Whirlpool Whirlpool WDT750SAKZ 24 in. Top Control Dishwasher F1E1 Error Fix: Stuck Relay on Control Board

Error code F1E1 on the Whirlpool Whirlpool WDT750SAKZ 24 in. Top Control Dishwasher means: Stuck Relay on Control Board. A relay on the main electronic control board is stuck in the closed position. The control board is continuously sending power to one of the dishwasher components (wash motor, drain pump, heater, or fill valve). This can cause the dishwasher to fill continuously, run the wash pump non-stop, or keep the heater on dangerously. Immediately turn off power at the circuit breaker. The main electronic control board must be replaced. This is a safety-critical fault.

The most successful fix is "Replace the Main Electronic Control Board" (hard difficulty, ~60 minutes). This fix costs nothing. HomeMD has 2 community-ranked fixes for this error.

This error is rated critical severity. It is generally not urgent and can often be resolved with a simple DIY fix.

Yes — the top-ranked community fix ("Replace the Main Electronic Control Board") is rated hard difficulty and takes about 60 minutes. Tools needed: T20 Torx screwdriver, Multimeter, Nut driver set.

DIY cost: $0. Professional repair typically costs $250-$350. Many homeowners save money by trying the top-ranked community fix first.

The Whirlpool Whirlpool WDT750SAKZ 24 in. Top Control Dishwasher has 8 other known error codes, including: F1E2 (Control Board Memory Error), F2E1 (Stuck Button on User Interface), F2E2 (User Interface Board Communication Error), F3E1 (Wash Thermistor/Sensor Fault), F3E2 (Wash Thermistor Shorted), and 3 more.

Error code F1E1 also appears on 8 other Whirlpool models: Whirlpool WDTA50SAKZ 47 dBA Top Control Dishwasher with 3rd Rack, Whirlpool WED5000DW 7.4 cu. ft. Electric Dryer, Whirlpool WED75HEFW 7.4 cu. ft. Electric Dryer with Steam, Whirlpool WFE775H0HZ 6.4 cu. ft. Smart Slide-In Electric Range, Whirlpool WFG505M0BS 5.0 cu. ft. Freestanding Gas Range, Whirlpool WMH31017HZ 1.7 cu. ft. Over-the-Range Microwave, and 2 more. The fix may vary by model, so check each model's specific page for tailored repair steps.