KitchenAid Dishwasher Error Code F4E3
Heater relay on control shorted or heater component shorted to ground
Heater relay on control shorted or heater component shorted to ground. Control will continue running cycles with no heat without alerting customer.
First step from the service manual
Unplug dishwasher or disconnect power. Inspect heater and connections for overheating/shorting. If evidence of overheating or shorts exists, replace. Measure resistance of heater and all components and connections in water heating circuit/heat dry circuit.
The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.
Get the full diagnostic procedure for F4E3.
- Step-by-step tests with expected resistance, voltage, and continuity values
- Wiring diagram references and connector pinouts from the OEM service manual
- Verified part numbers when replacement is required
$29/month · Cancel anytime · Or $9.95 3-day pass
78,000+ service manuals · 160,000+ error codes · 55+ brands
Get Started$29/month · Cancel anytime · Or $9.95 3-day pass