Frigidaire Dishwasher Error HO

⚡ Quick Answer: The Frigidaire dishwasher HO error indicates a heat delay or water temperature issue, preventing the unit from reaching the required water temperature... ✅ DIY Fixable

What Does Error HO Mean?

The Frigidaire dishwasher HO error indicates a heat delay or water temperature issue, preventing the unit from reaching the required water temperature for optimal cleaning. This can lead to poor cleaning performance as the appliance struggles to heat the water adequately. Ensuring a proper hot water supply is crucial to resolving this problem.

Common Symptoms:

  • Dishwasher displays HO when beginning a cycle and pauses before heating
  • Dishwasher may run but not reach adequate water temperature for proper cleaning

Possible Causes

  • Water temperature too low at start of cycle (high)

How to Fix Error HO

DIY Fix Ensure Hot Water Supply

  1. Run hot water at adjacent faucet until it reaches its peak temperature before starting dishwasher
  2. Verify household water heater is set to recommended dishwasher temperature

DIY Fix Restart Dishwasher After Cold Start

  1. Cancel current cycle
  2. Wait a few minutes
  3. Start new cycle after ensuring hot water has reached dishwasher
  4. Observe if HO code clears

Technician Only Inspect Heating Element and Temperature Sensor

  1. Disconnect power to dishwasher
  2. Access lower interior tub to inspect heating element
  3. Check for visible damage or breaks
  4. Use multimeter to test continuity of heating element and thermistor
  5. Replace defective parts if necessary

Parts needed: heating element, temperature sensor/thermistor

🛑 When to Call a Pro:
  • If HO persists after ensuring proper hot water supply
  • If multimeter tests show heating element or sensor faults
  • If error occurs frequently despite consistent hot water availability

Technical Specifications

wattage 1500W
component Heating Element
resistance 10-30 ohms
part_number 154845601
voltage_rating 120V AC

Common Questions

What does HO error mean on frigidaire dishwasher?

The HO error signifies a heating issue, indicating the dishwasher is not reaching the necessary water temperature for cleaning.

Can I fix frigidaire dishwasher HO error myself?

Yes, you can ensure hot water supply and restart the dishwasher to resolve the HO error.

How much does it cost to fix HO error?

Repair costs for the HO error range from $50 to $200 for parts, with additional labor costs.

When should I call a technician for HO?

Call a technician if the HO error persists after checking water supply or if tests show heating element or sensor faults.

Sources & References

Data last verified: 2026-02-19

User Comments (0)

Share your experience or solution below.

Be the first to comment!