Kenmore Water Heaters Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E01
Kenmore electric water heater with electronic display shows E01 and will not heat water.
Upper Thermistor / Temperature Sensor Failure
E02
Kenmore electric water heater displays E02 and water temperature is erratic or no hot water.
Lower Thermistor / Temperature Sensor Failure
E03
Kenmore electric water heater displays E03 and will not heat, or it overheats briefly then shuts down.
Upper Heating Element Circuit Fault
E04
Kenmore electric water heater displays E04, and water is only lukewarm or cold.
Lower Heating Element Circuit Fault
E05
Kenmore electric water heater displays E05 and shuts down heating, sometimes after very hot water.
High Limit Switch / ECO (Energy Cut-Off) Tripped
E06
Kenmore electric water heater displays E06 and does not respond to temperature adjustments.
User Interface / Keypad Communication Error
E07
Kenmore electric water heater displays E07 and will not heat; sometimes the breaker trips.
Line Voltage / Power Supply Error
E10
Kenmore gas water heater with electronic control displays E10 and will not ignite.
Ignition Failure / No Flame Detected
E11
Kenmore gas water heater displays E11 and shuts down after attempting to light.
Flame Loss / Unstable Flame
E12
Kenmore gas water heater displays E12 and will not attempt ignition.
Pressure Switch / Combustion Air Proving Failure (Power Vent Models)
E13
Kenmore gas water heater displays E13 and shuts down; the blower may continue to run.
Flue / Exhaust Overheat or Blockage Detected
E20
Kenmore hybrid (heat pump) water heater displays E20 and runs only on electric elements.
Evaporator Coil Temperature Sensor Fault
E21
Kenmore hybrid water heater shows E21, and heat pump mode is disabled.
Condenser Coil Temperature Sensor Fault
E22
Kenmore hybrid water heater displays E22 and may shut down heat pump operation.
Ambient Air Temperature Sensor Fault
E23
Kenmore hybrid water heater shows E23 and may run loudly or not heat efficiently.
Compressor Overload / Overheat Protection Trip
E30
Kenmore water heater with leak detection system displays E30 and shuts off heating.
Leak Sensor / Pan Water Detected
E31
Kenmore water heater shows E31 leak sensor error even though no water is present.
Leak Sensor Circuit Fault
E40
Kenmore water heater displays E40, and water temperature is much hotter or colder than the setpoint.
Temperature Calibration / Sensor Mismatch Error
E50
Kenmore water heater shows E50 and will not power on the display or respond to inputs.
Internal Control Board Failure
Symptom
Kenmore electric water heater produces only a small amount of hot water, then quickly turns lukewarm.
Lower Heating Element or Thermostat Failure
Symptom
Kenmore gas water heater burner cycles on and off rapidly (short cycling).
Improper Combustion or Thermostat Sensing.
Symptom
Kenmore gas water heater has no hot water; the pilot is lit but the main burner does not come on.
Gas Control Valve or Thermostat Failure
Symptom
Kenmore gas water heater pilot will not stay lit (standing pilot models, no electronic display).
Thermocouple Failure or Weak Pilot Flame
Symptom
Kenmore hybrid (heat pump) water heater is very noisy during operation.
Excessive Vibration or Fan/Compressor Noise
Symptom
Kenmore hybrid water heater frequently switches to electric resistance mode instead of heat pump mode.
Heat Pump Capacity Limitation or Sensor Control Logic.
Symptom
Kenmore water heater causes water hammer or banging noises in pipes when hot water is turned off.
Hydraulic Shock / Water Hammer
Symptom
Kenmore water heater emits a rotten egg or sulfur smell from hot water taps.
Hydrogen Sulfide Odor Due to Anode Reaction
Symptom
Kenmore water heater installed in a garage has burner flame rolling out or scorching around the access door.
Flame Rollout / Combustion Air Restriction.
Symptom
Kenmore water heater makes popping or rumbling noises during heating.
Sediment Buildup and Boiling Under Sediment Layer
Symptom
Kenmore water heater outer jacket feels excessively hot to the touch.
Insulation Degradation or Overheating.
Symptom
Kenmore water heater produces discolored (rusty or brown) hot water.
Internal Corrosion or Rust in Tank / Piping
Symptom
Kenmore water heater takes a very long time to recover after hot water use.
Insufficient Heating Capacity or Element Underperformance.
Symptom
Kenmore water heater trips the circuit breaker repeatedly.
Electrical Overload or Short Circuit
Symptom
Kenmore water heater’s hot water temperature fluctuates noticeably during a shower.
Inconsistent Temperature Control or Cross-Connection.
Symptom
Kenmore water heater’s temperature and pressure (T&P) relief valve is dripping or discharging water.
Excessive Pressure or Temperature / Faulty T&P Valve
Symptom
No hot water at all from a Kenmore electric water heater (no error code, analog thermostat model).
Complete Power Loss or Upper Thermostat / ECO Trip
Symptom
Water leaking from the bottom of a Kenmore water heater.
Tank Rupture or Drain Valve Leak
Symptom
Water leaking from the top of a Kenmore water heater around the hot or cold connections.
