slide smoothly.
Basket Rail / Chassis Deformation
Symptom
Nuwave air fryer basket will not lock in place; unit keeps indicating the basket is not inserted.
Basket Latch / Safety Interlock Misalignment
Symptom
Nuwave air fryer beeps continuously or repeatedly without user input.
Audible Alarm Malfunction / Stuck Input
Symptom
Nuwave air fryer display flickers, dims, or resets randomly during cooking.
Intermittent Power / Voltage Drop
Symptom
Nuwave air fryer display shows random characters or segments; numbers are incomplete or unreadable.
Display Segment Failure
Symptom
Nuwave air fryer display works but buttons or touch controls respond intermittently or press by themselves.
Unstable Touch Panel / Keypad Fault
Symptom
Nuwave air fryer does not power on at all; no lights or display when plugged in.
No Power / Dead Unit
Symptom
Nuwave air fryer door or lid (on oven-style models) does not close fully or pops open during cooking.
Door Hinge / Latch Misalignment
Symptom
Nuwave air fryer emits a persistent bad odor (rancid or chemical) even when not cooking greasy foods.
Odor Contamination / Residue Build-up
Symptom
Nuwave air fryer emits a strong burning plastic or electrical smell during use.
Overheating Wiring or Component Failure
Symptom
Nuwave air fryer exterior gets extremely hot to the touch during normal cooking.
Excessive Cabinet Temperature
Symptom
Nuwave air fryer fan does not run; unit heats but there is little or no airflow.
Fan Not Running / Airflow Loss
Symptom
Nuwave air fryer fan is very loud, rattling, or grinding during operation.
Noisy Convection Fan / Worn Bearings
Symptom
Nuwave air fryer interior coating (on oven-style models) is blistering or discoloring severely.
Cavity Coating Damage from Overheat
Symptom
Nuwave air fryer interior light (if equipped) does not turn on, but unit otherwise works.
Interior Light Failure
Symptom
Nuwave air fryer makes a high-pitched whining or squealing noise during operation.
Fan Motor Acoustic Noise / Electrical Whine
Symptom
Nuwave air fryer occasionally sparks inside near the heating element.
Arcing at Heating Element or Metal Contact
Symptom
Nuwave air fryer overheats; food burns quickly and exterior of unit becomes excessively hot.
Overheating / Temperature Regulation Failure
Symptom
Nuwave air fryer powers on but will not start cooking; pressing Start does nothing or beeps only.
User Interface or Start Circuit Fault
Symptom
Nuwave air fryer produces excessive smoke during cooking, even with relatively dry foods.
Excessive Smoke / Grease Accumulation
Symptom
Nuwave air fryer runs the fan after the cooking cycle ends and will not shut off immediately.
Post-Cool Fan Operation (Perceived Fault)
Symptom
Nuwave air fryer shuts off before the timer reaches zero; unit powers down mid-cycle.
Unexpected Shutdown / Thermal or Power Interruption
Symptom
Nuwave air fryer timer counts down but food is undercooked; unit does not seem to reach set temperature.
Low Temperature / Inaccurate Heating
Symptom
Nuwave air fryer touch panel does not light up, but fan and heater start when plugging in (no user control).
UI Power Loss / Stuck Relay
Symptom
Nuwave air fryer trips the household circuit breaker or GFCI outlet when turned on.
Short Circuit or Ground Fault
Symptom
Nuwave air fryer turns on and fan runs, but there is no heat; food stays cold.
No Heat / Open Heating Circuit
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E1 |
Display shows E1 and cooking will not start or stops immediately on a Nuwave digital air fryer.
|
Open or Shorted Temperature Sensor Circuit | View Details |
| E2 |
Display shows E2 and the Nuwave air fryer will not heat or start a cooking cycle.
|
Overtemperature Protection / High Temperature Sensor Fault | View Details |
| E3 |
Display shows E3 and the Nuwave air fryer shuts down or will not start a cook cycle.
|
Overvoltage or Power Supply Fault | View Details |
| E4 |
Display shows E4 and the Nuwave air fryer will not heat or stops mid-cycle.
|
Heater Overload or Heating Element Circuit Fault | View Details |
| E5 |
Display shows E5 and the Nuwave air fryer will not start or shuts off shortly after starting.
|
Fan Motor or Airflow Fault | View Details |
| E6 |
Display shows E6 and the Nuwave air fryer beeps and refuses to start a cooking cycle.
|
Door/Basket Safety Switch Fault | View Details |
| E7 |
Display shows E7 and the Nuwave air fryer will not start or shuts off unexpectedly.
