Whirlpool Dishwasher Error 3

⚡ Quick Answer: The Whirlpool dishwasher error 3 indicates a fault with water heating or temperature regulation. This may manifest as the dishwasher displaying the er... ✅ DIY Fixable

What Does Error 3 Mean?

The Whirlpool dishwasher error 3 indicates a fault with water heating or temperature regulation. This may manifest as the dishwasher displaying the error code through three flashes of the status lights, stopping the wash cycle, or failing to adequately heat water. Common causes include a faulty heating element, a defective temperature sensor or thermostat, or issues with the control board's heater circuit.

Common Symptoms:

  • Dishwasher displays error code 3 (often via 3 flashes of status lights).
  • Wash cycle may stop, or unit fails to heat water adequately.
  • Dishwasher may fail to complete cleaning cycle.

Possible Causes

  • Faulty heating element (medium)
  • Defective temperature sensor/thermostat (medium)
  • Control board/heater circuit fault (medium)

How to Fix Error 3

DIY Fix Basic checks and resets

  1. Turn off and unplug the dishwasher for a few minutes, then restart to see if the error clears.
  2. Ensure the dishwasher fills with water correctly and that there are no obvious obstructions to water flow.
  3. Verify that the dishwasher is connected to proper hot water supply (if model depends on external hot water).

Technician Only Diagnose and replace heating/temperature components

  1. Test the heating element for continuity with a multimeter; replace if open/defective.
  2. Check temperature sensor/thermostat for correct resistance values; replace faulty parts.
  3. Inspect control board heater circuit and relays for burn marks or damage; repair or replace board if needed.
  4. Verify related wiring harness connections for corrosion, damage, or loose pins.

Parts needed: Dishwasher heating element, Temperature sensor/thermostat, Control board (heater circuit section), Wiring harness/connectors

🛑 When to Call a Pro:
  • If heating components tests are inconclusive or point to control board faults.
  • If error code persists after replacing obvious failed parts.
  • If moisture/water damage is suspected inside electrical components.

Technical Specifications

wattage 50W
component Drain Pump
resistance 10-20 ohms
part_number W10712395
voltage_rating 120V AC

Common Questions

What does 3 error mean on whirlpool dishwasher?

Error 3 indicates a heating or temperature regulation fault, stopping the wash cycle.

Can I fix whirlpool dishwasher 3 error myself?

Yes, you can perform basic checks and resets or verify water supply connections.

How much does it cost to fix 3 error?

Repair costs for heating elements and sensors are moderate; control board replacement is higher.

When should I call a technician for 3?

Call a technician if tests are inconclusive or if the error persists after replacing obvious faulty parts.

Sources & References

Data last verified: 2026-01-10

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