Leaking Dielectric Nipples or Loose Plumbing Connections
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E01 |
Kenmore electric water heater with electronic display shows E01 and will not heat water.
|
Upper Thermistor / Temperature Sensor Failure | View Details |
| E02 |
Kenmore electric water heater displays E02 and water temperature is erratic or no hot water.
|
Lower Thermistor / Temperature Sensor Failure | View Details |
| E03 |
Kenmore electric water heater displays E03 and will not heat, or it overheats briefly then shuts down.
|
Upper Heating Element Circuit Fault | View Details |
| E04 |
Kenmore electric water heater displays E04, and water is only lukewarm or cold.
|
Lower Heating Element Circuit Fault | View Details |
| E05 |
Kenmore electric water heater displays E05 and shuts down heating, sometimes after very hot water.
|
High Limit Switch / ECO (Energy Cut-Off) Tripped | View Details |
| E06 |
Kenmore electric water heater displays E06 and does not respond to temperature adjustments.
|
User Interface / Keypad Communication Error | View Details |
| E07 |
Kenmore electric water heater displays E07 and will not heat; sometimes the breaker trips.
|
Line Voltage / Power Supply Error | View Details |
| E10 |
Kenmore gas water heater with electronic control displays E10 and will not ignite.
|
Ignition Failure / No Flame Detected | View Details |
| E11 |
Kenmore gas water heater displays E11 and shuts down after attempting to light.
|
Flame Loss / Unstable Flame | View Details |
| E12 |
Kenmore gas water heater displays E12 and will not attempt ignition.
|
Pressure Switch / Combustion Air Proving Failure (Power Vent Models) | View Details |
| E13 |
Kenmore gas water heater displays E13 and shuts down; the blower may continue to run.
|
Flue / Exhaust Overheat or Blockage Detected | View Details |
| E20 |
Kenmore hybrid (heat pump) water heater displays E20 and runs only on electric elements.
|
Evaporator Coil Temperature Sensor Fault | View Details |
| E21 |
Kenmore hybrid water heater shows E21, and heat pump mode is disabled.
|
Condenser Coil Temperature Sensor Fault | View Details |
| E22 |
Kenmore hybrid water heater displays E22 and may shut down heat pump operation.
|
Ambient Air Temperature Sensor Fault | View Details |
| E23 |
Kenmore hybrid water heater shows E23 and may run loudly or not heat efficiently.
|
Compressor Overload / Overheat Protection Trip | View Details |
| E30 |
Kenmore water heater with leak detection system displays E30 and shuts off heating.
|
Leak Sensor / Pan Water Detected | View Details |
| E31 |
Kenmore water heater shows E31 leak sensor error even though no water is present.
|
Leak Sensor Circuit Fault | View Details |
| E40 |
Kenmore water heater displays E40, and water temperature is much hotter or colder than the setpoint.
|
Temperature Calibration / Sensor Mismatch Error | View Details |
| E50 |
Kenmore water heater shows E50 and will not power on the display or respond to inputs.
|
Internal Control Board Failure | View Details |
| – |
Kenmore electric water heater produces only a small amount of hot water, then quickly turns lukewarm.
|
Lower Heating Element or Thermostat Failure | View Details |
| – |
Kenmore gas water heater burner cycles on and off rapidly (short cycling).
|
Improper Combustion or Thermostat Sensing. | View Details |
| – |
Kenmore gas water heater has no hot water; the pilot is lit but the main burner does not come on.
|
Gas Control Valve or Thermostat Failure | View Details |
| – |
Kenmore gas water heater pilot will not stay lit (standing pilot models, no electronic display).
|
Thermocouple Failure or Weak Pilot Flame | View Details |
| – |
Kenmore hybrid (heat pump) water heater is very noisy during operation.
|
Excessive Vibration or Fan/Compressor Noise | View Details |
| – |
Kenmore hybrid water heater frequently switches to electric resistance mode instead of heat pump mode.
|
Heat Pump Capacity Limitation or Sensor Control Logic. | View Details |
| – |
Kenmore water heater causes water hammer or banging noises in pipes when hot water is turned off.
|
Hydraulic Shock / Water Hammer | View Details |
| – |
Kenmore water heater emits a rotten egg or sulfur smell from hot water taps.
|
Hydrogen Sulfide Odor Due to Anode Reaction | View Details |
| – |
Kenmore water heater installed in a garage has burner flame rolling out or scorching around the access door.
|
Flame Rollout / Combustion Air Restriction. | View Details |
| – |
Kenmore water heater makes popping or rumbling noises during heating.
|
Sediment Buildup and Boiling Under Sediment Layer | View Details |
| – |
Kenmore water heater outer jacket feels excessively hot to the touch.
|
Insulation Degradation or Overheating. | View Details |
| – |
Kenmore water heater produces discolored (rusty or brown) hot water.
|
Internal Corrosion or Rust in Tank / Piping | View Details |
| – |
Kenmore water heater takes a very long time to recover after hot water use.
|
Insufficient Heating Capacity or Element Underperformance. | View Details |
| – |
Kenmore water heater trips the circuit breaker repeatedly.
|
Electrical Overload or Short Circuit | View Details |
| – |
Kenmore water heater’s hot water temperature fluctuates noticeably during a shower.
|
Inconsistent Temperature Control or Cross-Connection. | View Details |
| – |
Kenmore water heater’s temperature and pressure (T&P) relief valve is dripping or discharging water.
|
Excessive Pressure or Temperature / Faulty T&P Valve | View Details |
| – |
No hot water at all from a Kenmore electric water heater (no error code, analog thermostat model).
|
Complete Power Loss or Upper Thermostat / ECO Trip | View Details |
| – |
Water leaking from the bottom of a Kenmore water heater.
|
Tank Rupture or Drain Valve Leak | View Details |
| – |
Water leaking from the top of a Kenmore water heater around the hot or cold connections.
|
Leaking Dielectric Nipples or Loose Plumbing Connections | View Details |
No matching codes found
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