|
Internal Communication or Control Board Fault | View Details |
| E8 |
Display shows E8 and the Nuwave air fryer will not heat properly or stops mid-cycle.
|
Secondary Temperature Sensor or Ambient Sensor Fault | View Details |
| E9 |
Display shows E9 and the Nuwave air fryer will not start or immediately aborts the cycle.
|
Internal Memory or EEPROM Fault | View Details |
| – |
Nuwave air fryer basket coating is peeling or flaking off.
|
Nonstick Coating Degradation | View Details |
| – |
Nuwave air fryer basket is difficult to insert or remove; it jams or does not slide smoothly.
|
Basket Rail / Chassis Deformation | View Details |
| – |
Nuwave air fryer basket will not lock in place; unit keeps indicating the basket is not inserted.
|
Basket Latch / Safety Interlock Misalignment | View Details |
| – |
Nuwave air fryer beeps continuously or repeatedly without user input.
|
Audible Alarm Malfunction / Stuck Input | View Details |
| – |
Nuwave air fryer display flickers, dims, or resets randomly during cooking.
|
Intermittent Power / Voltage Drop | View Details |
| – |
Nuwave air fryer display shows random characters or segments; numbers are incomplete or unreadable.
|
Display Segment Failure | View Details |
| – |
Nuwave air fryer display works but buttons or touch controls respond intermittently or press by themselves.
|
Unstable Touch Panel / Keypad Fault | View Details |
| – |
Nuwave air fryer does not power on at all; no lights or display when plugged in.
|
No Power / Dead Unit | View Details |
| – |
Nuwave air fryer door or lid (on oven-style models) does not close fully or pops open during cooking.
|
Door Hinge / Latch Misalignment | View Details |
| – |
Nuwave air fryer emits a persistent bad odor (rancid or chemical) even when not cooking greasy foods.
|
Odor Contamination / Residue Build-up | View Details |
| – |
Nuwave air fryer emits a strong burning plastic or electrical smell during use.
|
Overheating Wiring or Component Failure | View Details |
| – |
Nuwave air fryer exterior gets extremely hot to the touch during normal cooking.
|
Excessive Cabinet Temperature | View Details |
| – |
Nuwave air fryer fan does not run; unit heats but there is little or no airflow.
|
Fan Not Running / Airflow Loss | View Details |
| – |
Nuwave air fryer fan is very loud, rattling, or grinding during operation.
|
Noisy Convection Fan / Worn Bearings | View Details |
| – |
Nuwave air fryer interior coating (on oven-style models) is blistering or discoloring severely.
|
Cavity Coating Damage from Overheat | View Details |
| – |
Nuwave air fryer interior light (if equipped) does not turn on, but unit otherwise works.
|
Interior Light Failure | View Details |
| – |
Nuwave air fryer makes a high-pitched whining or squealing noise during operation.
|
Fan Motor Acoustic Noise / Electrical Whine | View Details |
| – |
Nuwave air fryer occasionally sparks inside near the heating element.
|
Arcing at Heating Element or Metal Contact | View Details |
| – |
Nuwave air fryer overheats; food burns quickly and exterior of unit becomes excessively hot.
|
Overheating / Temperature Regulation Failure | View Details |
| – |
Nuwave air fryer powers on but will not start cooking; pressing Start does nothing or beeps only.
|
User Interface or Start Circuit Fault | View Details |
| – |
Nuwave air fryer produces excessive smoke during cooking, even with relatively dry foods.
|
Excessive Smoke / Grease Accumulation | View Details |
| – |
Nuwave air fryer runs the fan after the cooking cycle ends and will not shut off immediately.
|
Post-Cool Fan Operation (Perceived Fault) | View Details |
| – |
Nuwave air fryer shuts off before the timer reaches zero; unit powers down mid-cycle.
|
Unexpected Shutdown / Thermal or Power Interruption | View Details |
| – |
Nuwave air fryer timer counts down but food is undercooked; unit does not seem to reach set temperature.
|
Low Temperature / Inaccurate Heating | View Details |
| – |
Nuwave air fryer touch panel does not light up, but fan and heater start when plugging in (no user control).
|
UI Power Loss / Stuck Relay | View Details |
| – |
Nuwave air fryer trips the household circuit breaker or GFCI outlet when turned on.
|
Short Circuit or Ground Fault | View Details |
| – |
Nuwave air fryer turns on and fan runs, but there is no heat; food stays cold.
|
No Heat / Open Heating Circuit | View Details |
No matching codes found
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