Whirlpool Dishwasher Error Code F6E4
Wash heater or heating element failure
The dishwasher is unable to heat water to the target wash temperature. Dishes will not be sanitized and drying performance will suffer.
What Does Error Code F6E4 Mean on a Whirlpool Dishwasher?
Wash heater or heating element failure.
The dishwasher is unable to heat water to the target wash temperature. Dishes will not be sanitized and drying performance will suffer.
What Causes Error Code F6E4?
Here are the most common causes in order of frequency. Start with the most likely cause before moving to the next:
- 1 Heating element failed (open circuit) 55% of cases
- 2 Temperature sensor failure (NTC) 30% of cases
- 3 Control board heater relay failure 15% of cases
How to Fix Whirlpool Dishwasher Error Code F6E4
- 1
Test the heating element
Access from under the dishwasher. Disconnect wires and test continuity — should read 15–30 ohms.
🔩 Whirlpool dishwasher heating element ($40–$100) - 2
Test the NTC temperature sensor
Resistance at room temp should be approximately 6k ohms.
🔩 NTC sensor ($15–$40) - 3
Check control board
If both element and sensor are good, the relay on the control board controlling the heater has failed.
How to Reset Error Code F6E4
After replacement, run a test cycle. Error clears after a successful heated wash cycle.
Note: If the error returns after resetting, the underlying issue has not been resolved. Work through the fix steps above.
When to Call a Professional
If heating element replacement doesn't resolve F6E4, the control board needs professional diagnosis.
Find Replacement Parts
Use these links to find the exact replacement parts for your Whirlpool Dishwasher:
External links — ApplianceErrors.com is not affiliated with these retailers.