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Error code reference

KitchenAid Refrigerator Error Code E5

Manufacturing error code

KitchenAid codesKitchenAid refrigerator codes
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What the E5 error code actually means

Your KitchenAid refrigerator is showing E5 because it detected a problem with the defrost system, specifically a part that heats the coils to prevent ice buildup or a safety switch connected to it. This means your refrigerator may stop defrosting properly, which can lead to excessive frost and eventually poor cooling. A technician will need to inspect and likely replace one or both of these small components inside the freezer compartment.

Diagnostic procedure

The full E5 procedure

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1
Confirm the fault
Power cycle the unit: switch off the breaker for 60 seconds, then restore power. If the code returns, the fault is persistent and the procedure below isolates the cause.
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Most common causes of E5

Ranked by how often they cause this code
  1. 1Failed Bimetal Thermostat
  2. 2Burned or Open Defrost Heater Element
  3. 3Loose or Corroded Wiring Connections
  4. 4Defrost Control Board Fault

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Questions people ask about E5

What does E5 mean on a KitchenAid refrigerator?
E5 is a manufacturing diagnostic error code indicating a fault in the defrost heater circuit or the bimetal thermostat. The control board has detected an abnormal condition in this part of the defrost system. Left unaddressed, this can cause frost to accumulate on the evaporator coils and reduce cooling performance throughout the refrigerator.
Is the E5 error on a KitchenAid refrigerator a safety concern?
An open bimetal thermostat or failed heater generally means the defrost cycle is not running, which poses a food safety risk due to potential cooling loss rather than a fire or electrical hazard. However, a bimetal that has failed in the closed position could allow the heater to overheat, which is a more serious concern and warrants prompt attention.
Will resetting the refrigerator clear the E5 error code?
A power reset may temporarily clear the E5 code from the display, but the underlying fault in the defrost heater circuit or bimetal thermostat will remain. The code is likely to return once the control board runs its next self-test or defrost cycle. A proper repair of the faulty component is required to permanently resolve the error.
Can I fix the E5 error code myself?
A knowledgeable DIYer can diagnose this fault by removing the freezer's rear panel and testing the defrost heater and bimetal thermostat with a multimeter for continuity. If either component tests open, it can be replaced with the correct replacement part. However, if the wiring or control board is involved, professional service is recommended.
How much does it cost to repair the E5 error on a KitchenAid refrigerator?
If the repair involves replacing the defrost heater or bimetal thermostat, parts typically cost between $15 and $60 depending on the specific model. With professional labor, total repair costs generally range from $100 to $250. Replacing the control board, if it is found to be the root cause, would increase the cost significantly.

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