Frigidaire dishwashers stop heating water most often because of a failed heating element, faulty temperature sensing, or control board logic that disables heat during the wash cycle.
Why Heating Problems Matter on Frigidaire Dishwashers
Heating is central to how Frigidaire dishwashers clean and dry. Unlike some premium brands that rely more on passive drying, Frigidaire units depend heavily on active water heating to dissolve detergent, break down grease, and support the drying phase.
When heat is lost, owners usually notice cloudy glassware, food residue on upper racks, and dishes that come out wet even after extended cycles. Continued operation without heat also strains other components by extending cycle times.
Common Symptoms of a Frigidaire Dishwasher Not Heating
Heating failures rarely show up as a complete shutdown. Instead, symptoms build gradually.
• Dishes feel lukewarm at end of cycle
• Poor cleaning despite proper detergent use
• Plastic items remain soaked after drying
• Cycles take longer than normal
• Error code i60 appears on display models
In many service calls, the dishwasher still drains and fills normally, which leads owners to assume detergent or loading issues rather than a heating failure.
Frigidaire-Specific Causes of Heating Failure
Failed Heating Element
The heating element is the most common cause. Frigidaire elements are exposed to mineral scale and thermal cycling, especially in hard-water areas. Over time, internal resistance opens and the element stops producing heat.
Faulty Temperature Sensor or Thermistor
Frigidaire dishwashers rely on accurate temperature feedback to energize the heater. If the sensor reports incorrect readings, the control board disables heat to prevent overheating.
Control Board Logic Failure
Control boards occasionally fail to energize the heater relay even when the element and sensor test good. This is more common after power surges or moisture exposure.
Wiring or Connector Damage
Heat and vibration at the base of the unit can loosen or discolor heater connectors. This interrupts power to the element without triggering an immediate error.
Technician Diagnostic Process for No-Heat Complaints
Technicians follow a consistent sequence to avoid replacing expensive parts unnecessarily.
Step 1: Confirm No Temperature Rise
A technician runs a diagnostic or normal wash cycle and measures water temperature early and mid-cycle. No measurable increase confirms a heating fault.
Step 2: Access Internal Components
With power disconnected, the lower access panel is removed to reach the heater terminals, sensor wiring, and control connections.
Step 3: Test the Heating Element
Resistance is measured across the heater terminals. An open circuit confirms element failure. Most failed Frigidaire heaters show no continuity.
Step 4: Test Temperature Sensor Input
If the heater tests good, the temperature sensor is measured against expected resistance values. Readings outside tolerance indicate sensor failure.
Step 5: Verify Control Output
Only after confirming heater and sensor integrity does the technician evaluate the control board’s heater relay output. Control replacement is considered last due to cost.
Typical Repair Outcomes and Costs
| Diagnosis Result | Repair Action | Typical Total Cost |
|---|---|---|
| Open heating element | Replace heating element | $200 – $350 |
| Failed temperature sensor | Replace sensor | $180 – $300 |
| Burned heater connector | Repair wiring harness | $150 – $300 |
| Control board not energizing heater | Replace control board | $250 – $700 |
Element replacement resolves the issue in the majority of Frigidaire no-heat cases. Learn more about Frigidaire dishwasher repair costs here.
Why Heating Failures Appear Around 5–7 Years
Thermal cycling, detergent residue, and mineral scale all accelerate heater wear. Frigidaire heaters tend to fail predictably rather than catastrophically. In several units I have inspected, heater resistance drifted high before fully opening, causing intermittent heat loss that worsened over time.
Homes with hard water often see heater failures closer to year five, while softer water homes may reach seven or eight years before problems appear.
When to Repair
Heating repairs are often worthwhile if:
• Dishwasher is under 6–7 years old
• Unit is otherwise quiet and cleaning well
• Failure is limited to heater or sensor
• Repair cost is under half of replacement price
A six-year-old Frigidaire Gallery model with a failed heater is usually a good repair candidate.
When to Replace
Replacement is usually recommended when:
• Dishwasher is over 8 years old
• Control board replacement is required
• Multiple components show wear
• Total repair exceeds $400–$500
In older units, heater failure often precedes additional pump or electronic problems.
Preventing Future Heating Issues
Regular filter cleaning helps maintain proper water flow across the heater. Using rinse aid reduces drying strain. In hard-water areas, periodic descaling limits mineral buildup on heating surfaces. These steps do not eliminate heater failure but can extend service life. See our full recommended maintenance schedule for more info.
Frequently Asked Questions
Why is my Frigidaire dishwasher not drying dishes?
Poor drying usually indicates a heating problem, most commonly a failed heating element.
What does error code i60 mean on a Frigidaire dishwasher?
It signals a heating fault, often caused by the heater or temperature sensing circuit.
Can a Frigidaire dishwasher run without heat?
Yes, but cleaning performance and drying will be poor and cycle times may increase.
Is a heating element replacement worth it?
Yes on newer units. On older units, overall condition and cost should be considered.
How long does a Frigidaire heating element last?
Most last 5–7 years depending on water quality and usage.